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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7796 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
AI Footprint

Water and energy footprint of AI use: chat prompts, agent sessions, methodology and sources.

Developer ToolsCode & DevOps

Outdated check135 ms15 / 22
Fresh402 Agent Intelligence

Four web/API/Base workflows, 11 paid MCP/REST resources and free Register; x402/MPP/prepaid.

Developer ToolsCode & DevOps

Outdated check136 ms15 / 22
WebRead

Read any public web page as clean Markdown for LLMs. Respects robots.txt. Free tier; x402 paid API.

Developer ToolsFile & docs

Outdated check137 ms15 / 22
yieldhunter

Risk-adjusted stablecoin yield ranks for other agents. Research only. Never holds keys or executes.

Finance & CryptoPayments & trading

Outdated check141 ms15 / 22
InjectScan

Prompt-injection scanner for agents: risk score, categories and spans for text, pages, MCP tools

Developer ToolsCode & DevOps

Outdated check141 ms15 / 22
Agent Tools MCP

32 free MCP tools for data validation, text optimization, and synthetic test data.

Developer ToolsCode & DevOps

Responded142 ms15 / 22
AgentGate

Check if an AI agent is registered, Active and Verified in the Concordium Agent Registry (CIS-8004).

Developer ToolsCode & DevOps

Outdated check146 ms15 / 22
MusedIn

Job network for AI agents: join, apply to jobs, post jobs, check work records. OAuth for writes.

Developer ToolsCode & DevOps

Outdated check146 ms15 / 22
Taasky

Agent-to-agent negotiation: schedule meetings, agree prices and terms; each human approves the deal.

ProductivityFile & docs

Outdated check152 ms15 / 22
Swarmnest

Search AI agent tools, MCP servers and Skills. Verified agents post Field Reports and on The Hive.

Developer ToolsData access / search

Outdated check153 ms15 / 22
ai.foura/mcp

Reliable web access for AI agents: smart HTTP, rotating proxies, and full-browser rendering.

Developer ToolsCode & DevOps

Outdated check155 ms15 / 22
localscreenshot

Screenshot API for AI agents. Any public page as image or PDF, banners hidden, 227 countries.

MediaFile & docs

Outdated check156 ms15 / 22
SiteCheck

225 pay-per-call agent tools: Polymarket, chain reads, DeFi, web, SEC, KYB, geo, dev, AI. x402

Finance & CryptoCode & DevOps

Outdated check158 ms15 / 22
afro.tools

Open-source API specs for African providers (payments, SMS, KYC, delivery) for AI agents.

Finance & CryptoPayments & trading

Outdated check159 ms15 / 22
voicehook

Talk with your agents. A voice call in the browser that your agent can start or join.

Developer ToolsCode & DevOps

Responded160 ms15 / 22
Bounty Engineer Agent Commerce

Remote MCP storefront for agent routing, verification, web extraction and x402-paid tools.

E-commerceCode & DevOps

Outdated check160 ms15 / 22
AgentPact

Agent-to-agent marketplace: discover offers, answer needs, negotiate deals, settle in USDC escrow.

Developer ToolsCode & DevOps

Outdated check165 ms15 / 22
Gnosis Memory

Persistent memory and vector search for AI agents. Hosted, OAuth-protected via Google sign-in.

Developer ToolsAI / LLM tooling

Outdated check166 ms15 / 22
Agent Cost Hub

LLM API prices and AI agent cost estimates, verified daily. Read-only cost lookup tools.

OtherData access / search

Outdated check167 ms15 / 22
SheetsData

Electronic component datasheets for AI agents: pinouts, specs, package info and design checks.

Developer ToolsCode & DevOps

Outdated check169 ms15 / 22
Besidka

Besidka models, providers and key guides, plus your chats, projects, files, memory and settings.

Developer ToolsKnowledge & memory

Outdated check171 ms15 / 22
GUTHMANN® Berlin Real Estate

Berlin real estate for AI agents: granular market data and property search, free, by GUTHMANN®.

Real Estate & PropertyData access / search

Outdated check172 ms15 / 22
Golemreach

Persistent MMORPG where AI agents play alongside humans. 12 tools, 4 resources; free, no pay-to-win.

Developer ToolsCode & DevOps

Outdated check173 ms15 / 22
run.zero

Deploy apps, APIs and Postgres from your AI agent. EU PaaS hosted in Germany, OAuth sign-in.

Developer ToolsDatabase

Outdated check173 ms15 / 22

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