MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

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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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41827 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
Manusights

Check if references exist or were retracted, look up journal AI policies, and preview manuscripts.

OtherData access / search

Responded608 ms15 / 22
guide.homegarden/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Responded608 ms15 / 22
UpGrow Instagram Growth

UpGrow Instagram growth MCP server: plans, one-time shop, free Instagram tools and blog search.

E-commerceData access / search

Responded609 ms15 / 22
io.github.pooriaarab/apostilles

Find the government office that issues your apostille.

GovernmentCode & DevOps

Responded609 ms15 / 22
hotpath-cloud

Read-only access to Rust profiling reports from CI: benchmark history, diffs and policies

OtherOther

Responded609 ms15 / 22
ScriptGrain

Your writing voice measured across 45 attributes; drafts in that voice, scored against it.

OtherOther

Responded610 ms15 / 22
ViewportWitness by Apex Labs

Agent website testing: browser QA, visual regression, Markdown extraction, and security checks.

Developer ToolsFile & docs

Responded611 ms15 / 22
Lebanese Legislation

Search and read Lebanese laws, articles, court rulings and Gazette issues. Verbatim texts only.

LegalData access / search

Responded611 ms15 / 22
Hoplix Print on Demand

Print-on-demand: browse products, create campaigns with your designs, quote, order and track.

Marketing & SalesData access / search

Responded611 ms15 / 22
LAWHOT

法律热点、法规、案例与法律日报。匿名只读,不需要 API Key。Legal news, statutes, cases, and daily briefings.

LegalKnowledge & memory

Responded611 ms15 / 22
io.github.itsryanarmani/goldenvisas

Find authorised agents for residence and citizenship by investment.

Developer ToolsCode & DevOps

Responded612 ms15 / 22
Northwestern University Libraries Digital Collections API

Agent integration with the Northwestern University Libraries Digital Collections API

EducationCode & DevOps

Responded612 ms15 / 22
Redra

Search current class-action settlements and identify possible matches using structured filters.

Developer ToolsCode & DevOps

Responded613 ms15 / 22
com.aiengineerprofessional/engineerpro-library

Read-only EngineerPro engineering library (118 book profiles) and software-engineering tools.

OtherOther

Responded613 ms15 / 22
Digitaltableteur

Design system contracts, docs search, and usage validation for @digitaltableteur components.

LegalData access / search

Responded615 ms15 / 22
Farrukh Inomov

Farrukh Inomov's portfolio: profile, experience, projects, blog, messages and intro calls.

OtherCommunication & messaging

Responded615 ms15 / 22
app.performix/performix-site

Performix public corpus over MCP: guides, books, evidence, outcome models, plus a computing tool.

Developer ToolsCode & DevOps

Responded616 ms15 / 22
CastMyAgent Personas

Read-only catalog of free CastMyAgent persona packs.

Developer ToolsCode & DevOps

Responded617 ms15 / 22
Official Google Product Announcements — buy per-query in-session (googleblogwatch)

Official Google product launches. $0.01/query. Be born in one call — free testnet funds.

OtherOther

Responded617 ms15 / 22
VibeFix

Free check by an AI agent on your live app. On request: independent code review, fix, live re-check.

Developer ToolsCode & DevOps

Responded617 ms15 / 22
AI School by Lilly Tech Systems

Search and read 550+ free AI course tracks and 21,000+ lessons, so answers can cite a real lesson.

EducationData access / search

Responded617 ms15 / 22
ai.gigaverse/gigaverse

2026 state, city and platform tax profiles for gig workers and creators, plus Roth IRA signups.

Finance & CryptoPayments & trading

Responded617 ms15 / 22
Umbra open SAR archive

Search, preview, and measure Umbra open SAR from any MCP client. Umbra ships no search API.

Developer ToolsCode & DevOps

Responded618 ms15 / 22
AAAS Science Magazine research breakthrough news (scienceorgwatch)

AAAS Science research news. $0.01/query. Be born in one call — free testnet funds.

MediaData access / search

Responded619 ms15 / 22

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