{"$schema":"https://wellknown.network/schemas/agent-record-v1.json","schemaVersion":"1","id":"ag_bej94crv5kx2","handle":"freetier-agent-api","url":"https://wellknown.network/agents/freetier-agent-api","links":{"self":"https://wellknown.network/agents/freetier-agent-api/record.json","html":"https://wellknown.network/agents/freetier-agent-api","markdown":"https://wellknown.network/agents/freetier-agent-api/record.md","api":"https://wellknown.network/api/v1/agents/freetier-agent-api","status":"https://wellknown.network/api/v1/agents/freetier-agent-api/status","claim":"https://wellknown.network/agents/freetier-agent-api/claim","claimApi":"https://wellknown.network/api/v1/claims","claimDescriptor":"https://wellknown.network/agents/freetier-agent-api/claim.json","badge":"https://wellknown.network/agents/freetier-agent-api/badge.svg","openapi":"https://wellknown.network/openapi.json","history":"https://wellknown.network/api/v1/agents/freetier-agent-api/history","tools":"https://wellknown.network/api/v1/agents/freetier-agent-api/tools"},"ard":{"identifier":"urn:air:freetier-agent-api.pages.dev:server:freetier-agent-api","type":"application/mcp-server-card+json"},"kind":"mcp_server","declared":{"name":"FreeTier Agent API","summary":"x402 or card pay-per-call: invoice JSON, DNS, whois, SSL, geocode, RSS feeds, sitemaps, QR codes","description":"x402 or card pay-per-call: invoice JSON, DNS, whois, SSL, geocode, RSS feeds, sitemaps, QR codes","publisher":{"name":"dev.pages.freetier-agent-api","url":null},"homepage":"https://freetier-agent-api.pages.dev/recipes","repository":null,"version":"3.5.0","license":null,"protocols":["mcp"],"tags":[],"pricing":null,"endpoints":[{"url":"https://freetier-agent-api.pages.dev/mcp","type":"mcp_streamable_http","auth":null,"probeable":true}],"skills":null,"tools":null,"extra":{"updatedAt":"2026-10-26T12:55:10.618838Z","publishedAt":"2026-10-26T12:55:10.618838Z","registryName":"dev.pages.freetier-agent-api/freetier-agent-api"},"attribution":{"kind":"mcp_registry","name":"mcp_registry","summary":"mcp_registry","version":"mcp_registry","description":"mcp_registry","homepageUrl":"mcp_registry","publisherName":"mcp_registry"}},"derived":{"capabilities":[{"slug":"content.translation","name":"Translation","confidence":1,"provenance":"derived"},{"slug":"content.writing","name":"Writing & Editing","confidence":1,"provenance":"derived"},{"slug":"documents.conversion","name":"Document Conversion","confidence":1,"provenance":"derived"},{"slug":"data.news","name":"News & Feeds","confidence":1,"provenance":"derived"},{"slug":"commerce.payments","name":"Payments","confidence":1,"provenance":"derived"},{"slug":"commerce.pricing","name":"Pricing & Quotes","confidence":1,"provenance":"derived"},{"slug":"finance.markets","name":"Markets & Trading","confidence":1,"provenance":"derived"},{"slug":"geo.maps","name":"Maps & Places","confidence":1,"provenance":"derived"}],"categories":["commerce","content","data","documents","finance","geo"],"language":"en"},"observed":{"status":"live","statusReason":"Responded 3h ago.","lastOkAt":"2026-10-30T18:27:44.767Z","lastProbedAt":"2026-10-30T18:27:44.767Z","statusComputedAt":"2026-10-30T18:31:24.628Z","reliability30d":{"probes":42,"successRate":1,"p50Ms":42,"basis":"service","measures":{"availability":"availability","latency":"response time","tools":"tool surface observed","summary":"Checks reached the service itself."},"checks":{"total":42,"ok":42,"authBoundaryOk":0,"serviceOk":42,"note":"Counted from the observation rows for the window, checks of the server only (HTTP, A2A card, MCP initialize). ok = authBoundaryOk + serviceOk. `probes` is the sum of daily rollups and includes registry checks, so it can differ from `total`."}},"latestObservations":[{"at":"2026-10-30T18:27:44.767Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":39,"error":null,"detail":{"tools":[{"name":"list_endpoints","description":"Free. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-ex"},{"name":"mcp_servers_sample","description":"Free. Five sample MCP servers from the 4,259-server directory (MIT source)."},{"name":"llm_pricing_sample","description":"Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT)."},{"name":"api_directory_sample","description":"Free. Five live public APIs that need no key."},{"name":"invoice_json","description":"Send exactly one of url, text, or file_base64 + mime_type. 1 free call per caller, then $0.0075 USDC per page via x402 (paid in-band: params._meta[\"x402/payment"},{"name":"token_risk","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk: Deterministic ERC-20 risk check on Base or Ethereum "},{"name":"tx_explain","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum transaction hash -> plain JSON: status (succes"},{"name":"wallet_profile","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum address -> profile in one call: EOA, contract o"},{"name":"contract_abi","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum contract address -> ABI and function list: Sou"},{"name":"site_contacts","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Site contacts: Company website -> one clean contact row: role em"},{"name":"page_rag","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Page RAG: Any public web page -> clean LLM-ready Markdown + RAG"},{"name":"robots_check","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check whether a URL may be crawled per the site's robots.txt for"},{"name":"page_meta","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Fetch a public web page (robots.txt respected) and return title"},{"name":"llm_cost","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token & cost calculator: estimate tokens for a text (or pass inp"},{"name":"page_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One-call page audit for agents: HTTP status, redirects, latency"},{"name":"link_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check up to 20 URLs in one call: HTTP status, final URL after r"},{"name":"country","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Country reference lookup by ISO2/ISO3/name: capital, population"},{"name":"holidays","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Public holidays for ~490 countries/territories for 2026 and 202"},{"name":"currency","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Currency conversion with official ECB euro reference rates (~30 "},{"name":"base_gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base gas price: Live Base mainnet gas price (gwei), latest bloc"},{"name":"page_markdown","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Page to Markdown: Convert a public web page to clean Markdown ("},{"name":"email_verify","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email verify: Email address check WITHOUT sending mail or SMTP p"},{"name":"extract_json","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Extract JSON: Messy text + JSON Schema in, clean JSON out. Uses a"},{"name":"gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Gas price (5 EVM chains): Live gas prices across 5 EVM chains i"},{"name":"token_info","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Po"},{"name":"ens","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.b"},{"name":"tx_status","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Transaction status for polling: up to 10 tx hashes in one call,"},{"name":"dns","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A"},{"name":"domain_whois","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Domain registration lookup via RDAP (the official whois successo"},{"name":"ssl_cert","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). TLS/SSL certificate check from public Certificate Transparency l"},{"name":"geocode","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocoding with OpenStreetMap Nominatim: address or place name -"},{"name":"feed_json","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web"},{"name":"sitemap","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Sitemap to URL list: give a sitemap URL or just a domain (sitema"},{"name":"qr_code","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC "},{"name":"apis_search","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). API search: Search 2,230 link-checked public & free-tier APIs (5"},{"name":"free_tiers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Free tiers: Current free-tier limits for developer services (hos"},{"name":"llm_pricing","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). LLM pricing: AI model list prices (USD per 1M input/output/cache"},{"name":"mcp_servers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). MCP servers search: Search 4,259 MCP (Model Context Protocol) se"},{"name":"x402_services","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). x402 services search: Search ~8,900 live x402 pay-per-call APIs"},{"name":"agent_tools","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Agent tools search: One search across ~13,000 agent tools: 4,259"},{"name":"dataset_full","description":"Dataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call."},{"name":"dump_mcp_servers","description":"Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT)."},{"name":"dump_llm_pricing","description":"Dataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON)."},{"name":"dump_world_reference","description":"Dataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JS"},{"name":"dump_x402_services","description":"Dataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory,"},{"name":"dump_agent_tools","description":"Dataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attr"},{"name":"token_score","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk score: one ERC-20 token scored (0-100) with a short A"},{"name":"token_portfolio","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token portfolio risk scan: up to 20 ERC-20 tokens in one call, ea"},{"name":"token_compare","description":"1 free call per caller, then $0.0075 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk comparison: two ERC-20 tokens side by side: which ha"},{"name":"rug_check","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Rug pull check: one ERC-20 token, pass/warn/fail on four groups "},{"name":"token_price","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token price: current USD price of one token by contract address"},{"name":"token_prices","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token prices (multi): USD prices for up to 30 tokens on one netw"},{"name":"token_price_history","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token price history: OHLCV candles (daily up to 180, hourly up t"},{"name":"news_monitor","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). News search and monitor: latest news articles worldwide (65+ lan"},{"name":"news_entity","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Entity news last 24h: who is writing about a company, person or "},{"name":"news_sentiment","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). News sentiment: average tone of worldwide news coverage about a "},{"name":"wiki_fact","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Wikipedia fact lookup: best-matching Wikipedia article for a que"},{"name":"company_profile","description":"1 free call per caller, then $0.0075 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company enrichment: domain in, company profile out - name, desc"},{"name":"company_techstack","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Website tech stack detection: CMS, e-commerce, frameworks, analy"},{"name":"company_contacts","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company contacts: public business contact details from the compa"},{"name":"company_batch","description":"1 free call per caller, then $0.022 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company enrichment batch: up to 10 domains in one call, each wit"},{"name":"summarize","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text summarizer: summarize up to 12,000 characters into 3-6 bull"},{"name":"classify","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text classification: classify text (max 6,000 chars) into your o"},{"name":"entity_extract","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Named entity extraction: people, organizations, locations, dates"},{"name":"translate","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text translation: translate up to 3,000 characters into one of 2"},{"name":"email_verify_quick","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email quick check: offline syntax check, disposable-domain flag"},{"name":"email_verify_batch","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email verification batch: up to 20 email addresses in one call -"},{"name":"geocode_batch","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocode batch: up to 5 addresses or place names (separated by |)"}],"toolCount":68,"toolsHash":"e7786c5f63ea37d194c848a41114a35e603fefda526a779de25578574431b2c8","serverName":"freetier-agent-api","capabilities":["tools"],"serverVersion":"4.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-30T10:20:55.883Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":176,"error":null,"detail":{"tools":[{"name":"list_endpoints","description":"Free. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-ex"},{"name":"mcp_servers_sample","description":"Free. Five sample MCP servers from the 4,259-server directory (MIT source)."},{"name":"llm_pricing_sample","description":"Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT)."},{"name":"api_directory_sample","description":"Free. Five live public APIs that need no key."},{"name":"invoice_json","description":"Send exactly one of url, text, or file_base64 + mime_type. 1 free call per caller, then $0.0075 USDC per page via x402 (paid in-band: params._meta[\"x402/payment"},{"name":"token_risk","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Deterministic ERC-20 risk check on Base or Ethereum from public "},{"name":"tx_explain","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum transaction hash -> plain JSON: status (succes"},{"name":"wallet_profile","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum address -> profile in one call: EOA, contract o"},{"name":"contract_abi","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum contract address -> ABI and function list: Sou"},{"name":"site_contacts","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company website -> one clean contact row: role emails only (info"},{"name":"page_rag","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Any public web page -> clean LLM-ready Markdown + RAG chunks in"},{"name":"robots_check","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check whether a URL may be crawled per the site's robots.txt for"},{"name":"page_meta","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Fetch a public web page (robots.txt respected) and return title"},{"name":"llm_cost","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token & cost calculator: estimate tokens for a text (or pass inp"},{"name":"page_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One-call page audit for agents: HTTP status, redirects, latency"},{"name":"link_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check up to 20 URLs in one call: HTTP status, final URL after r"},{"name":"country","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Country reference lookup by ISO2/ISO3/name: capital, population"},{"name":"holidays","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Public holidays for ~490 countries/territories for 2026 and 202"},{"name":"currency","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Currency conversion with official ECB euro reference rates (~30 "},{"name":"base_gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live Base mainnet gas price (gwei), latest block, and estimated"},{"name":"page_markdown","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Convert a public web page to clean Markdown (title, headings, p"},{"name":"email_verify","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email address check WITHOUT sending mail or SMTP probing: RFC-st"},{"name":"extract_json","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Messy text + JSON Schema in, clean JSON out. Uses a small LLM (Cl"},{"name":"gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live gas prices across 5 EVM chains in one call (Ethereum, Base"},{"name":"token_info","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Po"},{"name":"ens","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.b"},{"name":"tx_status","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Transaction status for polling: up to 10 tx hashes in one call,"},{"name":"dns","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A"},{"name":"domain_whois","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Domain registration lookup via RDAP (the official whois successo"},{"name":"ssl_cert","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). TLS/SSL certificate check from public Certificate Transparency l"},{"name":"geocode","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocoding with OpenStreetMap Nominatim: address or place name -"},{"name":"feed_json","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web"},{"name":"sitemap","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Sitemap to URL list: give a sitemap URL or just a domain (sitema"},{"name":"qr_code","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC "},{"name":"apis_search","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 2,230 link-checked public & free-tier APIs (59 categories"},{"name":"free_tiers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Current free-tier limits for developer services (hosting, DB, au"},{"name":"llm_pricing","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). AI model list prices (USD per 1M input/output/cached tokens, con"},{"name":"mcp_servers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 4,259 MCP (Model Context Protocol) servers by keyword, ca"},{"name":"x402_services","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search ~8,900 live x402 pay-per-call APIs (verified/unverified "},{"name":"agent_tools","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One search across ~13,000 agent tools: 4,259 MCP servers (awesom"},{"name":"dataset_full","description":"Dataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call."},{"name":"dump_mcp_servers","description":"Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT)."},{"name":"dump_llm_pricing","description":"Dataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON)."},{"name":"dump_world_reference","description":"Dataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JS"},{"name":"dump_x402_services","description":"Dataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory,"},{"name":"dump_agent_tools","description":"Dataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attr"},{"name":"token_score","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk score: one ERC-20 token scored (0-100) with a short A"},{"name":"token_portfolio","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token portfolio risk scan: up to 20 ERC-20 tokens in one call, ea"},{"name":"token_compare","description":"1 free call per caller, then $0.0075 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk comparison: two ERC-20 tokens side by side: which ha"},{"name":"rug_check","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Rug pull check: one ERC-20 token, pass/warn/fail on four groups "},{"name":"token_price","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token price: current USD price of one token by contract address"},{"name":"token_prices","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token prices (multi): USD prices for up to 30 tokens on one netw"},{"name":"token_price_history","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token price history: OHLCV candles (daily up to 180, hourly up t"},{"name":"news_monitor","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). News search and monitor: latest news articles worldwide (65+ lan"},{"name":"news_entity","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Entity news last 24h: who is writing about a company, person or "},{"name":"news_sentiment","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). News sentiment: average tone of worldwide news coverage about a "},{"name":"wiki_fact","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Wikipedia fact lookup: best-matching Wikipedia article for a que"},{"name":"company_profile","description":"1 free call per caller, then $0.0075 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company enrichment: domain in, company profile out - name, desc"},{"name":"company_techstack","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Website tech stack detection: CMS, e-commerce, frameworks, analy"},{"name":"company_contacts","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company contacts: public business contact details from the compa"},{"name":"company_batch","description":"1 free call per caller, then $0.022 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company enrichment batch: up to 10 domains in one call, each wit"},{"name":"summarize","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text summarizer: summarize up to 12,000 characters into 3-6 bull"},{"name":"classify","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text classification: classify text (max 6,000 chars) into your o"},{"name":"entity_extract","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Named entity extraction: people, organizations, locations, dates"},{"name":"translate","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text translation: translate up to 3,000 characters into one of 2"},{"name":"email_verify_quick","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email quick check: offline syntax check, disposable-domain flag"},{"name":"email_verify_batch","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email verification batch: up to 20 email addresses in one call -"},{"name":"geocode_batch","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocode batch: up to 5 addresses or place names (separated by |)"}],"toolCount":68,"toolsHash":"c73f7a5876e7835c8a630a3bc7b8f5a410271298032e31794966715c8cb5c6f4","serverName":"freetier-agent-api","capabilities":["tools"],"serverVersion":"4.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-30T02:22:12.989Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":28,"error":null,"detail":{"tools":[{"name":"list_endpoints","description":"Free. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-ex"},{"name":"mcp_servers_sample","description":"Free. Five sample MCP servers from the 4,259-server directory (MIT source)."},{"name":"llm_pricing_sample","description":"Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT)."},{"name":"api_directory_sample","description":"Free. Five live public APIs that need no key."},{"name":"invoice_json","description":"Send exactly one of url, text, or file_base64 + mime_type. 1 free call per caller, then $0.0075 USDC per page via x402 (paid in-band: params._meta[\"x402/payment"},{"name":"token_risk","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Deterministic ERC-20 risk check on Base or Ethereum from public "},{"name":"tx_explain","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum transaction hash -> plain JSON: status (succes"},{"name":"wallet_profile","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum address -> profile in one call: EOA, contract o"},{"name":"contract_abi","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum contract address -> ABI and function list: Sou"},{"name":"site_contacts","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company website -> one clean contact row: role emails only (info"},{"name":"page_rag","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Any public web page -> clean LLM-ready Markdown + RAG chunks in"},{"name":"robots_check","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check whether a URL may be crawled per the site's robots.txt for"},{"name":"page_meta","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Fetch a public web page (robots.txt respected) and return title"},{"name":"llm_cost","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token & cost calculator: estimate tokens for a text (or pass inp"},{"name":"page_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One-call page audit for agents: HTTP status, redirects, latency"},{"name":"link_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check up to 20 URLs in one call: HTTP status, final URL after r"},{"name":"country","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Country reference lookup by ISO2/ISO3/name: capital, population"},{"name":"holidays","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Public holidays for ~490 countries/territories for 2026 and 202"},{"name":"currency","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Currency conversion with official ECB euro reference rates (~30 "},{"name":"base_gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live Base mainnet gas price (gwei), latest block, and estimated"},{"name":"page_markdown","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Convert a public web page to clean Markdown (title, headings, p"},{"name":"email_verify","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email address check WITHOUT sending mail or SMTP probing: RFC-st"},{"name":"extract_json","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Messy text + JSON Schema in, clean JSON out. Uses a small LLM (Cl"},{"name":"gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live gas prices across 5 EVM chains in one call (Ethereum, Base"},{"name":"token_info","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Po"},{"name":"ens","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.b"},{"name":"tx_status","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Transaction status for polling: up to 10 tx hashes in one call,"},{"name":"dns","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A"},{"name":"domain_whois","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Domain registration lookup via RDAP (the official whois successo"},{"name":"ssl_cert","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). TLS/SSL certificate check from public Certificate Transparency l"},{"name":"geocode","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocoding with OpenStreetMap Nominatim: address or place name -"},{"name":"feed_json","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web"},{"name":"sitemap","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Sitemap to URL list: give a sitemap URL or just a domain (sitema"},{"name":"qr_code","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC "},{"name":"apis_search","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 2,230 link-checked public & free-tier APIs (59 categories"},{"name":"free_tiers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Current free-tier limits for developer services (hosting, DB, au"},{"name":"llm_pricing","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). AI model list prices (USD per 1M input/output/cached tokens, con"},{"name":"mcp_servers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 4,259 MCP (Model Context Protocol) servers by keyword, ca"},{"name":"x402_services","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search ~8,900 live x402 pay-per-call APIs (verified/unverified "},{"name":"agent_tools","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One search across ~13,000 agent tools: 4,259 MCP servers (awesom"},{"name":"dataset_full","description":"Dataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call."},{"name":"dump_mcp_servers","description":"Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT)."},{"name":"dump_llm_pricing","description":"Dataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON)."},{"name":"dump_world_reference","description":"Dataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JS"},{"name":"dump_x402_services","description":"Dataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory,"},{"name":"dump_agent_tools","description":"Dataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attr"},{"name":"token_score","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk score: one ERC-20 token scored (0-100) with a short A"},{"name":"token_portfolio","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token portfolio risk scan: up to 20 ERC-20 tokens in one call, ea"},{"name":"token_compare","description":"1 free call per caller, then $0.0075 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk comparison: two ERC-20 tokens side by side: which ha"},{"name":"rug_check","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Rug pull check: one ERC-20 token, pass/warn/fail on four groups "},{"name":"token_price","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token price: current USD price of one token by contract address"},{"name":"token_prices","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token prices (multi): USD prices for up to 30 tokens on one netw"},{"name":"token_price_history","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token price history: OHLCV candles (daily up to 180, hourly up t"},{"name":"news_monitor","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). News search and monitor: latest news articles worldwide (65+ lan"},{"name":"news_entity","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Entity news last 24h: who is writing about a company, person or "},{"name":"news_sentiment","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). News sentiment: average tone of worldwide news coverage about a "},{"name":"wiki_fact","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Wikipedia fact lookup: best-matching Wikipedia article for a que"},{"name":"company_profile","description":"1 free call per caller, then $0.0075 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company enrichment: domain in, company profile out - name, desc"},{"name":"company_techstack","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Website tech stack detection: CMS, e-commerce, frameworks, analy"},{"name":"company_contacts","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company contacts: public business contact details from the compa"},{"name":"company_batch","description":"1 free call per caller, then $0.022 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company enrichment batch: up to 10 domains in one call, each wit"},{"name":"summarize","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text summarizer: summarize up to 12,000 characters into 3-6 bull"},{"name":"classify","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text classification: classify text (max 6,000 chars) into your o"},{"name":"entity_extract","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Named entity extraction: people, organizations, locations, dates"},{"name":"translate","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text translation: translate up to 3,000 characters into one of 2"},{"name":"email_verify_quick","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email quick check: offline syntax check, disposable-domain flag"},{"name":"email_verify_batch","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email verification batch: up to 20 email addresses in one call -"},{"name":"geocode_batch","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocode batch: up to 5 addresses or place names (separated by |)"}],"toolCount":68,"toolsHash":"c73f7a5876e7835c8a630a3bc7b8f5a410271298032e31794966715c8cb5c6f4","serverName":"freetier-agent-api","capabilities":["tools"],"serverVersion":"4.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-29T18:35:17.374Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":63,"error":null,"detail":{"tools":[{"name":"list_endpoints","description":"Free. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-ex"},{"name":"mcp_servers_sample","description":"Free. Five sample MCP servers from the 4,259-server directory (MIT source)."},{"name":"llm_pricing_sample","description":"Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT)."},{"name":"api_directory_sample","description":"Free. Five live public APIs that need no key."},{"name":"invoice_json","description":"Send exactly one of url, text, or file_base64 + mime_type. 1 free call per caller, then $0.0075 USDC per page via x402 (paid in-band: params._meta[\"x402/payment"},{"name":"token_risk","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Deterministic ERC-20 risk check on Base or Ethereum from public "},{"name":"tx_explain","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum transaction hash -> plain JSON: status (succes"},{"name":"wallet_profile","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum address -> profile in one call: EOA, contract o"},{"name":"contract_abi","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum contract address -> ABI and function list: Sou"},{"name":"site_contacts","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company website -> one clean contact row: role emails only (info"},{"name":"page_rag","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Any public web page -> clean LLM-ready Markdown + RAG chunks in"},{"name":"robots_check","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check whether a URL may be crawled per the site's robots.txt for"},{"name":"page_meta","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Fetch a public web page (robots.txt respected) and return title"},{"name":"llm_cost","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token & cost calculator: estimate tokens for a text (or pass inp"},{"name":"page_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One-call page audit for agents: HTTP status, redirects, latency"},{"name":"link_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check up to 20 URLs in one call: HTTP status, final URL after r"},{"name":"country","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Country reference lookup by ISO2/ISO3/name: capital, population"},{"name":"holidays","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Public holidays for ~490 countries/territories for 2026 and 202"},{"name":"currency","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Currency conversion with official ECB euro reference rates (~30 "},{"name":"base_gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live Base mainnet gas price (gwei), latest block, and estimated"},{"name":"page_markdown","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Convert a public web page to clean Markdown (title, headings, p"},{"name":"email_verify","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email address check WITHOUT sending mail or SMTP probing: RFC-st"},{"name":"extract_json","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Messy text + JSON Schema in, clean JSON out. Uses a small LLM (Cl"},{"name":"gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live gas prices across 5 EVM chains in one call (Ethereum, Base"},{"name":"token_info","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Po"},{"name":"ens","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.b"},{"name":"tx_status","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Transaction status for polling: up to 10 tx hashes in one call,"},{"name":"dns","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A"},{"name":"domain_whois","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Domain registration lookup via RDAP (the official whois successo"},{"name":"ssl_cert","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). TLS/SSL certificate check from public Certificate Transparency l"},{"name":"geocode","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocoding with OpenStreetMap Nominatim: address or place name -"},{"name":"feed_json","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web"},{"name":"sitemap","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Sitemap to URL list: give a sitemap URL or just a domain (sitema"},{"name":"qr_code","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC "},{"name":"apis_search","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 2,230 link-checked public & free-tier APIs (59 categories"},{"name":"free_tiers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Current free-tier limits for developer services (hosting, DB, au"},{"name":"llm_pricing","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). AI model list prices (USD per 1M input/output/cached tokens, con"},{"name":"mcp_servers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 4,259 MCP (Model Context Protocol) servers by keyword, ca"},{"name":"x402_services","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search ~8,900 live x402 pay-per-call APIs (verified/unverified "},{"name":"agent_tools","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One search across ~13,000 agent tools: 4,259 MCP servers (awesom"},{"name":"dataset_full","description":"Dataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call."},{"name":"dump_mcp_servers","description":"Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT)."},{"name":"dump_llm_pricing","description":"Dataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON)."},{"name":"dump_world_reference","description":"Dataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JS"},{"name":"dump_x402_services","description":"Dataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory,"},{"name":"dump_agent_tools","description":"Dataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attr"},{"name":"token_score","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk score: one ERC-20 token scored (0-100) with a short A"},{"name":"token_portfolio","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token portfolio risk scan: up to 20 ERC-20 tokens in one call, ea"},{"name":"token_compare","description":"1 free call per caller, then $0.0075 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk comparison: two ERC-20 tokens side by side: which ha"},{"name":"rug_check","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Rug pull check: one ERC-20 token, pass/warn/fail on four groups "},{"name":"token_price","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token price: current USD price of one token by contract address"},{"name":"token_prices","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token prices (multi): USD prices for up to 30 tokens on one netw"},{"name":"token_price_history","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token price history: OHLCV candles (daily up to 180, hourly up t"},{"name":"news_monitor","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). News search and monitor: latest news articles worldwide (65+ lan"},{"name":"news_entity","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Entity news last 24h: who is writing about a company, person or "},{"name":"news_sentiment","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). News sentiment: average tone of worldwide news coverage about a "},{"name":"wiki_fact","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Wikipedia fact lookup: best-matching Wikipedia article for a que"},{"name":"company_profile","description":"1 free call per caller, then $0.0075 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company enrichment: domain in, company profile out - name, desc"},{"name":"company_techstack","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Website tech stack detection: CMS, e-commerce, frameworks, analy"},{"name":"company_contacts","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company contacts: public business contact details from the compa"},{"name":"company_batch","description":"1 free call per caller, then $0.022 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company enrichment batch: up to 10 domains in one call, each wit"},{"name":"summarize","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text summarizer: summarize up to 12,000 characters into 3-6 bull"},{"name":"classify","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text classification: classify text (max 6,000 chars) into your o"},{"name":"entity_extract","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Named entity extraction: people, organizations, locations, dates"},{"name":"translate","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Text translation: translate up to 3,000 characters into one of 2"},{"name":"email_verify_quick","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email quick check: offline syntax check, disposable-domain flag"},{"name":"email_verify_batch","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email verification batch: up to 20 email addresses in one call -"},{"name":"geocode_batch","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocode batch: up to 5 addresses or place names (separated by |)"}],"toolCount":68,"toolsHash":"c73f7a5876e7835c8a630a3bc7b8f5a410271298032e31794966715c8cb5c6f4","serverName":"freetier-agent-api","capabilities":["tools"],"serverVersion":"4.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-29T11:24:47.387Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":253,"error":null,"detail":{"tools":[{"name":"list_endpoints","description":"Free. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-ex"},{"name":"mcp_servers_sample","description":"Free. Five sample MCP servers from the 4,259-server directory (MIT source)."},{"name":"llm_pricing_sample","description":"Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT)."},{"name":"api_directory_sample","description":"Free. Five live public APIs that need no key."},{"name":"invoice_json","description":"Send exactly one of url, text, or file_base64 + mime_type. 1 free call per caller, then $0.0075 USDC per page via x402 (paid in-band: params._meta[\"x402/payment"},{"name":"token_risk","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Deterministic ERC-20 risk check on Base or Ethereum from public "},{"name":"tx_explain","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum transaction hash -> plain JSON: status (succes"},{"name":"wallet_profile","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum address -> profile in one call: EOA, contract o"},{"name":"contract_abi","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum contract address -> ABI and function list: Sou"},{"name":"site_contacts","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company website -> one clean contact row: role emails only (info"},{"name":"page_rag","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Any public web page -> clean LLM-ready Markdown + RAG chunks in"},{"name":"robots_check","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check whether a URL may be crawled per the site's robots.txt for"},{"name":"page_meta","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Fetch a public web page (robots.txt respected) and return title"},{"name":"llm_cost","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token & cost calculator: estimate tokens for a text (or pass inp"},{"name":"page_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One-call page audit for agents: HTTP status, redirects, latency"},{"name":"link_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check up to 20 URLs in one call: HTTP status, final URL after r"},{"name":"country","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Country reference lookup by ISO2/ISO3/name: capital, population"},{"name":"holidays","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Public holidays for ~490 countries/territories for 2026 and 202"},{"name":"currency","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Currency conversion with official ECB euro reference rates (~30 "},{"name":"base_gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live Base mainnet gas price (gwei), latest block, and estimated"},{"name":"page_markdown","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Convert a public web page to clean Markdown (title, headings, p"},{"name":"email_verify","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email address check WITHOUT sending mail or SMTP probing: RFC-st"},{"name":"extract_json","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Messy text + JSON Schema in, clean JSON out. Uses a small LLM (Cl"},{"name":"gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live gas prices across 5 EVM chains in one call (Ethereum, Base"},{"name":"token_info","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Po"},{"name":"ens","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.b"},{"name":"tx_status","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Transaction status for polling: up to 10 tx hashes in one call,"},{"name":"dns","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A"},{"name":"domain_whois","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Domain registration lookup via RDAP (the official whois successo"},{"name":"ssl_cert","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). TLS/SSL certificate check from public Certificate Transparency l"},{"name":"geocode","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocoding with OpenStreetMap Nominatim: address or place name -"},{"name":"feed_json","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web"},{"name":"sitemap","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Sitemap to URL list: give a sitemap URL or just a domain (sitema"},{"name":"qr_code","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC "},{"name":"apis_search","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 2,230 link-checked public & free-tier APIs (59 categories"},{"name":"free_tiers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Current free-tier limits for developer services (hosting, DB, au"},{"name":"llm_pricing","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). AI model list prices (USD per 1M input/output/cached tokens, con"},{"name":"mcp_servers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 4,259 MCP (Model Context Protocol) servers by keyword, ca"},{"name":"x402_services","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search ~8,900 live x402 pay-per-call APIs (verified/unverified "},{"name":"agent_tools","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One search across ~13,000 agent tools: 4,259 MCP servers (awesom"},{"name":"dataset_full","description":"Dataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call."},{"name":"dump_mcp_servers","description":"Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT)."},{"name":"dump_llm_pricing","description":"Dataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON)."},{"name":"dump_world_reference","description":"Dataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JS"},{"name":"dump_x402_services","description":"Dataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory,"},{"name":"dump_agent_tools","description":"Dataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attr"},{"name":"token_score","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk score: one ERC-20 token scored (0-100) with a short A"},{"name":"token_portfolio","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token portfolio risk scan: up to 20 ERC-20 tokens in one call, ea"},{"name":"token_compare","description":"1 free call per caller, then $0.0075 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk comparison: two ERC-20 tokens side by side: which ha"},{"name":"rug_check","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Rug pull check: one ERC-20 token, pass/warn/fail on four groups "}],"toolCount":50,"toolsHash":"4a951ad5cab085ab6e30f35ed6e59bf94ccb0bcfae7f5cd2447c7bb78ac9dac8","serverName":"freetier-agent-api","capabilities":["tools"],"serverVersion":"4.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-29T04:26:14.683Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":34,"error":null,"detail":{"tools":[{"name":"list_endpoints","description":"Free. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-ex"},{"name":"mcp_servers_sample","description":"Free. Five sample MCP servers from the 4,259-server directory (MIT source)."},{"name":"llm_pricing_sample","description":"Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT)."},{"name":"api_directory_sample","description":"Free. Five live public APIs that need no key."},{"name":"invoice_json","description":"Send exactly one of url, text, or file_base64 + mime_type. 1 free call per caller, then $0.0075 USDC per page via x402 (paid in-band: params._meta[\"x402/payment"},{"name":"token_risk","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Deterministic ERC-20 risk check on Base or Ethereum from public "},{"name":"tx_explain","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum transaction hash -> plain JSON: status (succes"},{"name":"wallet_profile","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum address -> profile in one call: EOA, contract o"},{"name":"contract_abi","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum contract address -> ABI and function list: Sou"},{"name":"site_contacts","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company website -> one clean contact row: role emails only (info"},{"name":"page_rag","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Any public web page -> clean LLM-ready Markdown + RAG chunks in"},{"name":"robots_check","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check whether a URL may be crawled per the site's robots.txt for"},{"name":"page_meta","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Fetch a public web page (robots.txt respected) and return title"},{"name":"llm_cost","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token & cost calculator: estimate tokens for a text (or pass inp"},{"name":"page_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One-call page audit for agents: HTTP status, redirects, latency"},{"name":"link_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check up to 20 URLs in one call: HTTP status, final URL after r"},{"name":"country","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Country reference lookup by ISO2/ISO3/name: capital, population"},{"name":"holidays","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Public holidays for ~490 countries/territories for 2026 and 202"},{"name":"currency","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Currency conversion with official ECB euro reference rates (~30 "},{"name":"base_gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live Base mainnet gas price (gwei), latest block, and estimated"},{"name":"page_markdown","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Convert a public web page to clean Markdown (title, headings, p"},{"name":"email_verify","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email address check WITHOUT sending mail or SMTP probing: RFC-st"},{"name":"extract_json","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Messy text + JSON Schema in, clean JSON out. Uses a small LLM (Cl"},{"name":"gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live gas prices across 5 EVM chains in one call (Ethereum, Base"},{"name":"token_info","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Po"},{"name":"ens","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.b"},{"name":"tx_status","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Transaction status for polling: up to 10 tx hashes in one call,"},{"name":"dns","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A"},{"name":"domain_whois","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Domain registration lookup via RDAP (the official whois successo"},{"name":"ssl_cert","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). TLS/SSL certificate check from public Certificate Transparency l"},{"name":"geocode","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocoding with OpenStreetMap Nominatim: address or place name -"},{"name":"feed_json","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web"},{"name":"sitemap","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Sitemap to URL list: give a sitemap URL or just a domain (sitema"},{"name":"qr_code","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC "},{"name":"apis_search","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 2,230 link-checked public & free-tier APIs (59 categories"},{"name":"free_tiers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Current free-tier limits for developer services (hosting, DB, au"},{"name":"llm_pricing","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). AI model list prices (USD per 1M input/output/cached tokens, con"},{"name":"mcp_servers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 4,259 MCP (Model Context Protocol) servers by keyword, ca"},{"name":"x402_services","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search ~8,900 live x402 pay-per-call APIs (verified/unverified "},{"name":"agent_tools","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One search across ~13,000 agent tools: 4,259 MCP servers (awesom"},{"name":"dataset_full","description":"Dataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call."},{"name":"dump_mcp_servers","description":"Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT)."},{"name":"dump_llm_pricing","description":"Dataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON)."},{"name":"dump_world_reference","description":"Dataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JS"},{"name":"dump_x402_services","description":"Dataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory,"},{"name":"dump_agent_tools","description":"Dataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attr"}],"toolCount":46,"toolsHash":"5fb4c8c1e1718d5c7c19e5b7b50006c286aba7894157ccbbfe0e3290e7f633b4","serverName":"freetier-agent-api","capabilities":["tools"],"serverVersion":"4.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-28T20:27:42.779Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":30,"error":null,"detail":{"tools":[{"name":"list_endpoints","description":"Free. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-ex"},{"name":"mcp_servers_sample","description":"Free. Five sample MCP servers from the 4,259-server directory (MIT source)."},{"name":"llm_pricing_sample","description":"Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT)."},{"name":"api_directory_sample","description":"Free. Five live public APIs that need no key."},{"name":"invoice_json","description":"Send exactly one of url, text, or file_base64 + mime_type. 1 free call per caller, then $0.0075 USDC per page via x402 (paid in-band: params._meta[\"x402/payment"},{"name":"token_risk","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Deterministic ERC-20 risk check on Base or Ethereum from public "},{"name":"tx_explain","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum transaction hash -> plain JSON: status (succes"},{"name":"wallet_profile","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum address -> profile in one call: EOA, contract o"},{"name":"contract_abi","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum contract address -> ABI and function list: Sou"},{"name":"site_contacts","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company website -> one clean contact row: role emails only (info"},{"name":"page_rag","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Any public web page -> clean LLM-ready Markdown + RAG chunks in"},{"name":"robots_check","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check whether a URL may be crawled per the site's robots.txt for"},{"name":"page_meta","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Fetch a public web page (robots.txt respected) and return title"},{"name":"llm_cost","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token & cost calculator: estimate tokens for a text (or pass inp"},{"name":"page_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One-call page audit for agents: HTTP status, redirects, latency"},{"name":"link_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check up to 20 URLs in one call: HTTP status, final URL after r"},{"name":"country","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Country reference lookup by ISO2/ISO3/name: capital, population"},{"name":"holidays","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Public holidays for ~490 countries/territories for 2026 and 202"},{"name":"currency","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Currency conversion with official ECB euro reference rates (~30 "},{"name":"base_gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live Base mainnet gas price (gwei), latest block, and estimated"},{"name":"page_markdown","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Convert a public web page to clean Markdown (title, headings, p"},{"name":"email_verify","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email address check WITHOUT sending mail or SMTP probing: RFC-st"},{"name":"extract_json","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Messy text + JSON Schema in, clean JSON out. Uses a small LLM (Cl"},{"name":"gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live gas prices across 5 EVM chains in one call (Ethereum, Base"},{"name":"token_info","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Po"},{"name":"ens","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.b"},{"name":"tx_status","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Transaction status for polling: up to 10 tx hashes in one call,"},{"name":"dns","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A"},{"name":"domain_whois","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Domain registration lookup via RDAP (the official whois successo"},{"name":"ssl_cert","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). TLS/SSL certificate check from public Certificate Transparency l"},{"name":"geocode","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocoding with OpenStreetMap Nominatim: address or place name -"},{"name":"feed_json","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web"},{"name":"sitemap","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Sitemap to URL list: give a sitemap URL or just a domain (sitema"},{"name":"qr_code","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC "},{"name":"apis_search","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 2,230 link-checked public & free-tier APIs (59 categories"},{"name":"free_tiers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Current free-tier limits for developer services (hosting, DB, au"},{"name":"llm_pricing","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). AI model list prices (USD per 1M input/output/cached tokens, con"},{"name":"mcp_servers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 4,259 MCP (Model Context Protocol) servers by keyword, ca"},{"name":"x402_services","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search ~8,900 live x402 pay-per-call APIs (verified/unverified "},{"name":"agent_tools","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One search across ~13,000 agent tools: 4,259 MCP servers (awesom"},{"name":"dataset_full","description":"Dataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call."},{"name":"dump_mcp_servers","description":"Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT)."},{"name":"dump_llm_pricing","description":"Dataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON)."},{"name":"dump_world_reference","description":"Dataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JS"},{"name":"dump_x402_services","description":"Dataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory,"},{"name":"dump_agent_tools","description":"Dataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attr"}],"toolCount":46,"toolsHash":"5fb4c8c1e1718d5c7c19e5b7b50006c286aba7894157ccbbfe0e3290e7f633b4","serverName":"freetier-agent-api","capabilities":["tools"],"serverVersion":"4.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-28T13:34:28.484Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":43,"error":null,"detail":{"tools":[{"name":"list_endpoints","description":"Free. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-ex"},{"name":"mcp_servers_sample","description":"Free. Five sample MCP servers from the 4,259-server directory (MIT source)."},{"name":"llm_pricing_sample","description":"Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT)."},{"name":"api_directory_sample","description":"Free. Five live public APIs that need no key."},{"name":"invoice_json","description":"Send exactly one of url, text, or file_base64 + mime_type. 1 free call per caller, then $0.0075 USDC per page via x402 (paid in-band: params._meta[\"x402/payment"},{"name":"token_risk","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Deterministic ERC-20 risk check on Base or Ethereum from public "},{"name":"tx_explain","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum transaction hash -> plain JSON: status (succes"},{"name":"wallet_profile","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum address -> profile in one call: EOA, contract o"},{"name":"contract_abi","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum contract address -> ABI and function list: Sou"},{"name":"site_contacts","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company website -> one clean contact row: role emails only (info"},{"name":"page_rag","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Any public web page -> clean LLM-ready Markdown + RAG chunks in"},{"name":"robots_check","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check whether a URL may be crawled per the site's robots.txt for"},{"name":"page_meta","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Fetch a public web page (robots.txt respected) and return title"},{"name":"llm_cost","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token & cost calculator: estimate tokens for a text (or pass inp"},{"name":"page_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One-call page audit for agents: HTTP status, redirects, latency"},{"name":"link_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check up to 20 URLs in one call: HTTP status, final URL after r"},{"name":"country","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Country reference lookup by ISO2/ISO3/name: capital, population"},{"name":"holidays","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Public holidays for ~490 countries/territories for 2026 and 202"},{"name":"currency","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Currency conversion with official ECB euro reference rates (~30 "},{"name":"base_gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live Base mainnet gas price (gwei), latest block, and estimated"},{"name":"page_markdown","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Convert a public web page to clean Markdown (title, headings, p"},{"name":"email_verify","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email address check WITHOUT sending mail or SMTP probing: RFC-st"},{"name":"extract_json","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Messy text + JSON Schema in, clean JSON out. Uses a small LLM (Cl"},{"name":"gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live gas prices across 5 EVM chains in one call (Ethereum, Base"},{"name":"token_info","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Po"},{"name":"ens","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.b"},{"name":"tx_status","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Transaction status for polling: up to 10 tx hashes in one call,"},{"name":"dns","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A"},{"name":"domain_whois","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Domain registration lookup via RDAP (the official whois successo"},{"name":"ssl_cert","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). TLS/SSL certificate check from public Certificate Transparency l"},{"name":"geocode","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocoding with OpenStreetMap Nominatim: address or place name -"},{"name":"feed_json","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web"},{"name":"sitemap","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Sitemap to URL list: give a sitemap URL or just a domain (sitema"},{"name":"qr_code","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC "},{"name":"apis_search","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 2,230 link-checked public & free-tier APIs (59 categories"},{"name":"free_tiers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Current free-tier limits for developer services (hosting, DB, au"},{"name":"llm_pricing","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). AI model list prices (USD per 1M input/output/cached tokens, con"},{"name":"mcp_servers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 4,259 MCP (Model Context Protocol) servers by keyword, ca"},{"name":"x402_services","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search ~8,900 live x402 pay-per-call APIs (verified/unverified "},{"name":"agent_tools","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One search across ~13,000 agent tools: 4,259 MCP servers (awesom"},{"name":"dataset_full","description":"Dataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call."},{"name":"dump_mcp_servers","description":"Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT)."},{"name":"dump_llm_pricing","description":"Dataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON)."},{"name":"dump_world_reference","description":"Dataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JS"},{"name":"dump_x402_services","description":"Dataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory,"},{"name":"dump_agent_tools","description":"Dataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attr"}],"toolCount":46,"toolsHash":"5fb4c8c1e1718d5c7c19e5b7b50006c286aba7894157ccbbfe0e3290e7f633b4","serverName":"freetier-agent-api","capabilities":["tools"],"serverVersion":"4.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-28T06:28:54.786Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":58,"error":null,"detail":{"tools":[{"name":"list_endpoints","description":"Free. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-ex"},{"name":"mcp_servers_sample","description":"Free. Five sample MCP servers from the 4,259-server directory (MIT source)."},{"name":"llm_pricing_sample","description":"Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT)."},{"name":"api_directory_sample","description":"Free. Five live public APIs that need no key."},{"name":"invoice_json","description":"Send exactly one of url, text, or file_base64 + mime_type. 1 free call per caller, then $0.0075 USDC per page via x402 (paid in-band: params._meta[\"x402/payment"},{"name":"token_risk","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Deterministic ERC-20 risk check on Base or Ethereum from public "},{"name":"tx_explain","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum transaction hash -> plain JSON: status (succes"},{"name":"wallet_profile","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum address -> profile in one call: EOA, contract o"},{"name":"contract_abi","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum contract address -> ABI and function list: Sou"},{"name":"site_contacts","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company website -> one clean contact row: role emails only (info"},{"name":"page_rag","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Any public web page -> clean LLM-ready Markdown + RAG chunks in"},{"name":"robots_check","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check whether a URL may be crawled per the site's robots.txt for"},{"name":"page_meta","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Fetch a public web page (robots.txt respected) and return title"},{"name":"llm_cost","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token & cost calculator: estimate tokens for a text (or pass inp"},{"name":"page_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One-call page audit for agents: HTTP status, redirects, latency"},{"name":"link_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check up to 20 URLs in one call: HTTP status, final URL after r"},{"name":"country","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Country reference lookup by ISO2/ISO3/name: capital, population"},{"name":"holidays","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Public holidays for ~490 countries/territories for 2026 and 202"},{"name":"currency","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Currency conversion with official ECB euro reference rates (~30 "},{"name":"base_gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live Base mainnet gas price (gwei), latest block, and estimated"},{"name":"page_markdown","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Convert a public web page to clean Markdown (title, headings, p"},{"name":"email_verify","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email address check WITHOUT sending mail or SMTP probing: RFC-st"},{"name":"extract_json","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Messy text + JSON Schema in, clean JSON out. Uses a small LLM (Cl"},{"name":"gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live gas prices across 5 EVM chains in one call (Ethereum, Base"},{"name":"token_info","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Po"},{"name":"ens","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.b"},{"name":"tx_status","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Transaction status for polling: up to 10 tx hashes in one call,"},{"name":"dns","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A"},{"name":"domain_whois","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Domain registration lookup via RDAP (the official whois successo"},{"name":"ssl_cert","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). TLS/SSL certificate check from public Certificate Transparency l"},{"name":"geocode","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocoding with OpenStreetMap Nominatim: address or place name -"},{"name":"feed_json","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web"},{"name":"sitemap","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Sitemap to URL list: give a sitemap URL or just a domain (sitema"},{"name":"qr_code","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC "},{"name":"apis_search","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 2,230 link-checked public & free-tier APIs (59 categories"},{"name":"free_tiers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Current free-tier limits for developer services (hosting, DB, au"},{"name":"llm_pricing","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). AI model list prices (USD per 1M input/output/cached tokens, con"},{"name":"mcp_servers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 4,259 MCP (Model Context Protocol) servers by keyword, ca"},{"name":"x402_services","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search ~8,900 live x402 pay-per-call APIs (verified/unverified "},{"name":"agent_tools","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One search across ~13,000 agent tools: 4,259 MCP servers (awesom"},{"name":"dataset_full","description":"Dataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call."},{"name":"dump_mcp_servers","description":"Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT)."},{"name":"dump_llm_pricing","description":"Dataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON)."},{"name":"dump_world_reference","description":"Dataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JS"},{"name":"dump_x402_services","description":"Dataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory,"},{"name":"dump_agent_tools","description":"Dataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attr"}],"toolCount":46,"toolsHash":"5fb4c8c1e1718d5c7c19e5b7b50006c286aba7894157ccbbfe0e3290e7f633b4","serverName":"freetier-agent-api","capabilities":["tools"],"serverVersion":"4.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-27T23:28:30.677Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":39,"error":null,"detail":{"tools":[{"name":"list_endpoints","description":"Free. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-ex"},{"name":"mcp_servers_sample","description":"Free. Five sample MCP servers from the 4,259-server directory (MIT source)."},{"name":"llm_pricing_sample","description":"Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT)."},{"name":"api_directory_sample","description":"Free. Five live public APIs that need no key."},{"name":"invoice_json","description":"Send exactly one of url, text, or file_base64 + mime_type. 1 free call per caller, then $0.0075 USDC per page via x402 (paid in-band: params._meta[\"x402/payment"},{"name":"token_risk","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Deterministic ERC-20 risk check on Base or Ethereum from public "},{"name":"tx_explain","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum transaction hash -> plain JSON: status (succes"},{"name":"wallet_profile","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum address -> profile in one call: EOA, contract o"},{"name":"contract_abi","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum contract address -> ABI and function list: Sou"},{"name":"site_contacts","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Company website -> one clean contact row: role emails only (info"},{"name":"page_rag","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Any public web page -> clean LLM-ready Markdown + RAG chunks in"},{"name":"robots_check","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check whether a URL may be crawled per the site's robots.txt for"},{"name":"page_meta","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Fetch a public web page (robots.txt respected) and return title"},{"name":"llm_cost","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token & cost calculator: estimate tokens for a text (or pass inp"},{"name":"page_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One-call page audit for agents: HTTP status, redirects, latency"},{"name":"link_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check up to 20 URLs in one call: HTTP status, final URL after r"},{"name":"country","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Country reference lookup by ISO2/ISO3/name: capital, population"},{"name":"holidays","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Public holidays for ~490 countries/territories for 2026 and 202"},{"name":"currency","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Currency conversion with official ECB euro reference rates (~30 "},{"name":"base_gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live Base mainnet gas price (gwei), latest block, and estimated"},{"name":"page_markdown","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Convert a public web page to clean Markdown (title, headings, p"},{"name":"email_verify","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email address check WITHOUT sending mail or SMTP probing: RFC-st"},{"name":"extract_json","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Messy text + JSON Schema in, clean JSON out. Uses a small LLM (Cl"},{"name":"gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Live gas prices across 5 EVM chains in one call (Ethereum, Base"},{"name":"token_info","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Po"},{"name":"ens","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.b"},{"name":"tx_status","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Transaction status for polling: up to 10 tx hashes in one call,"},{"name":"dns","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A"},{"name":"domain_whois","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Domain registration lookup via RDAP (the official whois successo"},{"name":"ssl_cert","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). TLS/SSL certificate check from public Certificate Transparency l"},{"name":"geocode","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocoding with OpenStreetMap Nominatim: address or place name -"},{"name":"feed_json","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web"},{"name":"sitemap","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Sitemap to URL list: give a sitemap URL or just a domain (sitema"},{"name":"qr_code","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC "},{"name":"apis_search","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 2,230 link-checked public & free-tier APIs (59 categories"},{"name":"free_tiers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Current free-tier limits for developer services (hosting, DB, au"},{"name":"llm_pricing","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). AI model list prices (USD per 1M input/output/cached tokens, con"},{"name":"mcp_servers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search 4,259 MCP (Model Context Protocol) servers by keyword, ca"},{"name":"x402_services","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Search ~8,900 live x402 pay-per-call APIs (verified/unverified "},{"name":"agent_tools","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One search across ~13,000 agent tools: 4,259 MCP servers (awesom"},{"name":"dataset_full","description":"Dataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call."},{"name":"dump_mcp_servers","description":"Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT)."},{"name":"dump_llm_pricing","description":"Dataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON)."},{"name":"dump_world_reference","description":"Dataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JS"},{"name":"dump_x402_services","description":"Dataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory,"},{"name":"dump_agent_tools","description":"Dataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attr"}],"toolCount":46,"toolsHash":"5fb4c8c1e1718d5c7c19e5b7b50006c286aba7894157ccbbfe0e3290e7f633b4","serverName":"freetier-agent-api","capabilities":["tools"],"serverVersion":"4.0.0","protocolVersion":"2025-06-18"}}],"tools":[{"name":"list_endpoints","description":"Free. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-ex"},{"name":"mcp_servers_sample","description":"Free. Five sample MCP servers from the 4,259-server directory (MIT source)."},{"name":"llm_pricing_sample","description":"Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT)."},{"name":"api_directory_sample","description":"Free. Five live public APIs that need no key."},{"name":"invoice_json","description":"Send exactly one of url, text, or file_base64 + mime_type. 1 free call per caller, then $0.0075 USDC per page via x402 (paid in-band: params._meta[\"x402/payment"},{"name":"token_risk","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk: Deterministic ERC-20 risk check on Base or Ethereum "},{"name":"tx_explain","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum transaction hash -> plain JSON: status (succes"},{"name":"wallet_profile","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum address -> profile in one call: EOA, contract o"},{"name":"contract_abi","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base or Ethereum contract address -> ABI and function list: Sou"},{"name":"site_contacts","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Site contacts: Company website -> one clean contact row: role em"},{"name":"page_rag","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Page RAG: Any public web page -> clean LLM-ready Markdown + RAG"},{"name":"robots_check","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check whether a URL may be crawled per the site's robots.txt for"},{"name":"page_meta","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Fetch a public web page (robots.txt respected) and return title"},{"name":"llm_cost","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token & cost calculator: estimate tokens for a text (or pass inp"},{"name":"page_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). One-call page audit for agents: HTTP status, redirects, latency"},{"name":"link_check","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Check up to 20 URLs in one call: HTTP status, final URL after r"},{"name":"country","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Country reference lookup by ISO2/ISO3/name: capital, population"},{"name":"holidays","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Public holidays for ~490 countries/territories for 2026 and 202"},{"name":"currency","description":"1 free call per caller, then $0.002 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Currency conversion with official ECB euro reference rates (~30 "},{"name":"base_gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Base gas price: Live Base mainnet gas price (gwei), latest bloc"},{"name":"page_markdown","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Page to Markdown: Convert a public web page to clean Markdown ("},{"name":"email_verify","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Email verify: Email address check WITHOUT sending mail or SMTP p"},{"name":"extract_json","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Extract JSON: Messy text + JSON Schema in, clean JSON out. Uses a"},{"name":"gas","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Gas price (5 EVM chains): Live gas prices across 5 EVM chains i"},{"name":"token_info","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Po"},{"name":"ens","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.b"},{"name":"tx_status","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Transaction status for polling: up to 10 tx hashes in one call,"},{"name":"dns","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A"},{"name":"domain_whois","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Domain registration lookup via RDAP (the official whois successo"},{"name":"ssl_cert","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). TLS/SSL certificate check from public Certificate Transparency l"},{"name":"geocode","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Geocoding with OpenStreetMap Nominatim: address or place name -"},{"name":"feed_json","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web"},{"name":"sitemap","description":"1 free call per caller, then $0.003 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Sitemap to URL list: give a sitemap URL or just a domain (sitema"},{"name":"qr_code","description":"1 free call per caller, then $0.0015 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC "},{"name":"apis_search","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). API search: Search 2,230 link-checked public & free-tier APIs (5"},{"name":"free_tiers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Free tiers: Current free-tier limits for developer services (hos"},{"name":"llm_pricing","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). LLM pricing: AI model list prices (USD per 1M input/output/cache"},{"name":"mcp_servers","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). MCP servers search: Search 4,259 MCP (Model Context Protocol) se"},{"name":"x402_services","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). x402 services search: Search ~8,900 live x402 pay-per-call APIs"},{"name":"agent_tools","description":"1 free call per caller, then $0.001 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Agent tools search: One search across ~13,000 agent tools: 4,259"},{"name":"dataset_full","description":"Dataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call."},{"name":"dump_mcp_servers","description":"Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT)."},{"name":"dump_llm_pricing","description":"Dataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON)."},{"name":"dump_world_reference","description":"Dataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JS"},{"name":"dump_x402_services","description":"Dataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory,"},{"name":"dump_agent_tools","description":"Dataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attr"},{"name":"token_score","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk score: one ERC-20 token scored (0-100) with a short A"},{"name":"token_portfolio","description":"1 free call per caller, then $0.01 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token portfolio risk scan: up to 20 ERC-20 tokens in one call, ea"},{"name":"token_compare","description":"1 free call per caller, then $0.0075 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token risk comparison: two ERC-20 tokens side by side: which ha"},{"name":"rug_check","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Rug pull check: one ERC-20 token, pass/warn/fail on four groups "},{"name":"token_price","description":"1 free call per caller, then $0.0025 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token price: current USD price of one token by contract address"},{"name":"token_prices","description":"1 free call per caller, then $0.004 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token prices (multi): USD prices for up to 30 tokens on one netw"},{"name":"token_price_history","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). Token price history: OHLCV candles (daily up to 180, hourly up t"},{"name":"news_monitor","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). News search and monitor: latest news articles worldwide (65+ lan"},{"name":"news_entity","description":"1 free call per caller, then $0.005 USDC via x402 (paid in-band: params._meta[\"x402/payment\"]). 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