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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41226 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
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

Responded163 ms15 / 22
Workyard MCP by usefulapi

Read Workyard employees, projects, time cards and geofences; approve time cards and add notes.

ProductivityFile & docs

Responded163 ms15 / 22
Retirement Contribution Limits 2027

401(k), IRA, HSA limits, age 60-63 catch-up, Roth catch-up rule, Social Security COLA, 2025-2027.

Developer ToolsCode & DevOps

Responded163 ms15 / 22
Business Frameworks

Operating judgement for businesses under $50M revenue. Free top layer; nodes and bundles over x402.

Developer ToolsCode & DevOps

Outdated check163 ms15 / 22
DropTheHassle

Your AI publishes your site: free HTTPS link, or a .com for €19 that goes live with no DNS.

Developer ToolsCode & DevOps

Outdated check163 ms15 / 22
OpenCaseLaw — Swiss Caselaw, Statutes & Doctrine

1M+ Swiss court decisions, statutes & doctrine with citation graph (DE/FR/IT). CC0, free, 42 tools.

LegalKnowledge & memory

Outdated check164 ms15 / 22
net.arclera/arclera

Read-only company facts for ARCLERA DIGITAL, LLC: contact, services, legal identity.

LegalKnowledge & memory

Responded165 ms15 / 22
GeneBe

Annotate and classify human genetic variants with GeneBe (ACMG, gnomAD, ClinVar). Research use only.

Developer ToolsCode & DevOps

Responded165 ms15 / 22
Scalingo MCP by usefulapi

Manage Scalingo PaaS apps, deployments, containers, logs and env vars from your AI assistant.

Developer ToolsCode & DevOps

Responded165 ms15 / 22
McpStamp Check

Score any remote MCP server for Claude, ChatGPT, Gemini and MCP Registry readiness.

Developer ToolsAI / LLM tooling

Responded165 ms15 / 22
AgentPact

Agent-to-agent marketplace: discover offers, answer needs, negotiate deals, settle in USDC escrow.

Developer ToolsCode & DevOps

Outdated check165 ms15 / 22
Social Media Data API

Social listening and mentions: posts, search, comments, profiles, 10 platforms. Pay per call (x402)

Marketing & SalesData access / search

Outdated check165 ms15 / 22
Eventbrite MCP by usefulapi

Manage Eventbrite events, ticket classes, venues and discounts; read attendees, orders and reports.

Developer ToolsCode & DevOps

Responded166 ms15 / 22
Corsizio MCP by usefulapi

Read Corsizio events, attendees and registrations, including payment status. Read-only.

Finance & CryptoPayments & trading

Responded166 ms15 / 22
BrewMan MCP by usefulapi

Read orders, outlets, stock and purchase orders, and create or cancel orders in BrewMan.

Finance & CryptoPayments & trading

Responded166 ms15 / 22
AI Pricing Hub

Source-backed AI model pricing, rankings, history, and benchmark data.

Developer ToolsAI / LLM tooling

Outdated check166 ms15 / 22
Gnosis Memory

Persistent memory and vector search for AI agents. Hosted, OAuth-protected via Google sign-in.

Developer ToolsAI / LLM tooling

Outdated check166 ms15 / 22
app.nomadpoint/travel-facts

No-auth: save a planned trip as a claimable itinerary, visa rules per passport, Schengen 90/180

TravelData access / search

Responded167 ms15 / 22
Less Annoying CRM MCP by usefulapi

Read and write Less Annoying CRM contacts, notes, tasks, events, pipelines and groups.

ProductivityFile & docs

Responded167 ms15 / 22
Ascora MCP by usefulapi

Read customers, quotes, jobs, bookings and price list; create quotes, jobs and bookings in Ascora.

OtherOther

Responded167 ms15 / 22
Recipe Nutrition Calculator

Recipe nutrition from ingredient lines: USDA FoodData Central values, per serving, FDA rounding.

Developer ToolsCode & DevOps

Responded167 ms15 / 22
Agent Cost Hub

LLM API prices and AI agent cost estimates, verified daily. Read-only cost lookup tools.

OtherData access / search

Outdated check167 ms15 / 22
CourtReserve MCP by usefulapi

Read club members, court availability, reservations, events, attendance and revenue reports.

LegalKnowledge & memory

Responded168 ms15 / 22
IBGE Brasil MCP

IBGE: geography, census, economy and health from the official APIs, with provenance. 23 tools.

GovernmentCode & DevOps

Responded168 ms15 / 22

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