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.

Connect your agent

702 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
Mubert Music

Generate, edit and stream royalty-free music, or search a licensed catalogue.

MediaData access / search

Requires authNot measured3 / 22
New Slotgames UK

New Slotgames UK: online slot & crash game reviews with collections, search and game pages.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Non Uk Slots UK

Game reviews for non-uk-slots.uk: list collections, search by name, open single game pages.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Nongamstop Slots UK

Slot and crash game reviews from nongamstop-slots.uk: collections, search and per-game pages.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Nove Automaty CZ

Nove Automaty CZ review data: slots and crash games, themed collections and per-game pages.

OtherOther

Not measuredNot measured3 / 22Not checked yet
Nove Automaty SK

Game reviews for nove-automaty.sk: list collections, search by name, open single game pages.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Nowe Sloty PL

Slot and crash game reviews from nowe-sloty.pl: collections, search and per-game pages.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Nya Slots SE

nya-slots.se - independent reviews of online slots and crash games. Search and collections.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
ONCE

Music distribution for agents: upload, AI-check, submit and track releases on ONCE.

MediaAI / LLM tooling

Requires authNot measured3 / 22
OneInfer

Signed-in OneInfer models, chat, media, Studio movies, music, GPUs, and credits.

MediaCode & DevOps

Requires authOutdated checkNot measured3 / 22
Ovocne Automaty CZ

Slot and crash game reviews from ovocne-automaty.cz: collections, search and per-game pages.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Owocowe Automaty PL

Game reviews for owocowe-automaty.pl: list collections, search by name, open single game pages.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Pacanele Capsuni RO

Pacanele Capsuni RO review data: slots and crash games, themed collections and per-game pages.

OtherOther

Not measuredNot measured3 / 22Not checked yet
Pacanele Clopotei RO

Slot and crash game reviews from pacanele-clopotei.ro: collections, search and per-game pages.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Pacanele Coroane RO

Slot and crash game reviews from pacanele-coroane.ro: collections, search and per-game pages.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Pacanele Fructe RO

pacanele-fructe.ro - independent reviews of online slots and crash games. Search and collections.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
PromptBase

Search and use 300,000+ AI prompts and skills for images, video, writing, games, apps and websites.

MediaData access / search

Requires authOutdated checkNot measured3 / 22
Razor Slots DE

Razor Slots DE: online slot & crash game reviews with collections, search and game pages.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Realtime Sports API

Live scores, play-by-play, box scores, odds, injuries: NFL, NBA, NHL, MLB, NCAA, 23 soccer leagues

MediaCode & DevOps

Requires authNot measured3 / 22Not checked yet
Retro Spielautomat AT

Slot and crash game reviews from retro-spielautomat.at: collections, search and per-game pages.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Savecraft

Savecraft serves real save game data and expert game knowledge to AI assistants.

OtherOther

Requires authOutdated checkNot measured3 / 22
Scatter Slots UK

scatter-slots.uk - independent reviews of online slots and crash games. Search and collections.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Schweiz Spielautomaten CH

Schweiz Spielautomaten CH review data: slots and crash games, themed collections and per-game pages.

OtherOther

Not measuredNot measured3 / 22Not checked yet
Sekai

Build a playable game with your coding agent and publish it on Sekai in one step.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22

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