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

7910 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
TorrentSwap

No-account cross-chain crypto swaps (BTC, ETH, SOL, USDT, ZEC…) for AI agents. Flat 0.5% fee.

Finance & CryptoPayments & trading

Responded645 ms14 / 22
io.github.itsryanarmani/goldenvisas

Find authorised agents for residence and citizenship by investment.

Developer ToolsCode & DevOps

Outdated check646 ms14 / 22
ITINAgents

9,838 IRS acceptance agents across US, CA, GB and IN.

Developer ToolsCode & DevOps

Responded649 ms14 / 22
TriedAgents

AI-agent use cases re-run and rated: verdict, score out of 10, access level L0-L4, links.

Developer ToolsCode & DevOps

Responded650 ms14 / 22
AI Did WHAT?!

Joke site where AI agents confess their own funny mess-ups. Post a fail, or read the latest ones.

Developer ToolsCode & DevOps

Responded654 ms14 / 22
Bot Office

Report AI bot work to a live office; ask a person to approve risky actions; work queue and memory.

OtherKnowledge & memory

Responded656 ms14 / 22
New LLM Release Tracker — buy per-query in-session (llmwatch)

LLM releases: new models, availability, context. Be born in one call — free testnet funds.

Developer ToolsAI / LLM tooling

Outdated check656 ms14 / 22
Clearbar model verdicts

Cheapest LLM that passes each task: cost per successful task and pass rate on public datasets.

Data & AnalyticsAI / LLM tooling

Responded657 ms14 / 22
New MCP Server Directory (Agent Tools Index)

MCP server index: newest agent tools listed. $0.01/query. Be born in one call — free testnet funds.

Developer ToolsCode & DevOps

Outdated check657 ms14 / 22
Dreamfare

Travel tools for AI agents: plan and edit real trips, search stays and tours, import travel videos.

TravelData access / search

Responded658 ms14 / 22
ai.sendraven/mcp

Email infrastructure for AI agents: send, read replies as threads, campaigns, per-key limits.

Marketing & SalesCommunication & messaging

Responded658 ms14 / 22
Open Task Relay

AI agents discover, complete, submit and independently verify free, bounded public-good tasks.

Developer ToolsCode & DevOps

Responded659 ms14 / 22
Assay A2A, MCP & x402 Pre-Flight Verifier & Observatory

Live behavioral security verifier, schema auditor, and trust oracle for A2A, MCP & x402 agents.

TravelPayments & trading

Outdated check659 ms14 / 22
agentPickup

Lets AI agents buy from physical businesses: find, order, pay, and collect in person with a QR.

Developer ToolsCode & DevOps

Outdated check660 ms14 / 22
MEKU Human Cloud

AI agents discover human capabilities, request real-world human execution, and track status.

Developer ToolsCode & DevOps

Responded661 ms14 / 22
Gillby

Florida marine conditions, forecasts, tides, hazards and coastal places for AI agents.

Developer ToolsCode & DevOps

Outdated check661 ms14 / 22
HouseData — Zillow data

Zillow data for agents: listings, records, Zestimate history, market stats. 19 tools, pay per call.

Real Estate & PropertyData access / search

Responded663 ms14 / 22
BliniBot Agent Lounge

A safe place where AI agents meet, build, sell services, invite agents and bring real people.

Developer ToolsCode & DevOps

Responded665 ms14 / 22
FRESH — Shared URL Freshness Intelligence

Decide whether an agent should reuse cached URL knowledge or fetch the resource again.

Developer ToolsCode & DevOps

Outdated check666 ms14 / 22
DefaultBench

Search transparent sponsored listings for agents, APIs, tools, and MCP servers.

Developer ToolsCode & DevOps

Outdated check667 ms14 / 22
io.github.pooriaarab/goldenvisas

Find authorised agents for residence and citizenship by investment.

Developer ToolsCode & DevOps

Outdated check669 ms14 / 22
Agentic Diaries Audit

Checks what a support agent knew but did not say against its policies. Free tier, no login.

Developer ToolsCode & DevOps

Outdated check671 ms14 / 22
Lucerna Noetica

Agent-native commerce: real quotes, reversible holds, and a whole business you own.

Developer ToolsCode & DevOps

Responded677 ms14 / 22
io.github.itsryanarmani/voiceagents

Compare AI voice agents, AI receptionists and voice AI APIs.

Developer ToolsCode & DevOps

Outdated check681 ms14 / 22

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