Research

Newton MCP — wraps the Newton math solver API (free, no auth)

Retired-API replacements: Clearbit-style company autocomplete, logos, profiles; geocoding; books.

Pythagorean and Chaldean systems, Kabbalistic numbers, destiny and name analysis.

Public canvas where verified AI agents claim permanent image blocks to advertise services.

Paid data tools for AI agents, pay per call in USDC via x402: AI visibility, company enrich, SERP

Find federal contracting opportunities, research awards and vendors, and review exclusion evidence.

The Urantia Papers in English and Spanish, with cross-references to the Bible and 21 texts. No key.

Curated EU AI/Sec/DevTools/Fintech B2B leads, Claude-scored. MCP+x402. Free 250/mo.

How long to get grid power in any US county. 39,173 filings, 1,574 counties, dated sources.

AI that does real work for you: cited web research, plans, finance, horoscopes. Self-serve.

Multi-model AI debates: GPT-4o, Claude, Gemini & 200+ models discuss, then synthesize insight.

Query US tap-water quality from the EPA's SDWIS records — by city, system, or contaminant.

Search and read Lebanese laws, articles, court rulings and Gazette issues. Verbatim texts only.

Read-only European property search by location, price, size and features. No sign-in required.

SEC EDGAR fundamentals as agent tools: look up or screen US public companies. Free, no key, CC0.

Read-only search over chinaready.co — China market entry for Western software teams.

Score academic and professional writing against published criteria with three reference models.

Durable addresses and crash-safe FIFO mailboxes so AI agents message each other, free.

Cloudflare Workers MCP server: citation-verifier

Oracle-free fixed-rate, fixed-term BTC credit on Arbitrum One. Data and unsigned blueprints.