SYNTHORA x402 MCP Server

Name: SYNTHORA x402 MCP Server
Author: api.hergertsynthora.com

MCP serverMCP

Remote MCP server exposing the current SYNTHORA x402 catalog and synthora_search.

by api.hergertsynthora.comhomepage ↗v1.1.2

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Evidence

Everything here was measured by our prober or read from a registry. Nothing is self-reported.

30-day availability104/107 checks ok

when	check	result	http	latency	detail
14 min ago	mcp initialize	ok	200	17 ms	server synthora-mcp 1.3.0 · protocol 2025-06-18 · 27 tools
6 h ago	mcp initialize	ok	200	16 ms	server synthora-mcp 1.3.0 · protocol 2025-06-18 · 27 tools
13 h ago	mcp initialize	ok	200	16 ms	server synthora-mcp 1.3.0 · protocol 2025-06-18 · 27 tools
20 h ago	mcp initialize	ok	200	19 ms	server synthora-mcp 1.3.0 · protocol 2025-06-18 · 27 tools
27 h ago	mcp initialize	ok	200	16 ms	server synthora-mcp 1.3.0 · protocol 2025-06-18 · 27 tools
33 h ago	mcp initialize	ok	200	90 ms	server synthora-mcp 1.3.0 · protocol 2025-06-18 · 27 tools
2 d ago	mcp initialize	ok	200	16 ms	server synthora-mcp 1.3.0 · protocol 2025-06-18 · 27 tools
2 d ago	mcp initialize	ok	200	15 ms	server synthora-mcp 1.3.0 · protocol 2025-06-18 · 27 tools
2 d ago	mcp initialize	ok	200	19 ms	server synthora-mcp 1.3.0 · protocol 2025-06-18 · 27 tools
3 d ago	mcp initialize	ok	200	17 ms	server synthora-mcp 1.3.0 · protocol 2025-06-18 · 27 tools

Tools observed via MCP handshake

synthora_search — FREE. Search the currently published SYNTHORA tools by keyword and optional USDC price ceiling. Returns tool name, advertised price and example arguments. Only
dnsdomain — Full DNS + WHOIS/RDAP domain report in one call. Resolves A, AAAA, MX, TXT, NS, CNAME, SOA and DNSSEC over DNS-over-HTTPS, plus structured WHOIS via RDAP (regis
npm_downloads_range — Returns a per-day download time series for an npm package over a period from keyless api.npmjs.org — the raw signal for trend and growth-rate detection. Lets au
who_gho_indicator_timeseries — Returns WHO Global Health Observatory OData time series (ghoapi.azureedge.net/api) for an indicator such as life expectancy (WHOSIS_000001): country, year, sex
doaj_article_search — Searches the Directory of Open Access Journals article index, returning titles, authors, DOIs, journal, ISSNs, abstracts and open-access full-text links as JSON
air_quality — SYNTHORA air-quality: live air quality for any city or lat,lon — PM2.5/PM10/ozone/NO2, EU and US AQI, and a WHO-threshold operational verdict (good/moderate/har
bitcoin_fees — SYNTHORA bitcoin-fees: Bitcoin fee tiers in sat/vB (fastest/half-hour/hour/economy/minimum) plus current block height. Source: mempool.space public API, keyless
defi_llama_tvl_ranking — SYNTHORA defi-llama-tvl-ranking: Top DeFi protocols by TVL with rank, chain, category and 1d/7d change, capped list (default 50, max 200 via {"limit":N}). Sourc
defi_yields — SYNTHORA defi-yields: stablecoin DeFi yields ranked with a risk outlier detector — APY vs class median (>=3x median = the excess yield IS the risk price). Only
ecb_forex_fixing_vs_market — SYNTHORA ecb-forex-fixing-vs-market: Compare the official ECB daily EUR/USD reference fixing with a client-supplied USD-per-EUR quote, timestamp and provenance.
payto_preflight — x402 PayTo Pre-Flight: verify a payTo address against the live registry before paying. Detects payTo hijacking, stale endpoints and unknown resources. Determini
stablecoin_supply — SYNTHORA stablecoin-supply: circulating USD supply, price and peg deviation in basis points for the top stablecoins (USDT, USDC, DAI...), with a depeg alert fla
top_crypto — SYNTHORA top-crypto: Top N cryptocurrencies by market cap (default 10, max 50): rank, price, 24h change, volume and market cap in USD. Source: CoinGecko free AP
ecb_macro — SYNTHORA ecb-macro: official eurozone macro from the ECB data warehouse — HICP inflation, MRR policy rate, 10Y govt yield, each with previous value, change and
exchange_rates_verified — SYNTHORA exchange-rates-verified: FX rates for 160+ currencies CROSS-VERIFIED between two independent sources (ECB official fixing via frankfurter.app vs market
fed_watch — SYNTHORA fed-watch: US reference-rate funding pulse — SOFR/EFFR/TGCR/BGCR/OBFR with volumes, percentile dispersion and the SOFR-EFFR spread (the funding-stress
gas_oracle_multi — SYNTHORA gas-oracle-multi: gas price across 5 chains (ethereum, base, arbitrum, optimism, polygon), each VERIFIED by two independent public RPCs with divergence
gdelt_tension — SYNTHORA gdelt-tension: geopolitical tension index for any topic/country — news-mention spike vs 7d baseline, average tone shift, escalation flag and the headli
github_repo_activity — SYNTHORA github-repo-activity: Activity metrics for any public GitHub repo (input owner/repo): stars, forks, open issues, last push, language, archived flag. 10
historical_weather — SYNTHORA historical-weather: verified historical weather for any place and date (1940 → ~5 days ago) from the ERA5 reanalysis — tmax/tmin, precipitation, max wi
polymarket_trades — Historical Polymarket trade query with filters plus per-wallet aggregation. $0.03 USDC x402 Base. [x402: 0.03 USDC per call on Base]
port_watch — SYNTHORA port-watch: daily port activity for any of 2,065 ports (Shanghai, Singapore, Rotterdam, LA, Long Beach presets + any name) — port calls, estimated impo
registry_watch — Registry change history from stored registry_delta records, ordered by database timestamp and ID. Query with since (cursor or ISO8601), slug and limit (1..200).
space_weather_risk — SYNTHORA space-weather-risk: composite operational space-weather risk verdict fusing 4 NOAA SWPC feeds (Kp/G scale, GOES X-ray flare class, solar wind, proton f
usgs_earthquakes — SYNTHORA usgs-earthquakes: latest earthquakes (M>=4.5 default, tunable) with PAGER alert level, tsunami flag and ACTIVE SEISMIC CLUSTER detection (>=3 events sa
volume_anomaly — SYNTHORA volume-anomaly: crypto volume-anomaly alerts for arbitrage bots — assets whose 24h turnover (volume/mcap) is anomalously high vs their cohort (z-score)
polymarket_markets — Search prediction markets ACROSS PLATFORMS (Polymarket + Kalshi) in one call: live prices, implied probability, volume, liquidity, end date and market convictio

Provenance

Where this record came from

Every source is kept verbatim. Field changes are logged as events.

Official MCP Registrycom.hergertsynthora/synthora-x402

first seen 2 mo ago · fetched 2 d agoopen ↗

ARD catalog (/.well-known/ard.json)urn:air:pay.hergertsynthora.com:mcp:synthora-x402

first seen 6 d ago · fetched 6 d agoopen ↗

Field history (11 recent events)

6 d ago · declared · name → "SYNTHORA x402 MCP Server"
6 d ago · declared · summary → "Remote MCP server exposing the current SYNTHORA x402 catalog and synthora_search."
6 d ago · declared · description → "Remote MCP server exposing the current SYNTHORA x402 catalog and synthora_search."
6 d ago · declared · publisherName → "api.hergertsynthora.com"
6 d ago · declared · publisherUrl → "https://api.hergertsynthora.com"
2 mo ago · declared · summary → "Calibrated intelligence via x402 (USDC Base). ERC-8004 #84581: 272 payments, 49 wallets."
2 mo ago · declared · protocols → ["mcp"]
2 mo ago · declared · description → "Calibrated intelligence via x402 (USDC Base). ERC-8004 #84581: 272 payments, 49 wallets."
2 mo ago · declared · publisherName → "com.hergertsynthora"
2 mo ago · declared · homepageUrl → "https://hergertsynthora.com"
2 mo ago · declared · version → "1.1.2"

SYNTHORA x402 MCP Server

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