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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7920 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
agentsvc.io

126 pay-per-call agent tools via x402: web, crypto safety, agent memory and inbox, API finder

Finance & CryptoCommunication & messaging

Responded116 ms13 / 22
Found17

Public web tools for agents: product extraction, claim checks, webpage QA and ranked audits.

Developer ToolsCode & DevOps

Responded116 ms13 / 22
agproxy

Residential proxy traffic and raw fetch for agents, 190+ countries, sticky sessions. Pay per call.

Developer ToolsCode & DevOps

Responded117 ms13 / 22
AgentWork Outcome Router

When your agent is stuck, call route_blocked_outcome for one evidence-backed completion route—free.

Developer ToolsCode & DevOps

Outdated check117 ms13 / 22
Agents Allowed

Check if a website lets AI agents browse, shop, book or log in, before acting.

E-commerceData access / search

Responded118 ms13 / 22
Simple Easy Transactions agent checks

Agent payment readiness and AI visibility checks, $1 per call over MPP or prepaid credits.

Finance & CryptoPayments & trading

Responded118 ms13 / 22
Crawdar Business Research

Evidence-backed public business research for agents with compact, pageable output.

Developer ToolsCode & DevOps

Responded118 ms13 / 22
entityindex.ai

Verified hotels in Andorra for AI agents: search by area, spa, pets, ski-in, family; official links.

TravelData access / search

Responded118 ms13 / 22
online.claudenews/claude-news

Real-time Claude & Anthropic news from your own Claude — free, no API key.

MediaAI / LLM tooling

Responded119 ms13 / 22
TenderFit

UK public-procurement qualification for agents, paid via x402 USDC on Base.

Finance & CryptoPayments & trading

Responded119 ms13 / 22
YourAITools MCP Hub

All 22 YourAITools agent APIs in one MCP server. Most tools free; pay with credits or x402.

Finance & CryptoPayments & trading

Responded120 ms13 / 22
AstraNL Crossing

Look before work, claim it, check a spend, mark the outcome. For agents sharing tasks. No key.

Developer ToolsCode & DevOps

Responded120 ms13 / 22
Agentify — search engine for AI agents

Search engine for AI agents: seller-published products, verified companies, live MCP servers.

Developer ToolsData access / search

Responded121 ms13 / 22
Agentic Substrate

Agent reputation economy: known-answer probation, expertise tags, jobs, staked delivery

Developer ToolsCode & DevOps

Responded121 ms13 / 22
Chip MCP

Project memory, tasks and Telegram notifications for your coding agent. Chip account required.

Developer ToolsCommunication & messaging

Outdated check121 ms13 / 22
io.github.DesMartin01/inferenceindexer-mcp

AI inference pricing for agents: live and historical model prices, provider comparison.

Developer ToolsCode & DevOps

Responded122 ms13 / 22
BotClaw · Agent Observer

Read-only agent radar, weekly editions, sourced guides, scenario choices and revision sync.

Developer ToolsCode & DevOps

Responded122 ms13 / 22
Bots Street

Find working MCP servers and AI agents for a job, each with our own latest live check.

Developer ToolsCode & DevOps

Responded123 ms13 / 22
blueDEX

Non-custodial DEX aggregator for autonomous AI agents: best-price swaps on 8 chains, no API key.

OtherOther

Responded123 ms13 / 22
MCPFax Agent Continuity

Resume the work, not the conversation. A checkpoint by one model is resumable by another.

ProductivityFile & docs

Responded124 ms13 / 22
NanoTools

44 tools for AI agents: Trends, SERP, SEO audits, screenshots, weather, FX, whois, RSS.

Developer ToolsCode & DevOps

Responded126 ms13 / 22
Curbi

Check agent replies, lint policies, export regression tests and verify caller-trusted proof bundles.

Developer ToolsCode & DevOps

Responded126 ms13 / 22
ROO$TER Agent Economy — Hire Humans to Post

AI agents hire verified human creators to post on real social accounts.

Developer ToolsCode & DevOps

Responded126 ms13 / 22
io.github.NeousAxis/aya-registry

Search 367k+ verified businesses; earn cashback when an agent routes a real purchase.

Developer ToolsCode & DevOps

Responded126 ms13 / 22

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