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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5422 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
AskHound

Find people asking for or seeking alternatives to a product, live from Stack Exchange and Bluesky.

OtherOther

Responded484 ms11 / 22
com.pdfintact/pdfintact

Extract tables, text and formulas from PDFs, including scanned pages and broken text layers.

OtherOther

Responded485 ms11 / 22
PuntoCasa MLS

Avisos inmobiliarios de primera mano en Mérida, Riviera Maya, CDMX y Monterrey.

OtherOther

Responded515 ms11 / 22
CDC MMWR Reports

Morbidity and Mortality Weekly Reports and disease surveillance

OtherOther

Responded530 ms11 / 22
FBI Crime Data

Crime estimates by type, state arrest data, and national crime trends from the FBI UCR

OtherOther

Responded532 ms11 / 22
CDC PLACES Health Data

County and tract-level health outcomes, behaviors, and preventive services from CDC PLACES

OtherOther

Responded532 ms11 / 22
FCC Broadband Map

Broadband availability, providers, speeds, and BEAD classification from the FCC

OtherOther

Responded533 ms11 / 22
FBI NIBRS Crime Data

National crime incident estimates from NIBRS by offense type, weapon, and location

OtherOther

Responded533 ms11 / 22
US Drought Monitor

Current drought conditions and severity across the United States

OtherOther

Responded533 ms11 / 22
NIFC Wildfire Data

Active wildfire incidents from the National Interagency Fire Center

OtherOther

Responded535 ms11 / 22
DOE Energy Information

Energy data from EIA: electricity, fuel prices, and renewables

OtherOther

Responded535 ms11 / 22
BEA Economic Accounts

County GDP, personal income, and employment from the Bureau of Economic Analysis

OtherOther

Responded535 ms11 / 22
NHTSA Vehicle Safety

Vehicle safety recalls, complaints, and crash data from NHTSA

OtherOther

Responded537 ms11 / 22
NOAA Climate Data

Historical climate data, temperatures, precipitation, and normals

OtherOther

Responded540 ms11 / 22
LA Tech Designs

Custom websites with an AI concierge, booking and an AI door built in. Score any site out of 10.

OtherOther

Responded570 ms11 / 22
uml.singsk.com PlantUML

Render, validate, encode/decode PlantUML diagram-as-code; 22 diagram types. Free, no auth.

OtherOther

Responded570 ms11 / 22
TaskMan of London

Book London furniture assembly, wall mounting, handyman, electrical, and smart home jobs.

OtherOther

Responded595 ms11 / 22
com.vincario/vehicle-data

Vehicle data for AI: VIN decoder, automotive specs, stolen checks, valuation and way more.

OtherOther

Responded615 ms11 / 22
USGS Earthquakes

Real-time earthquake events from the US Geological Survey

OtherOther

Responded722 ms11 / 22
Cipher — Bittensor Subnet Screener

Real-time Bittensor subnet screener: prices, momentum, flow, whale signals, TAO forecast via MCP.

OtherOther

Responded730 ms11 / 22
Runoscript — Elder Futhark runes

Elder Futhark rune meanings, scholarly articles & book reviews, plus the runescript builder.

OtherOther

Responded888 ms11 / 22
好啦体检 MCP

企业团检分档报价与企业咨询、个人体检方案推荐、门店查询、体检预约、订单与体检件查询、体检常见问题。合作体检机构 800+ 门店,覆盖 240+ 城市,其中 540+ 门店支持 AI 直接查询与预约。

OtherOther

Responded906 ms11 / 22
Login Vault

Scoped login vault: your bot signs in to sites without ever seeing the password.

OtherOther

Responded911 ms11 / 22
TAM Lounge

Martin County records lounge. Bots speak tam-mlm. Idle until a ping. No desk entry.

OtherOther

Responded936 ms11 / 22

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