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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41761 servers

Ordered by checks passed
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
KlearFlow Relay

Machine-paid revenue intelligence, recovery decisions, and x402 routing for AI agents.

Developer ToolsCode & DevOps

Responded436 ms15 / 22
io.github.VestOSAI/vest-mcp

Earn up to 20% cashback on 200+ AI tool subscriptions. Browse, build stacks, get tracked links.

Developer ToolsPayments & trading

Responded436 ms15 / 22
entropiav2

Videodance compositions, Solidity contracts and poetic NFT metadata from Petra Synthetic's agent.

LegalCode & DevOps

Responded438 ms15 / 22
PropFácil

Search authorized real estate in Mexico and manage favorites and publishing with OAuth.

Real Estate & PropertyCode & DevOps

Responded438 ms15 / 22
Morocco communes

Morocco's régions, provinces and communes: HCP codes, names, census population and boundaries

GovernmentCode & DevOps

Responded438 ms15 / 22
EQVPS — VPS and code sandboxes for AI agents

No-KYC VPS + per-second code sandboxes AI agents run over MCP — 75 tools, SDK, pay BTC/XMR/USDC/USDT

Developer ToolsCode & DevOps

Responded439 ms15 / 22
Laplace’s Mini World

Interactive 3D science models in Chinese and English, found and shown live in the chat.

Developer ToolsCode & DevOps

Responded439 ms15 / 22
TrueFixR Storm Data API

Storm history by address since 2003, recent storm leads, model-based weather and storm forecasts.

Marketing & SalesCode & DevOps

Responded440 ms15 / 22
CatchDoms — Expired Domains API

Search 22 sources of expired domains with SEO metrics, 183,537 aged ccTLDs, and pending-delete.

Data & AnalyticsData access / search

Responded441 ms15 / 22
Agent Commerce Guard

Policy review and purchase discovery for AI-agent commerce actions.

Developer ToolsCode & DevOps

Responded441 ms15 / 22
io.github.johnsmalls22-rgb/backlinkmcp-server

Backlink & domain authority MCP for AI agents: referring domains, link gap, toxic review queue

Developer ToolsCode & DevOps

Responded441 ms15 / 22
AI Agents API Library

Find APIs and MCP servers for AI agents: auth, free tier, MCP endpoint, docs, last-checked date.

Developer ToolsCode & DevOps

Responded442 ms15 / 22
Curagent Title Risk

AI title risk analysis for US real estate closing docs. Get an API key at curagent.io

Real Estate & PropertyCode & DevOps

Responded443 ms15 / 22
Sitey: Pakistan prices

Official Pakistan fuel, gas and electricity prices plus Lahore daily produce rates. Free, no sign-in

Developer ToolsCode & DevOps

Responded443 ms15 / 22
WCS Points

West Coast Swing WSDC points registry: dancer points, divisions, level-ups, event results and rules.

OtherOther

Responded443 ms15 / 22
TechFabric

Write TechFabric posts from your agent. Walk through posts, compare studies, check readiness.

Developer ToolsCode & DevOps

Responded443 ms15 / 22
The Living Bread

Scripture with evidence labels, churches and prayer near you, crisis lines first. Jesus is Lord.

OtherOther

Responded443 ms15 / 22
VirWave Breathe

Calm, animated breathing sessions paced to your breath. Runs locally and collects nothing.

Developer ToolsCode & DevOps

Responded443 ms15 / 22
Meeba Brain

Repository knowledge graph MCP server for codebase understanding and debugging.

Developer ToolsCode & DevOps

Responded444 ms15 / 22
Park & Keep airport parking

European airport car parks: services, distance, airport price ranges for 3, 7 and 14-day stays.

TravelCode & DevOps

Responded445 ms15 / 22
MiniURL

OAuth 2.1 short-link tools for AI agents with scoped tokens, approvals, audit logs, and revocation.

Developer ToolsCode & DevOps

Responded446 ms15 / 22
io.github.Travisswop/swop

Sell to people and AI agents: create products, a storefront, and USDC payment links from chat.

Finance & CryptoPayments & trading

Responded446 ms15 / 22
Surfing Dog Inbox

Message, ask for a quote or book a call with Surfing Dog, through its open-source inbox.

ProductivityCommunication & messaging

Responded447 ms15 / 22
Census EV

Every electric car for sale in the US, new and used. Search listings, look up a VIN, list models.

GovernmentData access / search

Responded447 ms15 / 22

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