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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7723 servers

Ordered by checks passedClear filters
  • Responded14 / 22 checks passed

    BJJ and grappling gyms worldwide, plus upcoming competitions. Free, read-only.

    OtherOther

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

    Median latency 1088 ms · Last checked

  • Responded14 / 22 checks passed

    Receipts, quotes and service orders for Brazil: drafted in chat, issued on Reciba with a QR check.

    OtherOther

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

    Median latency 1089 ms · Last checked

  • Responded14 / 22 checks passed

    Forty Forward coaching for women 35+: Ask Elle perimenopause answers, program facts, how to apply.

    OtherOther

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

    Median latency 1099 ms · Last checked

  • Responded14 / 22 checks passed

    Find car washes in France, check live slots, get exact prices and start a booking.

    OtherOther

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

    Median latency 1105 ms · Last checked

  • Responded14 / 22 checks passed

    Search Japan's M&A marketplace MANDA - public business-for-sale listings (read-only, no auth)

    OtherData access / search

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

    Median latency 1118 ms · Last checked

  • Responded14 / 22 checks passed

    Preços e ofertas vigentes de supermercados de Joinville/SC, revisados antes de publicar. Só leitura.

    OtherOther

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

    Median latency 1119 ms · Last checked

  • Responded14 / 22 checks passed

    Build, version, review, and export websites, web apps, and games from a conversation.

    OtherOther

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

    Median latency 1122 ms · Last checked

  • Responded14 / 22 checks passed

    USDA nutrition calculators + the preserved MyPlate Kitchen recipes; source-cited, machine-verified.

    OtherOther

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

    Median latency 1122 ms · Last checked

  • Responded14 / 22 checks passed

    Make group polls from a chat and check who's winning. Voters need no account.

    OtherOther

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

    Median latency 1130 ms · Last checked

  • Responded14 / 22 checks passed

    Free creator rate benchmarks and brand-offer checks, with sources. No login, no API key.

    OtherOther

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

    Median latency 1142 ms · Last checked

  • Responded14 / 22 checks passed

    Read-only public metadata server for Poisar discovery.

    OtherOther

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

    Median latency 1142 ms · Last checked

  • Responded14 / 22 checks passed

    Open space-industry jobs (launch, satellites, spacecraft) from 47 employers, with posted pay.

    OtherOther

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

    Median latency 1143 ms · Last checked

  • Responded14 / 22 checks passed

    Find and check local U.S. businesses: open or closed, sourced phone and hours, and how to act.

    OtherOther

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

    Median latency 1148 ms · Last checked

  • Responded14 / 22 checks passed

    Source-attributed events, open data and availability

    OtherOther

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

    Median latency 1152 ms · Last checked

  • Responded14 / 22 checks passed

    Is a smart home device Matter certified? CSA certificates, networks, platforms and US stores.

    OtherOther

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

    Median latency 1152 ms · Last checked

  • Responded14 / 22 checks passed

    Find polygraph (lie detector) offices, pricing and service info across the US, Canada and the UK.

    OtherOther

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

    Median latency 1161 ms · Last checked

  • Responded14 / 22 checks passed

    Free Pre-K to 5th grade math worksheets, worksheet makers, quizzes, teaching tools and curricula.

    OtherOther

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

    Median latency 1165 ms · Last checked

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