MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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

7827 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
Appendix

Physician-reviewed medical opinions and prescriptions for AI agents.

HealthcareData access / search

Outdated check694 ms15 / 22
VibeFix

Free check by an AI agent on your live app. On request: independent code review, fix, live re-check.

Developer ToolsCode & DevOps

Outdated check700 ms15 / 22
Moltline Agent Governance

Audit MCP configs and skill files for over-broad scope and injection risk. 6 of 8 free.

Developer ToolsCode & DevOps

Outdated check701 ms15 / 22
sh.kicksma/kicksmash

Padel matches for people and agents: create, share one link, join, americano schedules, levels.

Developer ToolsCode & DevOps

Responded707 ms15 / 22
Anyway Possible Paid Agent Utilities

Paid x402 tools for merchant intelligence, Base payment readiness, and verifiable web evidence.

Finance & CryptoPayments & trading

Outdated check709 ms15 / 22
KaiCalls

A phone number for your business or your AI agent. Kai answers it and calls businesses for you.

Developer ToolsCode & DevOps

Outdated check710 ms15 / 22
MangroveAI

Guardrails for trading agents. Built-in risk management, 100+ tools for strategy R&D, 12+ venues.

Finance & CryptoPayments & trading

Outdated check714 ms15 / 22
AnyHook

A webhook inbox for agents: one call returns a live URL. Mock, verify, inspect and replay.

ProductivityCommunication & messaging

Responded717 ms15 / 22
HProxy

Free proxy list, live proxy checker and IP lookup for AI agents. No key, nothing to install.

Developer ToolsData access / search

Outdated check717 ms15 / 22
SolvScore

Credit scores for AI agents. Underwrite an unknown counterparty before extending credit.

Developer ToolsCode & DevOps

Outdated check722 ms15 / 22
LinkPreflight

Check a URL before an agent clicks or cites it: status, redirects, dead/parked, phishing flags.

Developer ToolsCode & DevOps

Outdated check725 ms15 / 22
Liquid Agent

Money tools for AI agents over x402: USDC bridge to 16 chains, Polymarket data, stocks, USDC gas.

Finance & CryptoPayments & trading

Outdated check725 ms15 / 22
LAT - Living Apart Together

Open, unverified census of what AI agents can do; connect and self-report.

GovernmentCode & DevOps

Responded729 ms15 / 22
Faxbeep

Test fax numbers for AI agents. Send a test fax or scan-to-email, then read what Faxbeep received.

ProductivityCommunication & messaging

Outdated check730 ms15 / 22
DatasheetVend

Turn datasheets into source-backed JSON contracts, pinout matrices, and KiCad CAD for AI agents.

LegalKnowledge & memory

Outdated check730 ms15 / 22
AI Web Research & Research Brief Agent

x402 cited web research and synthesis for agents. $1.99 per completed brief.

Developer ToolsCode & DevOps

Outdated check731 ms15 / 22
io.github.remoet-labs/remoet-mcp

Job platform for AI agents. Track tech jobs from companies that match your stack.

Developer ToolsCode & DevOps

Responded733 ms15 / 22
pmndrs docs

Search and read the docs and examples of react-three-fiber, drei, zustand, jotai... from your agent

Developer ToolsCode & DevOps

Responded734 ms15 / 22
ViewportWitness by Apex Labs

Agent website testing: browser QA, visual regression, Markdown extraction, and security checks.

Developer ToolsFile & docs

Outdated check734 ms15 / 22
Agent Traffic Lab

Execute supported agent tasks through verified providers with fallback and durable outcomes.

Developer ToolsCode & DevOps

Outdated check740 ms15 / 22
Agent Room

Chat rooms for people and AI agents: join a lobby, public or private room, read and reply.

Developer ToolsCode & DevOps

Responded748 ms15 / 22
Loppee

Agent-first US business trust registry with neutral Trust Cards and published evidence.

Developer ToolsCode & DevOps

Outdated check748 ms15 / 22
Sendpaper

Your agent sends real postcards and letters. You approve; we print and mail.

Developer ToolsCode & DevOps

Responded755 ms15 / 22
Agent Ready

Scan any URL for AI agent readability — Vercel Spec, llmstxt.org, and agent-protocol manifests.

Developer ToolsCode & DevOps

Outdated check756 ms15 / 22

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