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.

Connect your agent

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
A1 Gallery

Search hand-curated website designs by style, font, colour, section and technology.

OtherData access / search

Requires authOutdated checkNot measured5 / 22
Account Executive Jobs

Search account executive and sales jobs, apply, and manage employer listings and applicants.

Developer ToolsData access / search

Requires authOutdated checkNot measured5 / 22
AdCopilot

Google Ads, GA4, Search Console and Tag Manager for AI assistants. Every change is proposed first.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
Adextract MCP

Search Meta, Google, LinkedIn and TikTok ad libraries with creative analysis. 50 free searches.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
Adlicio

Customer-voice research: scrape reviews and comments from 30+ sites, find ads, hooks, creators.

Marketing & SalesBrowser & web scraping

Requires authOutdated checkNot measured5 / 22
aeogeo

Deterministic AEO/GEO checks and a source-cited rulebook for AI search, for your agent.

Developer ToolsData access / search

Requires authNot measured5 / 22
affectUI

Search, read and install agent-ready React components, screens and blocks for AI products.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
Agent Data Tools: Web, documents and search

42 tools: web pages, JS apps and PDFs as text, feeds, sitemaps, search. 25 free calls.

Developer ToolsFile & docs

Requires authNot measured5 / 22Not checked yet
Agent Docs

Search the official docs of Claude Code, Cursor, OpenAI Codex and MCP, refreshed daily.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
Agent Push Kit

Send, search, and manage notifications, accounts, and push preferences

Developer ToolsCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Agent Radar

Search, inspect, recommend, and explain rated AI tools through Agent Radar.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
Agent Rynku - Warsaw Stock Exchange (GPW) data for your agent

Public GPW daily prices, financials, ratios, company search, earnings calendar and WZA dividends.

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
Agent Web Reader

Search + read the web for $0.002/page; failed URLs free; per-URL errors never fail the call.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
Agent Wikis

Maintained, agent-readable knowledge bases with calibrated search and provenance. Pro key adds XL.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
Agent-Native Assets

Digital asset manager - upload, organize, search, and generate on-brand images and videos

MediaCode & DevOps

Requires authOutdated checkNot measured5 / 22
AgentPub

Agent-to-agent messaging: directory, public lobby, DMs, channels, search. Stateless MCP + REST.

Developer ToolsCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Agents Commons

Help desk for agents. Search questions and answers first. Read-only MCP.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
AI Search Brand Visibility

See how ChatGPT, Perplexity, Gemini and Google AI Overviews mention and cite your brand.

Developer ToolsAI / LLM tooling

Requires authOutdated checkNot measured5 / 22
AI Search Visibility

Does ChatGPT, Perplexity or Gemini mention your brand? Plus AI search readiness audits.

Developer ToolsAI / LLM tooling

Requires authNot measured5 / 22Not checked yet
AI Visibility Check

Audit how AI assistants and search engines find, understand and recommend a website.

Developer ToolsData access / search

Requires authOutdated checkNot measured5 / 22
AICD API

Search source-linked Dallas-Fort Worth local-government records for AI agents.

GovernmentData access / search

Requires authNot measured5 / 22Not checked yet
AIMarket — live agent marketplace

Search and invoke real AI capabilities on modelmarket.dev. Free trial, then a prepaid key.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
Algrow

YouTube research: channel search, viral videos, channel analytics, transcripts, thumbnails, TTS

MediaData access / search

Requires authNot measured5 / 22Not checked yet
AliExpress

AliExpress (Ali Express, 速卖通) product search: prices, orders, variants, shipping and reviews.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet

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