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

1052 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
QuotaTick

Did Codex, Claude Code or Cursor reset usage limits today? Live status and news, official sources.

Developer ToolsCode & DevOps

Outdated check889 ms12 / 22
Trend

What rose on GitHub and in Korean shopping search each day, as published on trend.ondo.sh

E-commerceCode & DevOps

Outdated check913 ms12 / 22
Communicate Developer Docs

Read-only access to Communicate developer guides, OpenAPI summaries, and support contact.

Developer ToolsCode & DevOps

Outdated check1122 ms12 / 22
io.github.eidetic-works/nucleus

Persistent memory for AI agents — shared .brain across Claude Code, Cursor & Codex

Developer ToolsCode & DevOps

Outdated check1172 ms12 / 22
Uncork

Find existing products that fix a work bottleneck: YC startups, GitHub repos, Show HN launches.

Developer ToolsCode & DevOps

Outdated check1251 ms12 / 22
house.bim/bimhouse

bim.house — words become buildings. Generate BIM, check code & structure, quote materials.

OtherAI / LLM tooling

Outdated check1459 ms12 / 22
Sigistry Plugin & Skill Catalog

Search verified Claude Code plugins and skills; fetch portable SKILL.md sources. Read-only.

OtherData access / search

Outdated check1479 ms12 / 22
Japan Trade Statistics (customs data)

Japan export and import customs statistics (Ministry of Finance) by code. No API key required.

Data & AnalyticsData access / search

Outdated check1486 ms12 / 22
BinaryBirthday

Turn birthdays, names and words into binary code, with links to personalized binary-code gifts.

OtherOther

Outdated check1528 ms12 / 22
No-Code Exits

No-code startups for sale, the deal-scoring method behind each pick, and exit stories.

OtherOther

Outdated check1641 ms12 / 22
PlainRecords: U.S. recalls in plain English

U.S. FDA, CPSC and NHTSA recalls by product, brand, lot code or car, plus owner complaints. Daily.

OtherOther

Outdated check1699 ms12 / 22
Reevol Source: supplier search

Search and compare 200,000+ global suppliers by brief, name, HS code or country. Free, no key.

OtherData access / search

Outdated check2490 ms12 / 22
Outdated check28 ms12 / 22
Outdated check29 ms12 / 22
Outdated check30 ms12 / 22
Outdated check30 ms12 / 22
Outdated check30 ms12 / 22
Outdated check30 ms12 / 22
Docker Image Shape

Check a Docker image name shape. Name discarded.

Developer ToolsCode & DevOps

Outdated check30 ms12 / 22
Outdated check31 ms12 / 22
Outdated check31 ms12 / 22
Outdated check31 ms12 / 22
Outdated check31 ms12 / 22
Outdated check31 ms12 / 22

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