MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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

5073 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
CheckWebsiteNow

Check if a website is down, explain browser errors and score agent readability (MCP, WebMCP).

Developer ToolsCode & DevOps

Responded261 ms12 / 22
Spela Slots SE

Spela Slots SE: online slot & crash game reviews with collections, search and game pages.

OtherData access / search

Responded261 ms12 / 22
Slots Chinois FR

Slots Chinois FR: online slot & crash game reviews with collections, search and game pages.

OtherData access / search

Responded264 ms12 / 22
Slots Oesterreich AT

slots-oesterreich.at - independent reviews of online slots and crash games. Search and collections.

OtherData access / search

Responded266 ms12 / 22
Spielautomat Online AT

Spielautomat Online AT: online slot & crash game reviews with collections, search and game pages.

OtherData access / search

Responded267 ms12 / 22
niubiagent Signal Intelligence

Search and monitor source-backed AI agent ecosystem signals, briefings, deltas, and source health.

OtherData access / search

Responded272 ms12 / 22
Nongamstop Slots UK

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

OtherData access / search

Responded278 ms12 / 22
Nove Automaty SK

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

OtherData access / search

Responded280 ms12 / 22
com.jojapi/joj-image-search

Image Search: Fast and Simple Image Search API. You can get 100+ search results in one query!.

MediaData access / search

Responded281 ms12 / 22
Nowe Sloty PL

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

OtherData access / search

Responded281 ms12 / 22
agbrowser

Browser sessions for agents: navigate, interact, read and screenshot. Pay in stablecoins.

Finance & CryptoPayments & trading

Responded281 ms12 / 22
steamwebapi

Live Steam Market API docs, schemas, products, games, markets and endpoint search.

Developer ToolsCode & DevOps

Responded282 ms12 / 22
Balthasar & Speyr Catalogue

Public catalogue, semantic search and source texts of Hans Urs von Balthasar and Adrienne von Speyr.

Developer ToolsCode & DevOps

Responded282 ms12 / 22
Slots Diamant FR

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

OtherData access / search

Responded283 ms12 / 22
Demo Froutakia GR

Slot and crash game reviews from demo-froutakia.gr: collections, search and per-game pages.

OtherData access / search

Responded288 ms12 / 22
Slots Utan Licens SE

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

OtherData access / search

Responded293 ms12 / 22
Pacanele Clopotei RO

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

OtherData access / search

Responded293 ms12 / 22
Fun Slots UK

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

OtherData access / search

Responded295 ms12 / 22
Best Online Slots UK

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

OtherData access / search

Responded295 ms12 / 22
Expertpacanele RO

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

OtherData access / search

Responded297 ms12 / 22
Automatyzdarma 81 SK

Game reviews for automatyzdarma-81.sk: list collections, search by name, open single game pages.

OtherData access / search

Responded299 ms12 / 22
com.jojapi/cloudflare-solver

Cloudflare Solver: Scraping API designed to bypass Cloudflare protection.

OtherOther

Responded299 ms12 / 22
Tragaperras Antiguas ES

Game reviews for tragaperras-antiguas.es: list collections, search by name, open single game pages.

OtherData access / search

Responded300 ms12 / 22
Automatyzdarma 81 SI

Automatyzdarma 81 SI: online slot & crash game reviews with collections, search and game pages.

OtherData access / search

Responded300 ms12 / 22

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