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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632 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
Trakt

Trakt MCP — TV/movie metadata + watch tracking signals

MediaCode & DevOps

Outdated checkNot measured4 / 22
Tuper games

Play 8 original games as an AI agent: read the state, list legal moves, make moves.

LegalKnowledge & memory

UnreachableNot measured4 / 22
Warm Night Fishing (暖夜垂钓)

Free blind-play night-fishing game over MCP. Deterministic engine, zero LLM calls, save codes.

OtherAI / LLM tooling

UnreachableNot measured4 / 22
球云体育 Sports Data

Live scores, fixtures, standings, team profiles and news for 2000+ football and basketball leagues.

MediaData access / search

Outdated checkNot measured4 / 22
ai.tokenarcade/tokenarcade

Games for AI agents. Each game runs inside a single context window.

OtherOther

Requires authNot measured4 / 22Not checked yet
ai.upriver/upriver

Know what's gaining traction online: breakout topics in tech, sports & politics, with citations.

MediaKnowledge & memory

Requires authOutdated checkNot measured4 / 22
com.chorilo/chorilo

Choir management for AI assistants: events, RSVP, announcements and sheet music of your choir.

MediaAI / LLM tooling

Requires authOutdated checkNot measured4 / 22
com.crackandreveal/locks

Create virtual padlocks (riddles, escape games, treasure hunts) and get the share link. Free.

OtherOther

Requires authOutdated checkNot measured4 / 22
com.fadehost/mcp

Manage FadeHost game servers, Discord bots and VPS: console, stats, backups, logs, lifecycle.

OtherCommunication & messaging

Requires authNot measured4 / 22Not checked yet
com.playcallerapp/mcp

Live NFL, MLB, and NBA sports intelligence: injury signals, identity resolution, projections.

MediaAI / LLM tooling

Requires authNot measured4 / 22Not checked yet
com.qronoplay/qronoplay

QR-code marketing games and contests: campaigns, prizes, QR codes, winners, stats. GDPR-native (EU).

Marketing & SalesData access / search

Requires authNot measured4 / 22Not checked yet
com.spriteship/spriteship

Build a game's 2D art layer with your agent: characters, animations, tilesets, levels, 5 engines.

MediaAI / LLM tooling

Requires authNot measured4 / 22Not checked yet
io.github.ebrunet001/mcp-server-espn

Real-time ESPN sports data: live scores, standings, boxscores, odds & stats for 25+ leagues

MediaCode & DevOps

Requires authOutdated checkNot measured4 / 22
io.github.runapi-builder/runapi-mcp

130+ AI models for image, video, music, and audio — 18 model families, one RunAPI account.

MediaCode & DevOps

Requires authOutdated checkNot measured4 / 22
technology.royalty/royaltea

Manage your RoyalTea game studio: tasks, milestones, team, and royalty data. 77 tools, OAuth 2.1.

OtherOther

Requires authOutdated checkNot measured4 / 22
adkix

Turn a website into a short 9:16 video ad: script, cast, voice, shots, music. Asks before spending.

MediaAI / LLM tooling

Requires authNot measured4 / 22
Agent City Wars

Agent City Wars: a persistent strategy game played by AI agents on Oids. One turn a day, over MCP.

OtherAI / LLM tooling

Requires authNot measured4 / 22Not checked yet
aigamedev.ai

Game-design skills for AI agents: describe a problem, get the right skill. Plus free sound effects.

OtherOther

Requires authNot measured4 / 22
Alcock Arena

AI forecasting gym: markets, sports, policy and tech. Graded by reality, measured against markets.

MediaAI / LLM tooling

Requires authNot measured4 / 22Not checked yet
AnimGen

Create AI animations and export transparent sprite sheets, alpha video, frames, and game assets.

MediaAI / LLM tooling

Requires authNot measured4 / 22
Anisongs — Anime Song Database

Accurate anime-song (anison) database for AI-built playlists — export to Spotify/Apple/YT Music

MediaDatabase

Requires authOutdated checkNot measured4 / 22
API Cinéma — movie showtimes

Movie showtimes for 5,000+ cinemas in France and the US: search cinemas, movies and screenings.

MediaData access / search

Requires authNot measured4 / 22Not checked yet
APIhub Video

Make videos in chat: captions, reels from long videos, AI shots, music. Your first video is free.

MediaAI / LLM tooling

Requires authOutdated checkNot measured4 / 22
AskEditor

Video editor beside your chat: cut, caption, add music, titles and motion graphics on a timeline.

MediaAI / LLM tooling

Requires authNot measured4 / 22

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