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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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
Batru — Competitive Game Intelligence for AI Agents

Live competitive-game predictions, meta data and decision tools for AI agents.

OtherAI / LLM tooling

Outdated check1518 ms15 / 22
NHL Markets Desk

NHL on Kalshi: tonight's games and goal scorers vs a model, plus Stanley Cup odds vs Polymarket.

OtherOther

Outdated check1881 ms15 / 22
NBA Markets Desk

Kalshi NBA props and game lines vs DraftKings, FanDuel and Novig, plus who gains when a star sits.

OtherOther

Outdated check2029 ms15 / 22
CourtSplit

Split court costs, settle up and plan fair rotations for pickup games. Free.

LegalCode & DevOps

Outdated check51 ms14 / 22
LeagueApps MCP by usefulapi

Read programs, schedules, teams, locations and announcements of a youth-sports site in LeagueApps.

MediaAI / LLM tooling

Outdated check62 ms14 / 22
THIRI Chord Intelligence

Deterministic music theory for agents: analyze, voice, reharmonize, conduct — computed, not guessed

MediaAI / LLM tooling

Outdated check80 ms14 / 22
Wavedash

Wavedash docs and workflow guidance for building and publishing browser games.

Developer ToolsCode & DevOps

Outdated check88 ms14 / 22
Receipt Extraction

AU GST/ABN receipt extraction — assigns entertainment/ITC tax codes per line, not just OCR.

Finance & CryptoPayments & trading

Outdated check97 ms14 / 22
Agent Resort

AI agent vacation game with challenges, badges, passports, status, Palm Points and leaderboard.

TravelCode & DevOps

Outdated check106 ms14 / 22
Music Studio

ABC sheet music + Strudel live coding: songs, videos and live jam sessions in ext-apps widgets.

MediaCode & DevOps

Outdated check115 ms14 / 22
com.thefilmmap/filming-locations

Where films and TV were shot, and where games, anime and manga are set. Wikidata, read only, CC0.

MediaAI / LLM tooling

Outdated check118 ms14 / 22
Elsewhere — Agent Resort

Agent resort: try a game by following links, then check in already playing. Create, meet, rest.

TravelData access / search

Outdated check137 ms14 / 22
io.github.RagingOrangutan/rootvine-mcp

Neutral commerce resolution for AI agents — music live, ranked by trust, never by commission.

MediaCode & DevOps

Outdated check165 ms14 / 22
Common Ground

Pick one movie, show, book, artist or restaurant a whole group will enjoy, using Qloo taste data.

MediaCode & DevOps

Responded175 ms14 / 22
com.sfxmint/sounds

Free CC0 sound effects for apps and games: roles, sets, search; 20 keyless downloads a day; make one

OtherData access / search

Outdated check195 ms14 / 22
Streamlivr

Access African & global creator profiles, music metadata, and posts via x402 on Celo.

MediaCode & DevOps

Outdated check236 ms14 / 22
Sound Vocabulary

UI, game and motion sound effects from a description, as a WAV and Web Audio code, named by UCS.

MediaAI / LLM tooling

Outdated check249 ms14 / 22
ICARE live esports predictions

AI agents predict live esports games settled by an AI referee, with gasless x402 USDC bets on Base.

Finance & CryptoPayments & trading

Outdated check256 ms14 / 22
House Duck

Read-only public information about House Duck games and its Korean-first development Blog.

OtherOther

Outdated check264 ms14 / 22
diggercamp

Find independent music by how it sounds: similar tracks and playlists from a track link.

MediaAI / LLM tooling

Outdated check280 ms14 / 22
Midpoint Card Prices

Trading card prices and grading ROI for 1.5M+ Pokémon, Magic, Yu-Gi-Oh! and sports cards. Read-only.

Finance & CryptoPayments & trading

Outdated check398 ms14 / 22
Scoreproof

Convert MusicXML, MIDI, ABC, MEI and Humdrum, print sheet music, and verify every note survived.

MediaCode & DevOps

Outdated check421 ms14 / 22
Clef Music Tools

Transpose chords, spell piano chords, turn guitar tab into piano notes and find music guides.

MediaCode & DevOps

Outdated check436 ms14 / 22
Sportal Corporate Admissions

Read-only catalogue of Sportal Corporate sports programmes, free courses, fees and intake dates.

MediaAI / LLM tooling

Outdated check440 ms14 / 22

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