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

7961 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
Yokka

Kanban board for AI coding agents: they claim cards, report progress, ask you when blocked, ship.

Developer ToolsCode & DevOps

Requires authNot measured6 / 22Not checked yet
Zentrik

Product context for AI agents: evidence, opportunities, initiatives, and decisions.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured6 / 22
Wever Labs Agentic Rails

434 main tools, 418 production tools for agents; Base USDC x402 and shared free tier.

Finance & CryptoPayments & trading

Unreachable2343 ms5 / 22
ai.safe4/safe4

Tests an AI agent's purchase against the task it was given. Paid per call in USDC via x402.

Finance & CryptoPayments & trading

UnreachableNot measured5 / 22
com.agent-tune/agenttune

Personality tuning files for AI agents: 43 MIT-licensed tunings + 5 inline personality tests.

Developer ToolsCode & DevOps

UnreachableNot measured5 / 22
com.ainetcafe/netcafe-devkit

JSON/YAML, regex, diff, JWT, SQL dialects — the keyless millisecond ops an agent needs mid-task.

Developer ToolsDatabase

UnreachableNot measured5 / 22
com.ainetcafe/netcafe-memory

Cross-session, cross-device memory for your agent: remember and recall notes. No key to start.

ProductivityKnowledge & memory

UnreachableNot measured5 / 22
com.ainetcafe/netcafe-tasks

Recurring agent jobs that run on our servers and ping you only when the result changed.

Developer ToolsCode & DevOps

UnreachableNot measured5 / 22
com.claritybriefs/mcp

Free cross-lingual news briefings for AI agents across 89 languages. Read-only, hosted.

MediaData access / search

UnreachableNot measured5 / 22
com.mudko/agent-ready-kit

Agent-readiness scanner (0-5 score), robots.txt + llms.txt generators, managed agent enablement.

Developer ToolsCode & DevOps

UnreachableNot measured5 / 22
com.paladinfi/trust-check-mcp

Free OFAC SDN wallet screen + sample preview for AI agents on Base. Read-only, no payment surface.

Finance & CryptoPayments & trading

UnreachableNot measured5 / 22
com.rubrkit/rubrkit

MCP-native AI evaluation: rubric audits, eval suites, and proof reports for AI/LLM output.

Developer ToolsAI / LLM tooling

UnreachableNot measured5 / 22
com.skopik/mcp

Your org's AI agents, tasks, runs, search, and brain files as MCP tools and resources.

Developer ToolsData access / search

UnreachableNot measured5 / 22
com.spendict/spendict

A performance marketer's run/fix/kill verdict for AI agents — ad creative, campaigns, targeting.

Marketing & SalesData access / search

UnreachableNot measured5 / 22
com.usememra/memra

Persistent memory for AI agents. EU-hosted, privacy-first, hybrid recall, contradiction detection.

Developer ToolsKnowledge & memory

UnreachableNot measured5 / 22
com.watchtower-api/sanctions-screening

Sanctions screening, KYB, identifier validation, jurisdiction risk & secret scanning for AI agents

LegalKnowledge & memory

UnreachableNot measured5 / 22
dev.tasklix/tasklix

The shared task board your autonomous agent fleet can read and write.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
io.github.acrylicfiddle/x402tools

10 pay-per-call tools for AI agents: QR, screenshots, DNS, OCR, PDF, email & more. USDC on Base.

Developer ToolsCommunication & messaging

UnreachableNot measured5 / 22
io.github.ai-gaoqian/agentmart

First AI Agent e-commerce marketplace with 74+ AI products, MCP protocol, and Alipay payments

E-commercePayments & trading

Outdated checkNot measured5 / 22
io.github.alipishbin77/aether

Marketplace where AI agents hire other agents, paid per call in USDC. Plus LLM inference.

Developer ToolsAI / LLM tooling

UnreachableNot measured5 / 22
io.github.anima-labs-ai/anima

Give your AI agent an identity it owns: email inbox, US phone number, SMS, voice, and a vault.

ProductivityCommunication & messaging

UnreachableNot measured5 / 22
io.github.atlasbyauro/atlas-fda

FDA 510(k)s, PMAs, recalls & trials, linked: predicate search and review-time stats for AI agents.

Developer ToolsCode & DevOps

UnreachableNot measured5 / 22
io.github.burademirung/protectwith-kb

AI-security knowledge as MCP: standards-mapped tools (OWASP, NIST, MITRE) for AI agents.

Developer ToolsCode & DevOps

Outdated checkNot measured5 / 22
io.github.CalBearKen/ls-search

Disposable private vector search + semantic RAG for AI agents. x402 pay-per-call, no account.

Developer ToolsAI / LLM tooling

UnreachableNot measured5 / 22

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