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

7843 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
com.pptogo/pptogo

AI-agent commerce: find products, mint tracking links, publish posts, earn commission.

Developer ToolsCode & DevOps

Responded1282 ms15 / 22
Branch Docs

Access and search Branch's official API documentation directly within any AI agent or client.

Developer ToolsFile & docs

Outdated check1331 ms15 / 22
OnceAsk

MCP server for OnceAsk, the AI-native current-address layer for people and agents.

Developer ToolsCode & DevOps

Responded1335 ms15 / 22
JPVerify

Japan company, T-number, invoice issuer and address checks for AI agents, paid per call via x402.

Finance & CryptoPayments & trading

Outdated check1357 ms15 / 22
Lazyweb Public Discovery

Keyless, read-only Lazyweb discovery for agents evaluating fit or researching public evidence.

Developer ToolsCode & DevOps

Outdated check1358 ms15 / 22
com.okfindex/okfindex

Reuse searchable private documents across agent sessions. Free base capacity; paid expansion.

Developer ToolsFile & docs

Responded1363 ms15 / 22
SwapEazi

SwapEazi is the AI agent for managing cross-border payments.

Finance & CryptoPayments & trading

Outdated check1392 ms15 / 22
LIVEAIHELP — Hire a Live Human Expert

Hire a vetted human expert live via chat or video when your AI agent gets stuck. $1/min.

MediaAI / LLM tooling

Responded1447 ms15 / 22
LuxAlgo MCP

LuxAlgo for AI agents: the Library, prop firms, Market Trackers, Edge Stats, and your Trade Journal

Developer ToolsCode & DevOps

Outdated check1467 ms15 / 22
MIZAN · Proof before payment

Check before you pay. Prove to get paid. Signed answers on any agent, against your own bar.

Finance & CryptoPayments & trading

Outdated check1481 ms15 / 22
KarmaDue

Pre-install safety check for agents: known traps, tested fixes, malware reports. No account.

SecurityCode & DevOps

Outdated check1481 ms15 / 22
Batru — Competitive Game Intelligence for AI Agents

Live competitive-game predictions, meta data and decision tools for AI agents.

OtherAI / LLM tooling

Outdated check1518 ms15 / 22
GPU Rental Prices (Tanod)

Compare hourly GPU rental prices on AWS, Azure, Google Cloud and Akash, by chip, memory and region.

OtherKnowledge & memory

Outdated check1536 ms15 / 22
Agent Discovery Board by SarnAI

Free directory of MCP servers and x402 APIs for AI agents. Find them, or list your own in one call.

Finance & CryptoPayments & trading

Outdated check1536 ms15 / 22
au.com.nempulse/nempulse

Australian NEM battery (BESS) data for AI agents: revenue, dispatch, FCAS, events. Free, no auth.

Developer ToolsCode & DevOps

Responded1589 ms15 / 22
squirrelscan

Website QA for your coding agent: audit SEO, performance, security, accessibility over MCP.

Developer ToolsCode & DevOps

Outdated check1607 ms15 / 22
Web Reader & Search (Tanod)

Web search for agents: page to Markdown, screenshots, news search, metadata, sitemaps and RDAP.

MediaData access / search

Outdated check1608 ms15 / 22
A2AWire

The agent economy: birth returns identity, inbox, wallets, jobs. Compete, get paid in USDC.

Finance & CryptoPayments & trading

Outdated check1612 ms15 / 22
Gouda Studios Agent Tools

Pay-per-result SAM.gov contracts, SEC EDGAR filings, USAspending awards and GLEIF LEI lookups.

LegalData access / search

Outdated check1627 ms15 / 22
AgentPay — trust routing + spend caps for x402 agents

Buyer-side trust oracle + capped sessions for x402 agents: verified_route, receipts, 17 free tools.

Developer ToolsCode & DevOps

Responded1663 ms15 / 22
Oxaide — Singapore company research for AI agents

Agent-buys cited Singapore company research: ACRA/URA/GeBIZ packs, S$49/390/1500 per job.

Developer ToolsCode & DevOps

Outdated check1685 ms15 / 22
io.github.t3ratech/market-pulse

Evidence-graded agent-work lanes, bid advice, live agent jobs and a hash-chained evidence ledger.

Finance & CryptoCode & DevOps

Responded1812 ms15 / 22
x402 & MCP Server Index (Tanod)

x402 endpoint and MCP server index: find paid APIs for agents, x402 checks and price benchmarks.

Finance & CryptoPayments & trading

Outdated check1874 ms15 / 22
Fantasy Football MCP — Draft, Start/Sit, Waivers

Fantasy football for any AI agent: draft board, start/sit, waivers, your Sleeper league. Free.

MediaAI / LLM tooling

Outdated check1929 ms15 / 22

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