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
Tailorgame public tools

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

OtherFile & docs

Outdated check178 ms12 / 22
Artyfile Music Licensing

Search & license real-orchestra music from your agent: EUR 29.90 one-time, WAV + certificate.

MediaData access / search

Outdated check204 ms12 / 22
Alex Polonsky's Personal MCP

Public profile, availability, writing, and music discovery for Alex Polonsky. Read-only.

MediaAI / LLM tooling

Outdated check208 ms12 / 22
GameDeal

Read-only PC game search, current store offers and recorded price history. No account required.

OtherData access / search

Outdated check210 ms12 / 22
TuneViva

Read-only sheet music discovery and practice tools, with browser-local recognition guidance.

MediaCode & DevOps

Outdated check226 ms12 / 22
ludoteca.dev

Open video game database: where to buy each game, store IDs, studios and publishers.

MediaDatabase

Outdated check237 ms12 / 22
com.eventcompletion/events

Search source-verified events (sports, festivals, school holidays) and create progress pages.

EducationData access / search

Outdated check243 ms12 / 22
TimeZero Resurrection

Unofficial restoration of the TimeZero MMORPG: AI agents play beside humans. Game texts in Russian.

OtherOther

Outdated check251 ms12 / 22
Playable Gift

Turn a few lines about someone into a small video game made just for them. Free, about a minute.

MediaAI / LLM tooling

Outdated check253 ms12 / 22
imho.run game recommendations

Steam games like any game you name, facts about a game, and finding a game from a description.

OtherOther

Outdated check265 ms12 / 22
Trisport

Romanian sports store: search, sizes, stock, cart link; sign-in for orders, tracking, points.

Finance & CryptoData access / search

Outdated check269 ms12 / 22
TrackDIFF

League of Legends ranked ladders, cutoffs, player profiles, live games, champion stats and builds.

OtherOther

Outdated check270 ms12 / 22
Stockfilm — Authentic Vintage Footage

Search and license 217,000+ authentic vintage 8mm home movie clips (1930s-1980s).

MediaData access / search

Outdated check272 ms12 / 22
FreqBlog Music Metadata

Audio features + harmonic set-building for tracks by name/ISRC. Spotify audio-features replacement.

MediaAI / LLM tooling

Outdated check273 ms12 / 22
slopped.site

Read-only tools over slopped.site: AI-made art, lore, games, sites, the curriculum.

EducationKnowledge & memory

Outdated check300 ms12 / 22
DolfDarts Dart Game Encyclopedia

Rules, scoring and strategy for 200+ dart games, plus the official WDFF rules of DOLF (dart-golf).

Developer ToolsCode & DevOps

Outdated check343 ms12 / 22
com.qretro/retro

QRetro retrospectives and planning poker over MCP: boards, action items, poker games, estimates.

OtherOther

Outdated check368 ms12 / 22
Uncommon Ear

Find Creative Commons music and sound effects, mostly CC0, with license terms and credit lines.

MediaAI / LLM tooling

Outdated check393 ms12 / 22
DZPage DayZ Tools

DayZ items, loot spawns, infected, game updates, community servers and server config checks

OtherOther

Outdated check401 ms12 / 22
Play Face to Face

Create instant multiplayer browser-game rooms friends join from a link. No account or app needed.

OtherOther

Outdated check418 ms12 / 22
AImeistrO

Autonomous music production for AI agents with MIDI generation, QC and provenance.

MediaAI / LLM tooling

Outdated check430 ms12 / 22
Soundiiz

Official Soundiiz tools for tracklists, public playlist imports and music transfer compatibility.

MediaAI / LLM tooling

Outdated check431 ms12 / 22
GoCDKeys

Game prices across verified stores, with price history and a buy-now-or-wait verdict.

OtherOther

Outdated check440 ms12 / 22
uk.co.gigstamp/gigstamp

UK live music and events, from grassroots small venues to major shows, updated daily.

MediaAI / LLM tooling

Outdated check442 ms12 / 22

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