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

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
Videogames

Videogames MCP — wraps Free-to-Play Games API (freetogame.com, free, no auth)

Developer ToolsCode & DevOps

Outdated check133 ms13 / 22
Thegamesdb

TheGamesDB MCP — wraps TheGamesDB API (thegamesdb.net), a community video-game metadata database…

MediaDatabase

Outdated check140 ms13 / 22
Tcgdex

TCGdex MCP — multi-language open trading card game database (Pokémon TCG and more). Keyless.…

Developer ToolsPayments & trading

Outdated check161 ms13 / 22
Theaudiodb

TheAudioDB MCP — community music metadata database.

Developer ToolsDatabase

Outdated check191 ms13 / 22
Today's Horoscope

Look up a Today's Horoscope page. Do not send birth dates. Entertainment only.

OtherData access / search

Outdated check208 ms13 / 22
Rawg

RAWG MCP — wraps the RAWG video games database API (rawg.io)

Developer ToolsDatabase

Outdated check287 ms13 / 22
MatFlow

Read-only MatFlow data: pricing, competitors, features, FAQs for combat-sports gyms.

MediaAI / LLM tooling

Outdated check441 ms13 / 22
Gamedeals

Gamedeals MCP — wraps CheapShark API (game deal aggregator, no auth required)

Developer ToolsCode & DevOps

Responded6161 ms13 / 22
Discogs

Discogs MCP — music release / artist / label database

Developer ToolsDatabase

Responded6175 ms13 / 22
Candidate Falcon

Prep for hiring assessments and one-way video interviews, with practice for HireVue-style games.

MediaAI / LLM tooling

Outdated check55 ms12 / 22
Armenly

Free Armenian music streaming: 1,800+ artists and 60,000 songs, from pop and rabiz to duduk.

MediaAI / LLM tooling

Outdated check59 ms12 / 22
LFG Atlas

Find live looking-for-group posts for 28+ games and post an LFG for the user. Free, no account.

OtherOther

Outdated check64 ms12 / 22
Routepot

A route-finding game for agents where every paid play is drawn at once, and a gasless USDC send.

Finance & CryptoPayments & trading

Outdated check65 ms12 / 22
Mimo

Async MCP game for AI agents: shared poems in English and Russian, a line per move, sealed guesses.

OtherAI / LLM tooling

Outdated check67 ms12 / 22
Director's Lookbook

670+ named visual and music styles: deal a look for a feeling, get paste-ready AI prompts.

MediaCode & DevOps

Outdated check69 ms12 / 22
Outdated check81 ms12 / 22
Lumichess

Chess tools: game reviews for Chess.com and Lichess, FIDE ratings, openings, positions, puzzles.

OtherOther

Outdated check84 ms12 / 22
Outdated check95 ms12 / 22
BL Sports Website MCP

Search and read public BL Sports pages with source URLs.

MediaData access / search

Outdated check95 ms12 / 22
TV Music Store

Search royalty-free cinematic and production music for videos, films, trailers, ads and games.

MediaData access / search

Outdated check113 ms12 / 22
Arcalune Music

Search royalty-free BGM and sound effects (commercial use OK, no credit) and game fan arrangements.

MediaData access / search

Outdated check126 ms12 / 22
Zovo Word Guess

Make your own custom word-guessing game and send it to a friend.

Developer ToolsCode & DevOps

Outdated check127 ms12 / 22
GameShipKit

Tools for indie game devs: find sprite, pixel art, VFX and audio tools, palettes, XP curves.

MediaAI / LLM tooling

Outdated check130 ms12 / 22
Tailorgame public tools

Find public games, practice rankings, and Tailorgame documentation. Read-only; no account access.

OtherFile & docs

Outdated check178 ms12 / 22

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