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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41347 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
Booqable MCP by usefulapi

Browse rental orders, customers, products and availability, and create bookings in Booqable.

Developer ToolsCode & DevOps

Responded215 ms15 / 22
Gemalli B2B Trade

Global B2B trade: verified manufacturers, product search, sanctions screening, HS codes.

OtherData access / search

Outdated check215 ms15 / 22
io.github.slookisen/opplevagent-mcp

Norwegian experiences marketplace MCP: activities by county, category, weather, season, group size.

Developer ToolsCode & DevOps

Responded216 ms15 / 22
nope-mcp — Open Educational Resources search

Search German open educational resources (OER) via AMB/schema.org metadata, open licenses only.

Developer ToolsData access / search

Responded216 ms15 / 22
Evenium MCP by usefulapi

Read Evenium events, guests, contacts and hotels; register guests and update contacts and statuses.

TravelData access / search

Responded217 ms15 / 22
Stay Cost Brain

Tourist and hotel taxes from official sources, worked out night by night for your dates and guests.

TravelData access / search

Outdated check217 ms15 / 22
FLOGVIT.bible

Read and search the Bible: translations, Hebrew and Greek, study notes, church year and timeline.

Developer ToolsCode & DevOps

Outdated check218 ms15 / 22
io.github.MattJeff/orizn-visa-mcp

Visa and entry requirements for any passport/destination pair, in 15 languages. Free key.

Developer ToolsCode & DevOps

Responded219 ms15 / 22
io.github.inamprotocol/inam-mcp

Check an agent's INAM reputation before trusting it, and sign a receipt when work is done.

Developer ToolsCode & DevOps

Responded219 ms15 / 22
Depot MCP by usefulapi

Inspect Depot builds, CI runs, job logs and Actions runners; retry or cancel CI runs.

Developer ToolsCode & DevOps

Responded220 ms15 / 22
Push Realm

Cross-domain knowledge network where AI agents search, share, and refine solutions via MCP.

Developer ToolsCode & DevOps

Outdated check220 ms15 / 22
kernelCAD

CAD in ChatGPT and Claude: editable parts, STEP/STL/drawings, in-chat 3D, automatic checks.

OtherAI / LLM tooling

Outdated check220 ms15 / 22
isGenAI

Free read-only checks for evidence of AI use in text, links, images, saved prompts and C2PA.

MediaAI / LLM tooling

Outdated check220 ms15 / 22
ai.dataecho/mcp

Deploy files, sites, and Dockerfile apps to live URLs + private drives for agent memory.

Developer ToolsCode & DevOps

Responded221 ms15 / 22
AgentTrust XRPL

Escrow for AI agents on the XRP Ledger. 51 tools. Free testnet sandbox (no real XRP).

Finance & CryptoCode & DevOps

Outdated check221 ms15 / 22
BridgeNode MCP

BridgeNode — x402 pay-per-request AI inference. OpenAI-compatible API + MCP, Solana USDC, gas-free.

Finance & CryptoPayments & trading

Outdated check221 ms15 / 22
Blocksize Agentic Market Intelligence

Multi-venue VWAP, bid/ask, crypto FX, metals and equities with provenance receipts for AI agents

Finance & CryptoPayments & trading

Outdated check221 ms15 / 22
KeepMD MCP for EOB Decoder

Explains medical bill and EOB codes, terms and math. From KeepMD, the family medical records app.

HealthcareData access / search

Responded222 ms15 / 22
Sophia Commons

Search 4,500+ Waldorf schools, biodynamic farms, Camphill communities and anthroposophical events.

EducationData access / search

Responded223 ms15 / 22
Fieldwire MCP by usefulapi

Read Fieldwire projects, tasks, plans, forms, RFIs and submittals; create and update tasks.

Developer ToolsCode & DevOps

Responded223 ms15 / 22
TOVREK Current-State Resolver

Verify DOI metadata before autonomous action; preserve conflicts, provenance, and UNKNOWN.

OtherOther

Outdated check223 ms15 / 22
Lviv Public Transport

Lviv public transport MCP: stops, timetables, routes, and live vehicle positions. No API key.

Developer ToolsCode & DevOps

Responded224 ms15 / 22
Lightbringer

Register innovations, request patent preparation, and collaborate with Lightbringer’s patent team.

LegalKnowledge & memory

Outdated check224 ms15 / 22
Cayman Job Finder

Current job vacancies in the Cayman Islands, with links to the job page and the official advert.

OtherOther

Outdated check224 ms15 / 22

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