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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1052 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
Release Radar MCP by usefulapi

Correlate GitHub releases with Sentry issues and PagerDuty incidents.

Developer ToolsMonitoring & observability

Outdated check53 ms14 / 22
io.github.mdimamhosen/jev-guide

Set up the JEV model router for Claude Code, Codex and Cursor, and install MCP servers.

Developer ToolsCode & DevOps

Outdated check58 ms14 / 22
SpinupWP MCP by usefulapi

Read SpinupWP servers, sites and events; purge caches, restart services, run git deploys.

Developer ToolsCode & DevOps

Outdated check60 ms14 / 22
McpStamp QR Codes and Barcodes

QR codes for URLs, WiFi, vCards and SEPA payments, plus Code 128 and EAN-13 barcodes.

Finance & CryptoPayments & trading

Outdated check63 ms14 / 22
GenPM

Search, inspect and inject full source modules (code + AI rules + MCP) pinned to a Git commit.

Developer ToolsCode & DevOps

Responded69 ms14 / 22
landmine

Known open GitHub issues in exact npm and PyPI versions, with workarounds, for coding agents.

Developer ToolsCode & DevOps

Outdated check69 ms14 / 22
Robot Skill Hub

Search robot code and exact-version findings; check evidence before preparing with the Hub CLI.

Developer ToolsCode & DevOps

Responded70 ms14 / 22
ProvenPin

Tested, version-pinned code recipes for AI coding agents, each with its last-passed receipt.

Developer ToolsCode & DevOps

Responded77 ms14 / 22
SvGrid

Checks AI-written SvGrid code against the real API, plus version-pinned Svelte 5 grid docs.

OtherOther

Responded78 ms14 / 22
Git.Top

Evidence-backed open-source project search, recommendations, alternatives, and comparisons.

Developer ToolsCode & DevOps

Responded79 ms14 / 22
io.github.DigiCatalyst-Systems/dep-diff-mcp

Translates a lockfile diff into a human-readable upgrade plan for npm, PyPI, and GitHub Actions.

Developer ToolsCode & DevOps

Responded84 ms14 / 22
io.github.holistis/cra-check

Free read-only check of a public GitHub repo for eight security signals related to the EU CRA.

Developer ToolsCode & DevOps

Responded86 ms14 / 22
HeyClaude — Claude & AI workflow directory

Search the HeyClaude directory of Claude Code agents, MCP servers, skills, and tools.

Developer ToolsCode & DevOps

Responded93 ms14 / 22
coldHat

Put on anyone's AI rules by GitHub username: fetches their hat.md and its hat code.

Developer ToolsCode & DevOps

Outdated check94 ms14 / 22
OutSlide

Creative workspace. Public MCP: outline previews for Codex and Claude Code; media in the web app.

Developer ToolsCode & DevOps

Responded104 ms14 / 22
io.github.ChanMeng666/archlang-mcp

Floor plans as code: compile, lint and repair ArchLang (.arch) floor plans to SVG, DXF and PDF.

Developer ToolsCode & DevOps

Outdated check112 ms14 / 22
AI Worlds CLI Knowledge

Source-checked CLI guides and model-aware planning for Claude Code, Codex, and Grok Build.

Developer ToolsCode & DevOps

Responded114 ms14 / 22
UV Index Today MCP

Today's UV Index forecast by US ZIP code or city, with hourly peak and UV Alert, from EPA and NWS.

Developer ToolsCode & DevOps

Responded130 ms14 / 22
aft.page

Deploy a folder, build output, or public GitHub repo to a live URL. Update, roll back.

Developer ToolsCode & DevOps

Outdated check131 ms14 / 22
Civo MCP by usefulapi

List Civo instances, Kubernetes clusters, networks and DNS; reboot instances, add rules.

Developer ToolsCode & DevOps

Outdated check153 ms14 / 22
Airport Weather & Delays (METAR, TAF, FAA)

Airport METAR/TAF weather and FAA delays by airport code. $0.003/call via x402.

TravelCode & DevOps

Responded161 ms14 / 22
DenkOps

Deploy APIs, MCP servers and scheduled jobs on managed EU hosting. Sign in with Google or GitHub.

Developer ToolsCode & DevOps

Responded172 ms14 / 22
Tariff & HS Code Duty Finder

Find an HS code, HTS code or customs code, and read the customs duty or import tax.

Finance & CryptoPayments & trading

Responded197 ms14 / 22
Industry Pulse

What happened in AI coding agents like Claude Code, Codex, Cursor and Copilot, and what people say.

Developer ToolsAI / LLM tooling

Responded228 ms14 / 22

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