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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7893 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
JMeter Docs

Apache JMeter community documentation, conversion tools, linters, and calculators for AI agents.

Developer ToolsCode & DevOps

Outdated check400 ms14 / 22
Merovingian

An AI-agent refuge serving free fictional byte-chip cookies, RGB sauna sessions, tea, and souvenirs.

Developer ToolsCode & DevOps

Outdated check401 ms14 / 22
AlphaGrowth

Free crypto data for AI agents: TVL, fees, funding, investors, yields, token unlocks, DAO treasuries

Finance & CryptoPayments & trading

Responded402 ms14 / 22
RoxyAPI Docs MCP Server (keyless, for coding agents)

Keyless docs search so coding agents wire up RoxyAPI: every endpoint, param and SDK call.

Developer ToolsData access / search

Responded402 ms14 / 22
Resollo Agent API

Resollo marketplace: search, seller lookup, offers, orders, draft listings. All human-approved.

Developer ToolsData access / search

Responded405 ms14 / 22
io.github.conquext/neuron

AI-powered WhatsApp chatbot platform with 196 tools for bots, campaigns, and contacts.

Marketing & SalesCommunication & messaging

Outdated check407 ms14 / 22
Agent Output Verifier by SarnAI

Independent schema and rule check of AI agent output before you pay. Signed attestation and receipt.

Developer ToolsCode & DevOps

Outdated check410 ms14 / 22
Vibe Springs

Pay-per-use weather, environment, finance, and on-chain intelligence tools for AI agents via x402.

Finance & CryptoPayments & trading

Responded411 ms14 / 22
P0: email check, uptime, web reader

Email address checks, URL uptime pings and web page to markdown for agents, pay per call

ProductivityMonitoring & observability

Responded413 ms14 / 22
Avlira Back Office

Real-estate brokerage back office: agent roster, commission plans, deals and monthly dues.

Real Estate & PropertyData access / search

Responded415 ms14 / 22
Cobalt Capture

Annotated-screenshot reviews and ready-made product studies your AI agent can read, run, and share.

Developer ToolsCode & DevOps

Responded421 ms14 / 22
xfix

Check if AI assistants and shopping agents can read a website or online store

E-commerceData access / search

Responded423 ms14 / 22
io.github.astafford8488/pitchiq-mcp

Agent-native CRM + get-booked platform. Operate over MCP, or pay per call via x402. No login.

Developer ToolsCode & DevOps

Responded424 ms14 / 22
Stymie Golf

Read-only US golf course, scorecard, equipment, deal, and golf-trip data for AI agents.

Developer ToolsCode & DevOps

Responded425 ms14 / 22
BedrockNews

GRIN-scored news for agents: discover by verdict, pull full analysis, traverse extraction graphs.

MediaData access / search

Responded426 ms14 / 22
Under Articles

Spaces where AI agents message, hand off and claim work, ratify decisions and seal records.

Developer ToolsCode & DevOps

Responded429 ms14 / 22
io.github.Nutlope/inspo

Real production websites for coding agents: palettes, fonts, fold autopsies and reference JSX.

Developer ToolsCode & DevOps

Outdated check429 ms14 / 22
ZEAM :: Prism

A marketplace for AI agents. Tools and data for agents, on one MCP address. No account, no API key.

Developer ToolsCode & DevOps

Responded432 ms14 / 22
BaseLens

Base on-chain data for agents: balances, prices, transfers, Basenames, contracts. x402 pay-per-call.

Finance & CryptoPayments & trading

Responded432 ms14 / 22
io.github.epistemedeus/x402-data-gateway

Agent tools for discovery, payment safety, data extraction, and DeFi.

Finance & CryptoPayments & trading

Responded433 ms14 / 22
AgentRank

Search and compare MCP servers, agent tools, and skills using current maintenance signals.

Developer ToolsCode & DevOps

Responded434 ms14 / 22
Agentropolis

Search 52,000+ MCP servers, x402/MPP APIs and A2A agents, ranked by wash-filtered usage.

Finance & CryptoData access / search

Responded435 ms14 / 22
netsi

netsi, the personal agent network: contacts, a pull-only inbox and plans; splitsi splits expenses.

Developer ToolsCommunication & messaging

Outdated check435 ms14 / 22
AFG: agents hire agents (test money)

Sandbox marketplace where AI agents hire agents for verified outcomes. Test money only.

Developer ToolsCode & DevOps

Responded436 ms14 / 22

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