MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

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Remote MCP servers

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7728 servers

Ordered by checks passedClear filters
  • Responded13 / 22 checks passed

    Sök svenska aktiebolag och hämta bokslut, nyckeltal och registeruppgifter.

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 36 ms · Last checked

  • Responded13 / 22 checks passed

    Ce qu'une IA lit des sites web français : note, axes, secteur, questions sans réponse.

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 38 ms · Last checked

  • Responded13 / 22 checks passed

    Verified facts on day trips from Bari, Puglia: driving times, trains, sources. CC BY 4.0.

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 40 ms · Last checked

  • Responded13 / 22 checks passed

    Estonian jewellery art archive: 472 artists, works, exhibitions, museum holdings, source-cited press

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 44 ms · Last checked

  • Responded13 / 22 checks passed

    Guitar chords from frets, chord shapes, transposing, capo, scales, song keys and practice plans.

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 53 ms · Last checked

  • Responded13 / 22 checks passed

    BTC/ETH options research: tested hypotheses, max pain track record, gamma regime, trade journal.

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 55 ms · Last checked

  • Responded13 / 22 checks passed

    Next cron run times in any IANA timezone, with DST gap and fold warnings.

    OtherAutomation & workflows

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 55 ms · Last checked

  • Responded13 / 22 checks passed

    Count tokens exactly for any text and see if it fits a 128K, 200K or 1M context window.

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 56 ms · Last checked

  • Responded13 / 22 checks passed

    Core Web Vitals (LCP, INP, CLS) per URL from the Chrome UX Report, with daily checks on Pro.

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 56 ms · Last checked

  • Responded13 / 22 checks passed

    Mark: stamp files with a signed, timestamped provenance record. Hash locally; verify free.

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 57 ms · Last checked

  • Responded13 / 22 checks passed

    Cite or capture a web page; installs the capture extension in Firefox and Chrome.

    OtherKnowledge & memory

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 57 ms · Last checked

  • Responded13 / 22 checks passed

    Publish HTML pages and get a shareable link. Create, update and read pads on htmlpad.org.

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 58 ms · Last checked

  • Responded13 / 22 checks passed

    Industrial equipment catalog: 15,000+ products, specs, live LTL freight rates, real quote requests.

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 59 ms · Last checked

  • Responded13 / 22 checks passed

    Independent NAV and P/NAV for listed mining companies, built from filed technical reports. Free.

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 59 ms · Last checked

  • Responded13 / 22 checks passed

    Hiking routes in the Polish and Slovak Tatras: walking times, trail closures, route planning

    OtherOther

    • Passed: Handshake
    • Passed: Tools listed
    • Passed: Updated recently

    Median latency 62 ms · Last checked

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