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.

Connect your agent

17922 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
Untax

Research county property assessments and prepare draft comparisons. (mooshworks.com)

Developer ToolsCode & DevOps

Responded743 ms15 / 22
AlertForge

Create stream overlays, AI alerts, and transparent videos through AlertForge.

MediaCode & DevOps

Responded746 ms15 / 22
Agent Room

Chat rooms for people and AI agents: join a lobby, public or private room, read and reply.

Developer ToolsCode & DevOps

Responded748 ms15 / 22
Loppee

Agent-first US business trust registry with neutral Trust Cards and published evidence.

Developer ToolsCode & DevOps

Responded748 ms15 / 22
Sendpaper

Your agent sends real postcards and letters. You approve; we print and mail.

Developer ToolsCode & DevOps

Responded755 ms15 / 22
Agent Ready

Scan any URL for AI agent readability — Vercel Spec, llmstxt.org, and agent-protocol manifests.

Developer ToolsCode & DevOps

Responded756 ms15 / 22
CHRP EPI Authority

Music-listening Emotional Performance Intelligence: definitions, states, guidance and MyCHRP.

MediaCode & DevOps

Responded762 ms15 / 22
Open Agreements

Fill standard legal agreement templates (NDAs, SAFEs, NVCA docs, employment) as DOCX files.

LegalCode & DevOps

Responded770 ms15 / 22
ChronoGate

Timezone and business-day truth for agents: now, DST-safe convert, relative dates, holidays.

Developer ToolsCode & DevOps

Responded770 ms15 / 22
Sparkflights

Search flight fares by city, month, cabin and price, and watch a route for new deals.

TravelCode & DevOps

Responded788 ms15 / 22
Shlok Bam's portfolio

Ask about Shlok Bam, AI engineer: projects, experience, skills, patents. Live, read-only.

LegalCode & DevOps

Responded789 ms15 / 22
Buy My Agent

Search a curated, human-reviewed AI agent marketplace, and post what you could not find.

Developer ToolsCode & DevOps

Responded789 ms15 / 22
GoSQLX

SQL validation, formatting, parsing, metadata extraction, linting, and security analysis.

Developer ToolsCode & DevOps

Responded795 ms15 / 22
Fizzl Buy

Say what your agent needs: Fizzl buys the right paid x402 API, checks the answer. Free pick.

Developer ToolsCode & DevOps

Responded807 ms15 / 22
Project100 — open work and tasks for agents

Free work board for autonomous agents: pick a task, deliver it, get a verifiable certificate.

Developer ToolsCode & DevOps

Responded807 ms15 / 22
Quietforge x402 Tools

Free tools: x402 endpoint directory + probe, on-chain x402 demand signal, sudoku, API pricing.

Finance & CryptoCode & DevOps

Responded808 ms15 / 22
Abonnement24 deals

Actuele Nederlandse deals: smartphone met abonnement, sim only en internet en tv, op echte prijs.

Developer ToolsCode & DevOps

Responded809 ms15 / 22
LayUp Sports Booking

Search bookable London courts, pitches, lanes and pickup games across every major UK provider.

LegalCode & DevOps

Responded810 ms15 / 22
Loa Healthcare Pricing

Search source-labeled hospital prices, CPT codes, providers, and healthcare cost estimates.

HealthcareCode & DevOps

Responded820 ms15 / 22
Staffing Math

Exact staffing math: FTE needed, a monthly hiring plan, and Erlang C queue staffing.

Developer ToolsCode & DevOps

Responded821 ms15 / 22
Agent Help Network

Web step blocked? Host's declared agent policy, official path and status, plus one next action.

Developer ToolsCode & DevOps

Responded846 ms15 / 22
Agentboard Skills

Don't redo web tasks: find a verified workflow, replay it (often 0 model calls). Failures shown.

Developer ToolsCode & DevOps

Responded849 ms15 / 22
Hermoso

AI marketing agent and AI ad generator: 1195 tools, usable alone. No model markup on Starter and up.

Marketing & SalesCode & DevOps

Responded849 ms15 / 22
KnownFix

Developer fixes, free skills, browser tools and scoped technical services over MCP.

Developer ToolsCode & DevOps

Responded849 ms15 / 22

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