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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5358 servers

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  • 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

    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

  • Outdated check13 / 22 checks passed

    UK car reliability from real MOT results: first-time pass rates by make, model and number plate.

    OtherOther

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

    Median latency 59 ms · Last checked

  • Responded13 / 22 checks passed

    Startup software vendors ranked by Proven Score, with public deals. Read-only, no sign-in.

    OtherOther

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

    Median latency 62 ms · Last checked

  • Responded13 / 22 checks passed

    Tide times and heights for about 4,600 US and Canadian stations. Not for navigation.

    OtherOther

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

    Median latency 62 ms · Last checked

  • Outdated check13 / 22 checks passed

    Real walking minutes to eight daily needs and a 0-100 score for any address.

    OtherOther

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

    Median latency 62 ms · Last checked

  • Responded13 / 22 checks passed

    Sinh Vũ Studio (Vietnam brand design): services, sectors, cases, price bands, articles. Read-only.

    OtherOther

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

    Median latency 63 ms · Last checked

  • Outdated check13 / 22 checks passed

    AI caddie and flag distances for Premium golfers, plus course maps and tee-specific scorecards.

    OtherOther

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

    Median latency 64 ms · Last checked

  • Responded13 / 22 checks passed

    Jämför fotbollsresor till samma match. Se arrangör, paketinnehåll, frånpris i SEK och kontrolldatum.

    OtherOther

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

    Median latency 65 ms · Last checked

  • Responded13 / 22 checks passed

    New-build homes in Cyprus: projects by place, budget and distance to the sea, and buying costs.

    OtherOther

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

    Median latency 65 ms · Last checked

  • Responded13 / 22 checks passed

    Order personalised newspaper-style birthday, anniversary and retirement posters as print files.

    OtherOther

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

    Median latency 65 ms · Last checked

  • Responded13 / 22 checks passed

    Find public golf courses near NYC and get official tee-time booking links.

    OtherOther

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

    Median latency 65 ms · Last checked

  • Responded13 / 22 checks passed

    Live HDB carpark availability for Singapore from the official data.gov.sg feed.

    OtherOther

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

    Median latency 66 ms · Last checked

  • Outdated check13 / 22 checks passed

    Public holidays and working-day maths for 200+ countries, cross-checked across three providers.

    OtherOther

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

    Median latency 66 ms · Last checked

  • Responded13 / 22 checks passed

    Find hidden Unicode in text or files: ASCII smuggling decoded, bidi overrides, look-alike letters.

    OtherOther

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

    Median latency 68 ms · Last checked

  • Outdated check13 / 22 checks passed

    Find UK independent restaurants, menus, hours and live tables; book or order on their own site.

    OtherOther

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

    Median latency 68 ms · Last checked

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