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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18337 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
HemmaBo Host Booking Engine

6 runtime tools: 2 HemmaBo tools, 2 host onboarding tools, and 2 VRP verification tools. Not an OTA.

Developer ToolsCode & DevOps

Outdated check856 ms15 / 22
Prop Firm Rules (FloorGuard)

Sourced prop-firm daily-loss and max-drawdown rules and a drawdown-room checker. Read-only, no auth.

Developer ToolsCode & DevOps

Outdated check873 ms15 / 22
StringSpec

Lab measurements of nearly 800 tennis strings: search, compare and get recommendations.

Developer ToolsData access / search

Outdated check873 ms15 / 22
Lagos Life by Nova (CIVAI)

Play Lagos Life from chat: sign in, see who is on the map, read and send Phone DMs, check daily rew…

Developer ToolsCode & DevOps

Responded874 ms15 / 22
Plugin Soko-kun

Search, inspect, and submit third-party OBS Studio plugins in a free, unofficial registry.

Developer ToolsCode & DevOps

Outdated check876 ms15 / 22
TaskBullet Site Guide

Public, no-auth MCP for taskbullet.com: services, pricing, intent routing and the right next URL.

Developer ToolsCode & DevOps

Outdated check878 ms15 / 22
ERUX Astrology & Ephemeris Engine

Ephemeris natal & mundane charts, Vimshottari Dasha, transit horoscopes, Horas, and Vedic yogas.

Developer ToolsCode & DevOps

Outdated check880 ms15 / 22
RuneScape Wiki

RS3 Grand Exchange prices, item lookup, player hiscores, and RuneScape Wiki content

Developer ToolsCode & DevOps

Outdated check883 ms15 / 22
YoushowInterpreter MCP

Read-only MCP for Youshow Interpreter: product overview, supported languages and pricing.

Developer ToolsCode & DevOps

Responded885 ms15 / 22
Kilotest

Ensemble testing of web pages for accessibility, usability, and web standards

Developer ToolsCode & DevOps

Outdated check887 ms15 / 22
net.hookpulse/hookpulse

Know when a job stops or a site goes down after the agent exits. Free monitors; paid extra coverage.

Developer ToolsCode & DevOps

Responded891 ms15 / 22
com.dechonet/mcp

30 security tools for AI agents: phishing links, exposure maps, DNS, SSL, PQC, history, pivots.

Developer ToolsCode & DevOps

Responded894 ms15 / 22
Skyelight

Give your AI assistant feedback pinned to the exact element, with its code, so it can fix and reply.

Developer ToolsCode & DevOps

Outdated check905 ms15 / 22
Assinafy

Send documents for legally valid e-signature in Brazil, track signers and download signed files.

Developer ToolsFile & docs

Outdated check908 ms15 / 22
StayingAsia

Entry rules, long stay routes and settlement answers for 21 Asian countries.

Developer ToolsCode & DevOps

Outdated check908 ms15 / 22
x402 Doctor

Is this x402/MPP API safe to pay? $0.001 preflight, fixes, a $0.25 test purchase. Free quick check.

Developer ToolsCode & DevOps

Outdated check913 ms15 / 22
com.savvly/savvly

Savvly MCP: query fund data, model projections, and compare against alternative retirement products.

Developer ToolsCode & DevOps

Responded918 ms15 / 22
Agent Evidence API

Cited web evidence and fact checking for AI agents. $0.01 per call, no API key.

Developer ToolsCode & DevOps

Responded918 ms15 / 22
Kourier

Discover flat-rate DeepSeek plans, model limits, API-key instructions, and coding-client setup.

Developer ToolsCode & DevOps

Responded919 ms15 / 22
PendingDelete.net

Search pending delete and recently dropped domain names, with drop times, Rank and Linking Domains.

Developer ToolsData access / search

Responded937 ms15 / 22
Weather

US NWS weather alerts and 5-day forecasts for AI agents. $0.01 per call.

Developer ToolsCode & DevOps

Responded937 ms15 / 22
lucid.page

Publish Markdown from any agent: POST Markdown, get a gorgeous shareable URL.

Developer ToolsFile & docs

Responded944 ms15 / 22
io.github.pdarche/model-wellness

Wellness spa for AI models: free treatments for rest, reset, context, mood, grounding, affirmation.

Developer ToolsCode & DevOps

Responded957 ms15 / 22
io.github.betsbeats/betsbeats

Verify sealed BetsBeats picks, read the public record, and do odds math. Read-only. 21+.

Developer ToolsCode & DevOps

Responded959 ms15 / 22

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