MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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

18405 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
Remoteok

RemoteOK MCP — remote-work job board (tech-heavy), keyless.

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Quotable

Quotable MCP — wraps the Quotable dataset (free, no auth)

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Quickgo

QuickGO (EBI) MCP — Gene Ontology browser.

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Partiful

Partiful MCP — public event listings from Partiful's explore pages.

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Osha

OSHA MCP — US workplace-safety standards (29 CFR Chapter XVII, parts 1900–1990) AND OSHA…

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Or Dmv

Oregon DMV MCP — live wait times at all 60 Oregon DMV field offices, plus the office locator the…

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Ntsb Investigations

NTSB Investigations — aviation accident/incident investigations by registration (tail) number or…

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Mobility Database

MobilityData's open catalogue of public-transport feeds — ~4,500 GTFS schedule feeds and ~1,900…

Developer ToolsDatabase

Responded69 ms15 / 22
Miso

Real-time electricity data for MISO, the grid operator for 15 US states from Louisiana to…

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Microsoft Todo

Microsoft To Do (Microsoft 365) MCP Pack

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Nj Mvc

New Jersey MVC MCP — Motor Vehicle Commission inspection and emission-repair facilities, and the…

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Nice Guidance

NICE guidance MCP — the National Institute for Health and Care Excellence's published guidance for…

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Mic

MIC — ISO 10383 Market Identifier Code decoder (fleet #3261)

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Merriam Webster

Merriam-Webster MCP — wraps the Merriam-Webster Collegiate Dictionary and Collegiate Thesaurus…

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Market Spread

market-spread MCP — cross-venue prediction-market landscape scanner.

Developer ToolsCode & DevOps

Responded69 ms15 / 22
Statec Lu

STATEC (Institut national de la statistique et des études économiques du Grand-Duché de…

Developer ToolsCode & DevOps

Responded70 ms15 / 22
Sgd

SGD (Saccharomyces Genome Database) MCP.

Developer ToolsDatabase

Responded70 ms15 / 22
Prnewswire

PR Newswire MCP — press releases from PR Newswire's all-releases feed.

Developer ToolsCode & DevOps

Responded70 ms15 / 22
Openfda

FDA drug data via openFDA: adverse-event reports and safety-signal tools (FAERS search, event…

Developer ToolsCode & DevOps

Responded70 ms15 / 22
Ncbi Eutils

NCBI E-utilities MCP — federated Entrez search/fetch.

Developer ToolsCode & DevOps

Responded70 ms15 / 22
Macrostrat

Macrostrat MCP — geologic map / column / unit data for North America and beyond.

Developer ToolsCode & DevOps

Responded70 ms15 / 22
Macau Amcm

Macau AMCM MCP — daily interbank FX mid-rates for the Macau pataca (MOP) and MONIA (MOP Overnight…

Developer ToolsCode & DevOps

Responded70 ms15 / 22
Lob

Lob MCP — US address verification, bulk verification, and autocompletion (docs.lob.com). BYO-key…

Developer ToolsCode & DevOps

Responded70 ms15 / 22
Launchdarkly

LaunchDarkly MCP Pack — wraps the LaunchDarkly REST API v2 (https://app.launchdarkly.com/api/v2).

Developer ToolsCode & DevOps

Responded70 ms15 / 22

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