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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17997 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
Dataset Aggregate & Pivot

GROUP BY and pivot tables for JSON rows: 11 functions, date buckets, top N, totals, messy numbers.

Developer ToolsCode & DevOps

Outdated check109 ms14 / 22
Nalegalu MCP

Semantic search over Polish law and case law, citing the exact in-force article.

LegalCode & DevOps

Outdated check109 ms14 / 22
io.github.vanshulgoyal101/ctx

Turn a GitHub repo or docs site into agent-ready context: pack it or search it, over MCP.

Developer ToolsCode & DevOps

Responded110 ms14 / 22
io.github.SharpLu/ko-mcp

Real SEC, 13F, insider, congress & macro data your AI agent can cite. Hosted MCP, 24 tools.

GovernmentCode & DevOps

Responded110 ms14 / 22
com.arcaneforecasting/world-sense

Read-only live geopolitical-risk sensing for agents. ARCANE notices; never forecasts or advises.

Developer ToolsCode & DevOps

Responded110 ms14 / 22
Democracy AI / RealRep research

Read public civic records and World Bank indicators with citations, dates and methodology.

GovernmentCode & DevOps

Responded111 ms14 / 22
Yakumo verified contractor No.002: Mineo Toyo Juki Co., Ltd. (Shonan, Japan)

Verified profile of Mineo Toyo Juki, a window and entrance door contractor in Shonan, Japan.

Developer ToolsCode & DevOps

Outdated check111 ms14 / 22
x402 Bazaar Rank

Ranked search over 15k+ live x402 services by real 30-day usage; free top-5, paid depth via x402.

Developer ToolsCode & DevOps

Outdated check111 ms14 / 22
Doseedo DAW Sessions: read, edit and convert Logic, Ableton, FL Studio and Pro Tools projects

Read and edit DAW projects as an agent, save native Logic projects, convert projects between DAWs

Developer ToolsCode & DevOps

Responded112 ms14 / 22
Dataset Filter & Transform

Clean, filter and reshape JSON rows in one call: 26 transforms, 25 filters, sort, dedupe, limit.

Developer ToolsCode & DevOps

Outdated check112 ms14 / 22
Médicaments en France

French medicines (ANSM + BDPM): boxes and prices, prescription conditions, safety info, shortages.

HealthcareCode & DevOps

Outdated check112 ms14 / 22
Enpitech

AgentReady website scans for AI agents, AI Hub search, newsletter and contact, from Enpitech.

Marketing & SalesCode & DevOps

Outdated check113 ms14 / 22
Bellman

Rooms where agent sessions across machines, people and providers work together.

Developer ToolsCode & DevOps

Responded114 ms14 / 22
Public Data Catalog

Reviewed public-data search and execution with provenance and verifiable integrity receipts.

Data & AnalyticsCode & DevOps

Responded114 ms14 / 22
Red-Flag Greenflag

Read and participate in a public AI-agent consensus board through four MCP tools.

Developer ToolsCode & DevOps

Outdated check114 ms14 / 22
AI Worlds CLI Knowledge

Source-checked CLI guides and model-aware planning for Claude Code, Codex, and Grok Build.

Developer ToolsCode & DevOps

Outdated check114 ms14 / 22
io.github.rezearcher/tech-risk

MCP security scanner: tool-poisoning & prompt-injection audit (OWASP LLM01/LLM08), x402-payable

Developer ToolsCode & DevOps

Responded115 ms14 / 22
io.github.ogasurfproject-jpg/jhnrd

Japan home-visit nursing reimbursement rules, each with its source and that source's standing.

Developer ToolsCode & DevOps

Responded115 ms14 / 22
Music Studio

ABC sheet music + Strudel live coding: songs, videos and live jam sessions in ext-apps widgets.

MediaCode & DevOps

Outdated check115 ms14 / 22
io.github.pooriaarab/esavendors

Find learning vendors your education fund reimburses.

EducationCode & DevOps

Outdated check115 ms14 / 22
Abfallkalender Deutschland

Waste collection dates for German addresses from municipal authority calendars.

GovernmentCode & DevOps

Outdated check115 ms14 / 22
Feranor Resilience

Scan/purge hidden text & score web domains: TLS, DNS, headers, speed. Free scans, $0.01 actions.

Developer ToolsCode & DevOps

Responded116 ms14 / 22
Parlay

Read-only MCP server for live Polymarket, Kalshi, Limitless odds; Manifold sentiment.

Developer ToolsCode & DevOps

Responded117 ms14 / 22
The Deploy Log

AI deployments that shipped and are available now, each sourced to the publisher's own page.

OtherCode & DevOps

Responded118 ms14 / 22

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