MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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5078 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
Live Times Transit

Read-only public transit departures, stop search, and city coverage for bus and train users.

Developer ToolsCode & DevOps

UnreachableNot measured5 / 22
llms.txt for agents

Any site's llms.txt: find the covering index, read its linked docs as markdown, search sections.

Developer ToolsFile & docs

UnreachableNot measured5 / 22
Lulu Registry MCP

Search and get install details on MCP servers, right from your agent -- a unified marketplace index.

Developer ToolsCode & DevOps

Outdated checkNot measured5 / 22
Luogu MCP Server

Search Luogu problems, fetch statements, explore problem sets and get practice recommendations.

Developer ToolsCode & DevOps

Outdated checkNot measured5 / 22
Magnificent Jobs

Semantic search over 3.5M+ live US job postings pulled straight from company ATSes. Read-only.

OtherData access / search

Outdated checkNot measured5 / 22
MCP Commerce Server Starter

FastMCP commerce server starter: product catalog, search, and checkout. Deploy to Vercel in 5 min.

E-commerceCode & DevOps

Outdated checkNot measured5 / 22
MCPVOT — x402 Facilitator Machine

x402 paid APIs for AI agents on Base. Blockchain, wallet, DEX, crypto, web search.

Finance & CryptoData access / search

Outdated checkNot measured5 / 22
Menlo Labs Shopping MCP

Search Amazon products by price and rating, or build curated shopping kits for any goal.

E-commerceCode & DevOps

Outdated checkNot measured5 / 22
Met Museum Mcp

Unlock a world of art with the Met Museum MCP! Use the 'search_artworks' API to find stunning

Developer ToolsCode & DevOps

Outdated checkNot measured5 / 22
Mycelium Emissions Database

Search company carbon emissions: scope 1, 2 and 3 figures, Mycelium Scores and rankings.

Developer ToolsDatabase

Outdated checkNot measured5 / 22
nowyourlink documentation

Anonymous read and search over the published nowyourlink developer documentation.

Developer ToolsFile & docs

Outdated checkNot measured5 / 22
OnchainAI

Crypto tool MCP: search/trust/install-risk. Remote tools/call is x402 paid.

Finance & CryptoCode & DevOps

Outdated checkNot measured5 / 22
OpenGit

Search agent-ready open source repos by task, interface, ecosystem and OG score.

Developer ToolsCode & DevOps

Outdated checkNot measured5 / 22
Patent Intelligence MCP

Patent search, USPTO data, patent landscape & pgvector prior-art search for agents.

LegalCode & DevOps

Outdated checkNot measured5 / 22
PAYNE Commercial Truth & Machine Revenue Exchange

Verify live jobs/RFPs, deadlines, eligibility, terms changes, and Base/web data via x402.

Developer ToolsCode & DevOps

Outdated checkNot measured5 / 22
Penny Search

Low-cost live web search for current facts, news, research, docs, and web grounding via x402.

Developer ToolsData access / search

Outdated checkNot measured5 / 22
PeopleMCP

Semantic search for people, projects and AI agents by task, skills and collaboration needs.

Developer ToolsCode & DevOps

Outdated checkNot measured5 / 22
Promvia

AI search visibility: where ChatGPT, Perplexity, Gemini and Google AI cite you. OAuth sign-in.

OtherAI / LLM tooling

Outdated checkNot measured5 / 22
QQuickpick

Search movies/TV by mood, genre, score, cast, and awards, filtered to what's streaming near you.

MediaCode & DevOps

Outdated checkNot measured5 / 22
Radio

Radio MCP — wraps Radio Browser API (free, no auth)

MediaCode & DevOps

Outdated checkNot measured5 / 22
Ready4Bots

Search engine for AI agents: find businesses tested as bot-ready (levels R0–R4) and check websites.

Developer ToolsData access / search

Outdated checkNot measured5 / 22
Real Estate Capitale MCP

Real estate MCP server for Morocco — search, valuation, market analysis, 17 tools.

Real Estate & PropertyCode & DevOps

Outdated checkNot measured5 / 22
Realestateapi

RealEstateAPI MCP — property search, detail, and skip-trace (realestateapi.com)

Developer ToolsCode & DevOps

Outdated checkNot measured5 / 22
Recipe Signal

Search and compare attributed recipe records through a public read-only remote MCP endpoint.

Developer ToolsCode & DevOps

Outdated checkNot measured5 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence