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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40673 servers

Ordered by checks passed
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
Excession Labs: site search and security test requests

Search excessionlabs.ai, the site of Excession Labs, a security lab, and request a security test.

OtherData access / search

Responded71 ms16 / 22
Achromat Machine Operational Memory

Recall and calibrate policy-compliant tool-call arguments before execution. Does not run the tool.

Developer ToolsKnowledge & memory

Responded73 ms16 / 22
agent-bev

The world's largest agentic B2B hub for beer, wine and spirits. Powered by CUVEE. Trade only.

OtherAI / LLM tooling

Responded75 ms16 / 22
Atako

Remote MCP server to run your Atako AI agents: chat, projects, files, integrations and channels.

Developer ToolsCode & DevOps

Responded132 ms16 / 22
A2UI Atomic Catalog

500+ typed UI atoms an agent composes into real rendered interfaces. Free, no API key.

Developer ToolsCode & DevOps

Responded166 ms16 / 22
Getlead

Find B2B leads with verified work emails, find and verify emails, and run cold email outreach.

Marketing & SalesCommunication & messaging

Responded173 ms16 / 22
CloudBrowser

Give AI agents a real cloud Chrome: open sessions, navigate, read pages, click, type and screenshot.

Developer ToolsCode & DevOps

Responded198 ms16 / 22
A2UI Atomic Catalog docs

Search the A2UI Atomic Catalog's own docs: auth, versioning, pricing, API surface.

OtherData access / search

Responded225 ms16 / 22
Photo Mosaic & AI Collage Maker - Collager.ai

Photo mosaic maker and AI photo collage maker: turn your own photos into a mosaic or a collage.

MediaAI / LLM tooling

Responded343 ms16 / 22
COTAL actions (cotal.ai)

cotal.ai actions: product overview, site search, build log, feedback, Cloud waitlist, updates, calls

OtherData access / search

Responded430 ms16 / 22
Agentgates Compute

Confidential computers for AI swarms: sealed VMs (Intel TDX) by the hour, USDC over x402.

Finance & CryptoPayments & trading

Responded514 ms16 / 22
AgentMart core tools

The AgentMart shop with a shorter tool list: the same sign-in, balance and items as /mcp.

E-commerceData access / search

Responded541 ms16 / 22
Drillr — The financial MCP for AI agents

Financial data and research MCP for US/CN/JP equities: filings, statements, ownership, signals.

Developer ToolsCode & DevOps

Responded566 ms16 / 22
Catalyst evidence graph

Findings on what compounds and supplements do in the body, with evidence strength, quote and paper.

OtherOther

Responded699 ms16 / 22
AgentMart

Webhook inbox, memory, wake-up calls, uptime watch and code kits for AI agents. Prepaid balance.

ProductivityMonitoring & observability

Responded707 ms16 / 22
Campaign Pack

Turn a product photo and a brief into a full ad campaign: scripts, stills, client-ready PDF.

Marketing & SalesFile & docs

Responded720 ms16 / 22
Cerebrium Docs

Search the Cerebrium docs: deployment, cerebrium.toml, hardware, endpoints. Also sends feedback.

OtherData access / search

Responded776 ms16 / 22
DABLOCK AI Visibility Index

Measured share of answer for 24 crypto and Web3 brands. An open dataset, not an audit of your site.

Finance & CryptoPayments & trading

Responded810 ms16 / 22
DABYTE AI Visibility Index

Measured share of answer for 20 SaaS brands. An open dataset, not an audit of your site.

Data & AnalyticsData access / search

Responded836 ms16 / 22
DeepDNA

Pharmacogenomics for AI agents: cited drug–gene, gene and rsID lookups plus a medication screen.

HealthcareData access / search

Responded1277 ms16 / 22
Bankrolled.ai Agent Hub

Free, sourced deposit-insurance/savings/retirement limits. US, UK, CA, AU, NZ. No key, no payment.

Finance & CryptoPayments & trading

Responded6111 ms16 / 22
Sync My Cycle

Your likely menstrual cycle phase today and this week, with food and workout ideas.

Developer ToolsCode & DevOps

Responded34 ms15 / 22
Feldspar free repository security scan

Free deterministic security scan of public git repos: OSV.dev vulnerable deps, secrets, config lint.

Developer ToolsCode & DevOps

Responded35 ms15 / 22
Stoic Scroller

Marcus Aurelius, Epictetus and Seneca a few lines a day, and their whole books to read.

Developer ToolsCode & DevOps

Responded36 ms15 / 22

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