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.

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
Zdarma Automaty CZ

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

OtherData access / search

Not measuredNot measured3 / 22Not checked yet
Zdarmaautomaty SK

Zdarmaautomaty SK review data: slots and crash games, themed collections and per-game pages.

OtherOther

Not measuredNot measured3 / 22Not checked yet
Outdated checkNot measured2 / 22
Spritesheet Forge

Game-dev sprite tools: PNG/GIF to spritesheet, split, trim, animate. OAuth-authenticated MCP server.

Developer ToolsCode & DevOps

Outdated checkNot measured2 / 22
ai.smithery/smithery-unicorn

A choose your own adventure game where you play as a startup founder trying to build a unicorn again

OtherOther

Requires authNot measured2 / 22Not checked yet
Tonr Music

Free, copyright-safe AI music library for video creators and AI agents.

MediaCode & DevOps

Not measuredNot measured2 / 22

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