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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5418 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
ai.byteask/embedded-docs

Page-cited retrieval for embedded docs, datasheets, MISRA, CMSIS, and RTOS references.

OtherOther

Responded2976 ms13 / 22
Sovereign Logos Scripture

Verbatim public-domain scripture for AI: Septuagint, KJV with Apocrypha, Geneva, WEB and 1 Enoch.

OtherOther

Responded3221 ms13 / 22
Zaptu

Connect people with independent local home-service contractors. For plumbing, the person dials.

OtherOther

Responded3481 ms13 / 22
Sportpoeder

Supplement prices and price history (NL/BE), SupplementScore ratings, verified discount codes, UCP

OtherOther

Responded3515 ms13 / 22
Caliper UI

Find React UI components, read their docs, and get shadcn install commands.

OtherOther

Responded3607 ms13 / 22
慈(慈焼 公式サイト)

柏崎剛がプロデュースする陶器「慈焼」の公式サイトです。(earthenware.jp の内容を検索して答える。ヨミタス経由)

OtherOther

Responded3639 ms13 / 22
VTC AEROPORT PARIS

Chauffeur privé et transferts aéroport à Paris (CDG, Orly, Beauvais) : prix fixes et réservation.

OtherOther

Responded3839 ms13 / 22
Mr Suppy

Supplement prices and price history (UK/EU), SupplementScore ratings, verified discount codes, UCP

OtherOther

Responded4013 ms13 / 22
Insurance Research Expert by Spot

Commercial insurance research: provider comparisons, pricing, and fit guidance.

OtherOther

Responded4178 ms13 / 22
Foresight Planner

Will my retirement savings last? A free anonymous check, or a full plan once you sign in.

OtherOther

Responded4928 ms13 / 22
Booyah Index

AI-readable directory + commerce layer: 3,500+ SEA businesses, plus products from verified stores.

OtherOther

Responded5077 ms13 / 22
text digest (sha256, keccak256)

Send text and get its sha256 or keccak256 hash as hex. Listed by Moonbeam: nine outside sellers stan

OtherOther

Responded5819 ms13 / 22
Nexwin AI

Check bookings, review calls and chats, and manage appointments in your Nexwin AI receptionist.

OtherOther

Responded5884 ms13 / 22
The Driscoll Public AI

Read-only property facts, indicative availability, authorised booking links and guest-safe support.

OtherOther

Responded8371 ms13 / 22
Lokuli: book local pros and get prices

Book local businesses on Lokuli, or get prices from local pros anywhere in the US.

OtherOther

Responded720 ms13 / 22
Porsche Service Calculator (Garage Kuhn)

Porsche service plans, workshop appointments and quotes at Garage Kuhn, Porsche specialist.

OtherOther

Responded964 ms13 / 22
guide.capitol/capitolguide

Navigate the U.S. Capitol complex: decode room codes, route buildings, check access, amenities.

OtherOther

Responded135 ms13 / 22
xmp4 — Semantic code knowledge for your stack

OSS libs in your stack, really used: source, tests, callers. C#, Java, TS, Python, Rust, PHP+.

OtherOther

Responded156 ms13 / 22
Lunoo Rankings

Consensus rankings for 75,000+ products across 2,600+ niches.

OtherOther

Responded169 ms13 / 22
run.cityheart/heart-routes

Heart-shaped GPS running routes in 200+ cities — charity, gift, memorial, anniversary.

OtherOther

Responded283 ms13 / 22
Oh My Posh Validator

Validate oh-my-posh configurations and segment snippets against the official schema.

OtherOther

Outdated check315 ms13 / 22
com.arcanika/tarot

Значения карт Таро и Ленормана, расчёты Матрицы судьбы и Квадрата Пифагора.

OtherOther

Responded340 ms13 / 22
com.blazesportsintel/college-baseball

Live NCAA DI college baseball scores, standings, schedules, rankings, and sabermetrics.

OtherOther

Responded352 ms13 / 22
ReliaSim

Reliability and bottleneck simulation for manufacturing lines; run experiments, sweep buffers.

OtherOther

Responded416 ms13 / 22

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