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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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
Animal Slots UK

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

Developer ToolsCode & DevOps

UnreachableNot measured3 / 22
Find Local Instructor

Find local instructors and tutors for sports, test prep, wellness, IT, and more.

EducationCode & DevOps

Outdated checkNot measured3 / 22
Legends of Learning

Search the Legends of Learning K-8 games catalog and standards alignment

OtherData access / search

UnreachableNot measured3 / 22
PuzzleGame.win

Search approved puzzle games and retrieve public catalog details with onsite play links.

Developer ToolsCode & DevOps

Outdated checkNot measured3 / 22
Seleya

Play full games in shared worlds (Isle of Tides, NetHack) and read their public record.

OtherOther

UnreachableNot measured3 / 22
ai.baselight/baselight

Query Baselight's public catalog of 70,000+ datasets — finance, demographics, sports, and more.

MediaAI / LLM tooling

Requires authNot measured3 / 22Not checked yet
ai.smithery/bielacki-igdb-mcp-server

Explore and discover video games from the Internet Game Database. Search titles, view detailed inf…

MediaDatabase

Requires authNot measured3 / 22Not checked yet
com.thenextgennexus/enterprise-mcp-gateway

One MCP gateway bundling 30 data servers — finance, real estate, jobs, legal, news, sports and more.

Real Estate & PropertyData access / search

Requires authNot measured3 / 22Not checked yet
com.thenextgennexus/social-content-mcp-server

Steam games, Dev.to articles, events and podcasts as agent tools.

MediaAI / LLM tooling

Requires authNot measured3 / 22Not checked yet
com.thenextgennexus/sports-mcp-server

NBA, NFL, NHL and combined sports scores as agent tools.

MediaAI / LLM tooling

Requires authNot measured3 / 22Not checked yet
dev.rostro/rostro

Turn any LLM multimodal; generate images, voices, videos, 3D models, music, and more.

MediaAI / LLM tooling

Requires authOutdated checkNot measured3 / 22
io.balldontlie/mcp

Provides access to live sports data and analytics from BALLDONTLIE: The Sports API

MediaAI / LLM tooling

Requires authNot measured3 / 22Not checked yet
net.sprtx/sprtx-mcp

Agent-native sports token network. 1,435 tokens across 98 sports, 9 global regions.

MediaAI / LLM tooling

Not measuredNot measured3 / 22
2nd Brick

Design custom LEGO brick sets with 3D models, instructions, kit prices and customer-paid checkout.

Finance & CryptoPayments & trading

Requires authNot measured3 / 22Not checked yet
Agent City Wars

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

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
AImusicgen

Generate music and lyrics, track tasks, browse your songs, and download audio with AImusicgen.

MediaCode & DevOps

Requires authNot measured3 / 22Not checked yet
Airogel Editor

Build and inspect browser-based 3D games: projects, scenes, Lua scripts, assets and publishing.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured3 / 22
Animal Slots UK

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

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
AudD Music Recognition

Music recognition with AudD: identify songs, monitor streams, call the API, plus account tools

MediaAI / LLM tooling

Requires authOutdated checkNot measured3 / 22
Automaty Blik PL

automaty-blik.pl - independent reviews of online slots and crash games. Search and collections.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Automaty Kasyno PL

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

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Automaty Neomezene CZ

automaty-neomezene.cz - independent reviews of online slots and crash games. Search and collections.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Automaty Vyherne SK

automaty-vyherne.sk - independent reviews of online slots and crash games. Search and collections.

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Automatyvyherni CZ

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

OtherData access / search

Not measuredNot measured3 / 22Not checked yet

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