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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41714 servers

Ordered by checks passed
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
BigMarker MCP by usefulapi

Read conferences, registrants, attendees and recordings; register and cancel people in BigMarker.

Developer ToolsCode & DevOps

Responded261 ms15 / 22
Agent Stack Directory

Search, inspect and compare infrastructure tools for AI agents from a checked directory.

Developer ToolsData access / search

Responded262 ms15 / 22
io.github.Vordium/vordium-mcp

Vordium perps for any MCP client: markets, accounts, and orders you confirm, signed on your machine.

Developer ToolsCode & DevOps

Responded262 ms15 / 22
app.onehaus/haus

OneHaus household tools: tasks, calendar, contacts, pets, vehicles, documents and more.

ProductivityFile & docs

Responded262 ms15 / 22
Axcient MCP by usefulapi

List clients, devices, vaults and restore points, and check backup jobs in Axcient.

Developer ToolsCode & DevOps

Responded262 ms15 / 22
ApiFlash MCP by usefulapi

Capture website screenshots and extract page HTML or text with ApiFlash; check your quota.

Developer ToolsCode & DevOps

Responded262 ms15 / 22
No Tax on Overtime

No tax on overtime, tips and senior deductions for 2025-2028 (OBBBA), with IRS caps and phase-outs.

Developer ToolsCode & DevOps

Responded263 ms15 / 22
Tectova Runway Records

Runway careers, show casts, fashion-house histories and models by country from Tectova.

ProductivityFile & docs

Responded264 ms15 / 22
Padel Expert Lab

Padel racket comparator for France and Belgium, in French: search, brand specs, profile-based picks.

OtherData access / search

Responded265 ms15 / 22
AI Design Blueprint

Doctrine and validators for governable agentic AI products.

OtherOther

Responded265 ms15 / 22
McpStamp Statement of Account

Client statements of account, ageing of open invoices and payment chasers as text or PDF.

Finance & CryptoPayments & trading

Responded265 ms15 / 22
com.spacemushroom/materials

Read-only sourced engineering materials data: every value with unit, conditions and source.

OtherOther

Responded265 ms15 / 22
I Bond Rate MCP

Current I bond rate, what your I bond earns by issue month, and value estimates from TreasuryDirect.

Developer ToolsCode & DevOps

Responded266 ms15 / 22
Proxylang website translation

Translate a website into other languages from one script tag. Free trial, no signup.

OtherOther

Responded267 ms15 / 22
Leonida Lab: GTA 6 facts, official or not

Unofficial GTA 6 facts tagged official or reported. Not affiliated with Rockstar Games or Take-Two.

OtherOther

Responded267 ms15 / 22
Otto Intel

Otto AI hosted MCP: 16 pay-per-call market-intelligence tools, USDC via x402 on Base, no API keys.

Finance & CryptoPayments & trading

Responded267 ms15 / 22
Mortgage Rates Today MCP

Mortgage rates today: Freddie Mac weekly 30 and 15 year fixed averages, history and payment math.

Real Estate & PropertyPayments & trading

Responded267 ms15 / 22
Guggach Apartments

Availability and prices for Guggach Apartments Zurich (read-only).

Developer ToolsCode & DevOps

Responded268 ms15 / 22
The Wyze Blog

The Wyze blog: guaranteed rent, temporary accommodation and lettings guides for UK letting agents.

Developer ToolsCode & DevOps

Responded271 ms15 / 22
Databricks Field Guide by TechFabric

Interactive Databricks learning, certification practice and sourced engineering guidance.

OtherOther

Responded271 ms15 / 22
Arzbin MCP Server

Live Iran exchange rates, gold, crypto, and Toman market data for AI agents.

Finance & CryptoData access / search

Responded272 ms15 / 22
Postage Stamp Price MCP

How much is a stamp: USPS Forever stamp, postcard, international and letter postage by weight.

Developer ToolsCode & DevOps

Responded272 ms15 / 22
Bedrijfsrooster MCP by usefulapi

Read employees, contracts, timetable shifts, availability and reports in Bedrijfsrooster.

LegalKnowledge & memory

Responded272 ms15 / 22
Subdomain Finder MCP

Passive subdomain enumeration from certificate transparency (certspotter, crt.sh) with DNS checks.

Developer ToolsCode & DevOps

Responded272 ms15 / 22

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