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

377 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
Responded467 ms10 / 22
Responded470 ms10 / 22
Responded474 ms10 / 22
Responded477 ms10 / 22
Responded481 ms10 / 22
Responded482 ms10 / 22
Responded487 ms10 / 22
Responded488 ms10 / 22
Responded492 ms10 / 22
ai.getvda/elasticsearch-mongodb-redis-stack-generator-elasticsearch-elasticsearch

Elasticsearch + MongoDB + Redis Stack Generator (Elasticsearch/Elasticsearch)

Developer ToolsDatabase

Responded494 ms10 / 22
Responded505 ms10 / 22
Responded505 ms10 / 22
ai.getvda/rabbitmq-elasticsearch-postgres-stack-generator-elasticsearch-elasticsearch

RabbitMQ + Elasticsearch + Postgres Stack Generator (Elasticsearch/Elasticsearch)

Developer ToolsDatabase

Responded506 ms10 / 22
Responded506 ms10 / 22
Responded508 ms10 / 22
Responded513 ms10 / 22
Responded514 ms10 / 22
Responded525 ms10 / 22
Responded528 ms10 / 22
Responded620 ms10 / 22
Moltline Recall

A portable knowledge-graph memory you pass in and get back. No database. 4 of 6 free.

Developer ToolsDatabase

Unreachable509 ms9 / 22
Appbricx

Build, verify and deploy full-stack apps: Postgres, sign-in, workflows, realtime, AI, rollback.

Developer ToolsDatabase

Requires authNot measured6 / 22
Ekwo OS — open source accounting: ledger, invoices and VAT on your own Supabase or Postgres

Double-entry books an agent keeps as the user: invoices, VAT returns, 174 country packs.

Finance & CryptoDatabase

Requires authNot measured6 / 22
Simplifyd Cloud

Deploy and manage services, databases, domains and DNS on Simplifyd Cloud.

Developer ToolsDatabase

Requires authNot measured6 / 22

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