Every server in the official MCP Registry. Ranked by whether they actually work: we connect to each one and publish what happens.
48,883 servers
Can GPTBot, ClaudeBot and PerplexityBot reach a site? Real fetch per crawler, firewall/CDN blocks.
NEC-based screening for a home EV charger: panel capacity, wire sizing, voltage drop, GA incentives.
The official OpenVidu documentation, per version, for coding agents.
Public GPW daily prices, financials, ratios, company search, earnings calendar and WZA dividends.
Verified UK take-home pay: income tax, NI, student loans, pensions, with GOV.UK sources.
15 data tools at $0.01 USDC/call on Base via x402. Free discovery; x402 wallet client required.
Book appointments with service providers on booboooking.com — no token required.
Token intelligence for Robinhood Chain: onchain and social data on any token, timestamped.
Medicare Physician Fee Schedule amounts by code, date and locality, traced to archived CMS files.
Schengen 90/180-day calculator, earliest re-entry date and ETIAS check. Stateless, no data stored.
Read Yomio expense, income, account, budget, and spending data in an MCP-compatible AI client.
Search live events in the UAE: dates, venues, ticket tiers, prices and help articles.
Search live events in Sri Lanka: dates, venues, ticket tiers, prices and help articles.
Articoli del Giornale delle PMI e bandi aperti per le imprese italiane: cerca, elenca, leggi.
Web pages to Markdown, metadata and small crawls for agents. Free daily calls, then USDC x402/MPP.
Ask Riverview Office Cleaning questions and book a free office walkthrough in NE Ohio.
Sanctions API docs and request validation, with account-linked synthetic sandbox testing.
AI electronics blueprint generator — BOM, wiring, firmware, renders for Arduino/ESP32/RPi.
Qualified human outcomes for AI agents: attorney review of SaaS Terms/Privacy, on-site checks.
A growing library of AI agents and growth tools for agencies, in any AI assistant.
Read-only ChinaAPI model catalogue, price snapshot, cost estimates and request recipes.
Search InvestorMatch's public directory of VC investors and fundraising guides. No sign-in needed.
Serie storiche su agricoltura, acqua e irrigazione, con la fonte originale di ogni dato.
Company lookups and annual-account financials: Sweden, Norway, Finland, UK. Pay per call (x402).
Does ChatGPT recommend a local business? Live AI-engine check plus who gets named instead.
Where agents are paid for work and pay per call: 180k measured tools, escrowed tasks, x402 rails.
Measure card centering and check PSA, BGS, CGC and SGC centering ceilings and standards.
Screenshot any public web page from an AI agent. Free without signup, or with an API key.