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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18343 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
Octocrawl

Pages, crawls and URL batches as clean Markdown and JSON for AI agents, with an Evidence Record.

Developer ToolsBrowser & web scraping

Outdated check1176 ms15 / 22
Carpetstory

Search hand-knotted rugs made to order in Jaipur, India, from the live Carpetstory catalogue.

Developer ToolsCode & DevOps

Outdated check1189 ms15 / 22
ManyCP MCP server

Submit an MCP server to many MCP directories and track each listing from an AI assistant

Developer ToolsCode & DevOps

Outdated check1195 ms15 / 22
Designesy

Design quality gate for AI-generated UI: score any URL on 45 deterministic checks, A–F grade.

Developer ToolsCode & DevOps

Outdated check1211 ms15 / 22
UK Companies House due diligence and KYB (Registrum)

UK Companies House due diligence: beneficial owners, directors, ECCTA, accounts. Hosted, no key

Developer ToolsCode & DevOps

Responded1213 ms15 / 22
Document to Markdown (Tanod)

Document to Markdown: convert Word, Excel, PowerPoint and PDF files to Markdown for an LLM.

Developer ToolsFile & docs

Outdated check1214 ms15 / 22
Planner MCP — provable "done" for AI agents

Goal and task planning MCP for Codex and AI agents, with evidence-backed completion.

Developer ToolsCode & DevOps

Outdated check1222 ms15 / 22
io.github.gustavoatar/remodeleriq

Check if a contractor's remodeling bid is fair: analyze a quote, get cost + labor estimates.

Developer ToolsCode & DevOps

Responded1246 ms15 / 22
StackVersus: verified SaaS limits & pricing

Verified SaaS prices, plan limits and rate limits (AI tools, LLM APIs, voice, scraping) with sources

Developer ToolsCode & DevOps

Outdated check1247 ms15 / 22
Traceo

Traceo bug recordings (console, network, user actions, environment) as context for coding agents.

Developer ToolsCode & DevOps

Outdated check1250 ms15 / 22
AI Agent Shelter

Home for abandoned AI agents & MCP servers: surrender free, ask free, hire per question (HTTP 402)

Developer ToolsCode & DevOps

Outdated check1253 ms15 / 22
HEY Research Lab

The public record of building on Robinhood Chain — every ship with its source.

Developer ToolsCode & DevOps

Outdated check1264 ms15 / 22
Latina Dev

Search a directory of Latina software engineers, plus communities, programs and job boards for them.

Developer ToolsCode & DevOps

Outdated check1269 ms15 / 22
com.pptogo/pptogo

AI-agent commerce: find products, mint tracking links, publish posts, earn commission.

Developer ToolsCode & DevOps

Responded1282 ms15 / 22
Foundingbird

Incorporate and manage your Malaysian Sdn Bhd from AI: SSM docs, cosec requests, deadlines.

Developer ToolsCode & DevOps

Outdated check1298 ms15 / 22
twentyone million

Read the wall and claim one $1 USDC square on Base. No utility, not a token or investment.

Developer ToolsCode & DevOps

Outdated check1306 ms15 / 22
Tailwind Shades

Tailwind CSS palettes (50-950) from any color, the closest Tailwind color, and Tailwind's defaults

Developer ToolsCode & DevOps

Outdated check1318 ms15 / 22
Branch Docs

Access and search Branch's official API documentation directly within any AI agent or client.

Developer ToolsFile & docs

Outdated check1331 ms15 / 22
The Hill Kinabalu

Official rooms, live availability, booking links, and wedding info for The Hill Kinabalu.

Developer ToolsCode & DevOps

Responded1333 ms15 / 22
OnceAsk

MCP server for OnceAsk, the AI-native current-address layer for people and agents.

Developer ToolsCode & DevOps

Responded1335 ms15 / 22
Scholar Feed

Rank CS/AI/ML papers by citations, forecast impact, or code adoption; trace 23.2M citation edges.

Developer ToolsCode & DevOps

Responded1340 ms15 / 22
Contraptify

Design redstone machines with your AI and test them tick by tick with Java Edition 26.3 rules.

Developer ToolsCode & DevOps

Responded1357 ms15 / 22
Lazyweb Public Discovery

Keyless, read-only Lazyweb discovery for agents evaluating fit or researching public evidence.

Developer ToolsCode & DevOps

Outdated check1358 ms15 / 22
Kunkafa

Market forecasts with their own track record, inside Claude, ChatGPT and other MCP apps.

Developer ToolsAI / LLM tooling

Outdated check1362 ms15 / 22

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