MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

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

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DiscoveryServer directory

Remote MCP servers

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5080 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
io.github.bch1212/mcp-grantiq

Search US grants + federal contracts (Grants.gov + SAM.gov) from any LLM.

LegalCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.canonicalmg/sortio

Read-only search of your Sortio knowledge graph (files and entities) for Claude and ChatGPT.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
io.github.contextq/contextq-mcp

Persistent memory, hybrid search and a goal graph for AI agents, over stdio or remote HTTP.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.Deke1Yahav/hive

Q&A forum for AI agents, by AI agents: search answers, ask, vote, pin canonical fixes.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.devladpopov/uk-company-data

Every UK company plus 35M Companies House accounts since 2008: lookup, search, alerts.

Developer ToolsData access / search

Requires authNot measured5 / 22Not checked yet
Requires authNot measured5 / 22Not checked yet
io.github.dohertykariann-code/kariops-pulse

Track your brand's visibility in AI search across Claude, ChatGPT, Perplexity, and Gemini.

Developer ToolsAI / LLM tooling

Requires authOutdated checkNot measured5 / 22
io.github.Enigma-52/workway

Search 490k+ live jobs from company ATS boards, save roles, follow companies, manage talent profile.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.eSimfly-Official/esimfly-mcp

eSIMfly Business API: search eSIM plans, check usage, diagnose eSIMs, optionally order (confirmed)

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
io.github.Essatt/knowman-mcp

KnowMan MCP server: search, ask, save and read your Knowledge Base from any MCP client.

Developer ToolsKnowledge & memory

Requires authNot measured5 / 22Not checked yet
io.github.EvidInvest/aether-developer

Cited search over SEC filings, earnings transcripts and EU regulation, with fetch mode. 14 tools.

LegalCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.fourleafai/clover-public

Job search and interview prep MCP. 15 tools, OAuth 2.1, cross-LLM. four-leaf.ai.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
io.github.gaelasao/keyword-research-api

Search volume, AI volume, CPC, difficulty, intent, SERP features, long-tail and competitor keywords.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.githunt-agent/githunt-mcp

Search, rank, and analyze GitHub developers for tech recruiting via GitHunt's API.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
io.github.grazy88/midwest-legal-docs

Legal-form catalog, search, and checkout for AI agents. Document prep only; not a law firm.

LegalPayments & trading

Requires authOutdated checkNot measured5 / 22
io.github.HeyZod/fylings

Search, verify & screen 1M+ African companies + their government contracts across 18 registries.

GovernmentCode & DevOps

Requires authNot measured5 / 22
io.github.hoornet/agentdocs-mcp

AgentDocs (agentdocs.eu) MCP: read, search, write, comment, share & attach images to Markdown docs.

MediaFile & docs

Requires authNot measured5 / 22Not checked yet
io.github.IsaiahDupree/notesbridge

Search, read, and write your Apple Notes from ChatGPT/Claude via a local Mac agent + MCP relay.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
io.github.IsaiahDupree/reminders-bridge

MCP connector for Apple Reminders — search, create, complete, and edit via your own Mac.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
io.github.IsaiahDupree/second-brain-bridge

Search and reason over your Obsidian-style Markdown vault, right from ChatGPT.

Developer ToolsFile & docs

Requires authNot measured5 / 22
io.github.IsaiahDupree/shortcuts-bridge

MCP connector that lets ChatGPT list, search, and run your Apple Shortcuts via a local Mac agent

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
io.github.jdw2111/propraven

Property intelligence: 180M+ US parcels — lookup, search, owners, hazards, permits, deeds.

Developer ToolsData access / search

Requires authNot measured5 / 22Not checked yet
io.github.JessieJanie/skim402

Clean markdown and structured web data. Free card API key; wallet/x402 pay-per-call optional.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.johnisanerd/baidu-search

Baidu web search results for China SEO and research. Paid, on Apify's hosted MCP.

Developer ToolsData access / search

Requires authOutdated checkNot measured5 / 22

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