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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17922 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
goldenratio.app

Golden-ratio design math: spacer calculator, spacing scale, grid widths, CSS vars, Tailwind setup.

Developer ToolsCode & DevOps

Responded471 ms15 / 22
Small Business Intelligence by Brick & Mortar

Free joined public records for small business and CRE: Twin Cities parcels, sales, licences

GovernmentCode & DevOps

Responded472 ms15 / 22
CodeCraft

Checks whether generated Minecraft Bedrock content will actually load. Nine read-only tools.

Developer ToolsCode & DevOps

Responded477 ms15 / 22
Research Methods Library

Research methods for AI assistants: study design guidance, R and Python code, and citations

Developer ToolsCode & DevOps

Responded477 ms15 / 22
MeSquared Visibility

Public-site SEO/AEO readiness scans with evidence scores, issues, and clear measurement scope.

Developer ToolsCode & DevOps

Responded478 ms15 / 22
Vlak

Accessible React components, tokens, usage guidance, and install commands for product interfaces.

Developer ToolsCode & DevOps

Responded479 ms15 / 22
Svelte MCP

The official Svelte MCP server providing docs and autofixing tools for Svelte development

Developer ToolsCode & DevOps

Responded482 ms15 / 22
SrcLog

Search GitHub repos, find alternatives, browse topics and rank top developers and orgs. No auth.

Developer ToolsCode & DevOps

Responded482 ms15 / 22
Privi Call

One number per AI agent: route MCP calls to any agent, every call sealed in an on-chain log.

Finance & CryptoCode & DevOps

Responded485 ms15 / 22
Arroway

Arroway orchestrates people and AI agents around the decisions in force.

Developer ToolsCode & DevOps

Responded486 ms15 / 22
Aegis Security Skills

Read-only library of 24 defensive cybersecurity skills: ATT&CK, ATLAS, DFIR, CTEM and more.

SecurityCode & DevOps

Responded487 ms15 / 22
Globestudio

Generate dotted-globe maps, share URLs, and embed snippets from chat.

Developer ToolsCode & DevOps

Responded487 ms15 / 22
Ignav Flights

Live flight prices and working booking links for AI agents and travel apps.

TravelCode & DevOps

Responded488 ms15 / 22
Sleek

Design your mobile app UI with AI, then have your coding agent build the real app from it.

Developer ToolsCode & DevOps

Responded488 ms15 / 22
FMCSA Carrier Intelligence

US carrier vetting on FMCSA data: authority, insurance, safety, identity links. Pay per call (x402)

Developer ToolsCode & DevOps

Responded489 ms15 / 22
Sitey: Pakistan prices

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

Developer ToolsCode & DevOps

Responded489 ms15 / 22
CordFind Generator Compatibility

Search generator guides, check connector compatibility, and plan generator cord size.

Developer ToolsCode & DevOps

Responded491 ms15 / 22
TradingCalc MCP: Options, Forex, Risk Stats, Prediction Markets, On-Chain & Crypto Futures

Deterministic options, forex, risk, on-chain & futures math. Not AI estimates. Tools: tradingcalc.io

Finance & CryptoCode & DevOps

Responded493 ms15 / 22
Readiness scorer — can an agent sign up to your SaaS?

Probe a signup URL you own and score whether an AI agent can sign up unaided.

Developer ToolsCode & DevOps

Responded493 ms15 / 22
Vibe Shipped

Find the right AI tool or MCP connector for a task; sourced directory of real AI-built apps.

Developer ToolsCode & DevOps

Responded494 ms15 / 22
Politicians by Jev

Ask anything about 100 famous US politicians; Jev, TypeSafe AI's model, scores all 100 and picks.

Developer ToolsCode & DevOps

Responded494 ms15 / 22
Cronus UI

Search, install, compose, add-page, and theme Cronus UI from the live registry.

Developer ToolsCode & DevOps

Responded495 ms15 / 22
GitJog — Hungarian legislation

Full text and amendment history of Hungarian acts: section-level search, point-in-time text, diffs.

LegalCode & DevOps

Responded495 ms15 / 22
AISOTools

Check whether AI assistants recommend a product, and search or compare 3,000+ AI tools.

Developer ToolsCode & DevOps

Responded496 ms15 / 22

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