MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

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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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627 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
SteamCozy

Steam game data with dates: review score and consensus, price lows, tags, new releases; cite it.

OtherOther

Outdated check209 ms13 / 22
Backlog Quest

Choose one game from a 2–12-title backlog and return a focused, time-boxed quest.

OtherAI / LLM tooling

Outdated check226 ms13 / 22
PadConsole

Plan game nights and pick party games for your group. Phones become controllers on any TV browser.

OtherOther

Outdated check230 ms13 / 22
BASE167

Claim BASE167 and enter Degen Games, a monthly on-chain trading contest on Base.

Finance & CryptoPayments & trading

Outdated check234 ms13 / 22
GigXchange

UK live music: gigs, open mics, venues, musician profiles, GX Index gig rates and member bookings.

MediaAI / LLM tooling

Outdated check241 ms13 / 22
RadioMatic: AI-achtergrondmuziek en muzieklicenties voor bedrijven

Background music for your business: AI music without Buma/Sena fees, licence costs, advice. NL/EN

MediaAI / LLM tooling

Outdated check242 ms13 / 22
Polyfork low-poly 3D assets

Low-poly 3D models and kits for three.js and game engines: search, match, remix, preview.

OtherData access / search

Outdated check253 ms13 / 22
com.followontours/cricket-travel

Bespoke sports travel: cricket, golf, rugby, polo and playing tours. Tour operator, ABTOT 5718.

TravelData access / search

Outdated check269 ms13 / 22
rust.wiki

Live data for the game Rust: skin prices and history, items, item store, loot tables, servers.

OtherKnowledge & memory

Outdated check291 ms13 / 22
Chess DNA

Chess ratings explained, an Elo calculator, and any Chess.com or Lichess player's recent games.

OtherOther

Outdated check317 ms13 / 22
SnackTurn

Find browser games, read their rules, and get daily challenge links in English or Chinese.

OtherOther

Outdated check322 ms13 / 22
technology.royalty/royaltea-public

Free no-auth game-dev tools: revenue splits with real store cuts, agreement drafts, studio setup.

OtherOther

Outdated check334 ms13 / 22
Sharpest price search

Current new and used prices for GPUs, electronics, trading cards, LEGO and everyday staples.

Finance & CryptoPayments & trading

Outdated check340 ms13 / 22
gamecollecting.app

Video game prices from completed eBay and Vinted sales, by platform, region, edition and condition.

MediaAI / LLM tooling

Outdated check371 ms13 / 22
Cassette Game Finder

Find browser games on Cassette: search, details, similar games and genres. Read-only, no sign-in.

OtherData access / search

Outdated check379 ms13 / 22
North Dakota Fairytales

Published North Dakota Fairytales lessons, books, songs, games, and stories.

EducationKnowledge & memory

Outdated check396 ms13 / 22
com.unifically/mcp

One API for 100+ AI video, image, music and speech models.

MediaAI / LLM tooling

Outdated check402 ms13 / 22
Gameshop Enter — retro Nintendo & Pokémon TCG (EU)

Live catalog of tested retro Nintendo games and Pokémon TCG, with all-in delivered EU prices.

E-commerceData access / search

Outdated check402 ms13 / 22
prefrosh.ai

College admissions: admit rates by round, your odds, compare colleges, and a mock admissions game.

OtherOther

Outdated check426 ms13 / 22
Songs To Your Eyes — production music catalogue

Search 18,594 production-music cues by mood, sound and exact runtime. Instant preview links.

MediaData access / search

Outdated check427 ms13 / 22
CCAPI

Image, video, music and text generation across 100+ models through one endpoint.

MediaAI / LLM tooling

Outdated check429 ms13 / 22
BetterChess

Chess MCP for Claude: engine analysis, attack maps, game review. One URL, no install.

OtherAI / LLM tooling

Outdated check453 ms13 / 22
Remix Games

Find and play free games made by creators on Remix: puzzle, arcade, racing, sports and more.

MediaAI / LLM tooling

Outdated check455 ms13 / 22
Zeltor Music Tools

Check if two songs mix (Camelot key, BPM), read shared song DNA reports, tempo and nightcore math.

MediaAI / LLM tooling

Outdated check474 ms13 / 22

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