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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18342 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
io.github.shashwatgtm/craft-content-mcp

CRAFT Content: 8 B2B content tools by Helix GTM Consulting

Developer ToolsCode & DevOps

Responded1900 ms15 / 22
io.github.shashwatgtm/craft-gtm-mcp

CRAFT GTM: 8 go to market strategy tools by Helix GTM Consulting

Developer ToolsCode & DevOps

Responded1948 ms15 / 22
io.github.damiancolo/banco-de-ideas-mcp

Read, publish and explore creative bisociations between concepts on unbancodeideas.com.

Developer ToolsCode & DevOps

Responded2021 ms15 / 22
attest — verification for AI agent artifacts

Verify artifacts produced by AI agents: schema, emptiness, provenance, authority.

Developer ToolsCode & DevOps

Outdated check2047 ms15 / 22
mcpcost

Health and token cost of every remote MCP registry server, probed daily. Look up, search, or probe.

Developer ToolsData access / search

Outdated check2112 ms15 / 22
Moatlight

Measure AI search visibility: start reports, read results and the ranked plan.

Developer ToolsData access / search

Outdated check2117 ms15 / 22
LAYIQ Jobs

Find public job listings and explore roles from LAYIQ. Read-only; no account or login needed.

Developer ToolsCode & DevOps

Responded2128 ms15 / 22
Noonlaunch

Launch a product on Noonlaunch, search its directory and weekly winners, and find 333 launch sites.

Developer ToolsData access / search

Outdated check2157 ms15 / 22
io.github.wygogogo19/robotbase-dev

Agent MCP: 18 tools — GitHub/HF/npm/PyPI/HN trends plus 17 web tools for coding agents.

Developer ToolsCode & DevOps

Responded2299 ms15 / 22
Ainovaq

Ainovaq AI venture studio: list services, get service details, search the blog, contact info.

Developer ToolsData access / search

Outdated check2327 ms15 / 22
MkSaaS Docs

Search published MkSaaS documentation. Read-only and public.

Developer ToolsFile & docs

Outdated check2350 ms15 / 22
AIHOT

Chinese AI news: search topics, explore hot events, and read daily, weekly and monthly briefs.

Developer ToolsCode & DevOps

Outdated check2422 ms15 / 22
FateTell

Deterministic BaZi (Four Pillars) charts, Chinese almanac and saved FateTell charts.

Developer ToolsCode & DevOps

Outdated check2535 ms15 / 22
NOT FOR HUMANS

Public NFH knowledge, ownership epochs, versioned learning, Odd Jobs, and unsigned preparation.

Developer ToolsCode & DevOps

Outdated check2569 ms15 / 22
QRdx

Design styled QR codes and build Wi-Fi, contact and SMS payloads. Most tools need no API key.

Developer ToolsCode & DevOps

Outdated check2627 ms15 / 22
io.github.richard-kim-79/popup-mcp

Popup (popup2026.com): search & read public pages with no auth; create shareable web pages via AI.

Developer ToolsCode & DevOps

Responded2907 ms15 / 22
ComplianceCN — toys, batteries, cosmetics, food contact: CE, GPSR, UN 38.3, CPC/GCC and more

Source-cited EU/UK/US/AU market-access checks for Amazon and cross-border product compliance.

Developer ToolsCode & DevOps

Outdated check2926 ms15 / 22
WHOIS

Query WHOIS/RDAP information for domains, IP addresses, CIDR prefixes and ASNs. Self-hostable.

Developer ToolsCode & DevOps

Outdated check3312 ms15 / 22
nidhipati — proof of spend for AI agents

Proof-of-spend and reserve checks for AI agents: receipts, spend audit, NAV, reconciliation.

Developer ToolsCode & DevOps

Outdated check3379 ms15 / 22
io.github.wygogogo19/robotbase-content

Agent MCP: 35 tools — social hot lists, attention trends, 80k+ books, 17 web tools.

Developer ToolsCode & DevOps

Responded3740 ms15 / 22
Redocly

Search and read the Redocly product docs, guides and blog on redocly.com, and report a wrong page.

Developer ToolsData access / search

Outdated check3906 ms15 / 22
TamingDNS

Check SPF, DKIM, DMARC, MX, MTA-STS, TLS-RPT, BIMI, DANE, DNSSEC and TXT; read headers and bounces.

Developer ToolsCode & DevOps

Outdated check6094 ms15 / 22
ChangeThisFile

1,000+ conversion routes plus translate, extract tables, compress. 25 free/month, then a free key.

Developer ToolsCode & DevOps

Outdated check6341 ms15 / 22
AgentBreakWatch

Audit AI Agent SDKs and MCP servers for breaking changes, schema drift, and migration fixes.

Developer ToolsCode & DevOps

Outdated check6587 ms15 / 22

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