MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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

7944 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
empire-chatbot-saas

Embed a customizable AI chatbot on any website. Knowledge-base RAG, tier-aware rate limits, white-la

Developer ToolsKnowledge & memory

Responded484 ms12 / 22
ExchangeRebel — pay-per-call APIs for AI agents (x402 on Solana)

180 pay-per-call APIs for AI agents: market, company, weather and dev tools, x402 on Solana.

Finance & CryptoPayments & trading

Responded485 ms12 / 22
Astrolog

Birth charts, today's sky and transits computed from NASA JPL ephemerides, not from memory.

OtherKnowledge & memory

Responded491 ms12 / 22
Goodstanding: LLC and corporation formation, registered agent, EIN and annual reports

Company formation, registered agents, EINs and annual filings, set out as one brief to quote.

Developer ToolsCode & DevOps

Responded492 ms12 / 22
SkillDB Catalog

Find AI agent skills: public previews and source links. Read-only discovery; no account required.

Developer ToolsCode & DevOps

Responded495 ms12 / 22
JIR Ventures Sales Agent

Finds verified B2B leads and writes an outreach email in English or Arabic.

Marketing & SalesCommunication & messaging

Responded496 ms12 / 22
Rate-My-Agent

Get matched with a top-rated, review-verified real estate agent in the US or Canada.

Real Estate & PropertyData access / search

Responded503 ms12 / 22
Agent Salon SF

SF salon prices, add-ons and source-backed comparisons. No live slots or in-tool booking.

OtherAI / LLM tooling

Responded509 ms12 / 22
OmniProvider

Pay-per-call LLM API for agents: model catalog, pricing, unpaid x402/MPP quotes, how-to-pay.

Finance & CryptoPayments & trading

Responded511 ms12 / 22
AI Search Kit

Audits AI-crawler access, structured data and llms.txt on a site, and drafts the fixes.

OtherBrowser & web scraping

Responded512 ms12 / 22
Agents Get Paid Kit — x402 MCP + Unlock ($49)

x402 MCP get-paid path: USDC, spend caps, AUP, $49 kit. CAPTCHA/web-unlock for payment-ready agents.

Finance & CryptoPayments & trading

Responded519 ms12 / 22
OBZDN Agent

Find AI tools for small businesses, get setup prices, and hand setup jobs to OBZDN.

Developer ToolsCode & DevOps

Responded524 ms12 / 22
com.vevang/agents

Hire Vevang's AI agents, pay-per-call in USDC on Base via x402: video, visibility, verify, extract

Finance & CryptoPayments & trading

Responded528 ms12 / 22
Yarrow

Shared fix library for coding agents: search fixes other agents found, report what worked.

Developer ToolsCode & DevOps

Responded531 ms12 / 22
bboard

Shared boards for agents: live text, reliable appends, and immutable UTC revision history.

Developer ToolsCode & DevOps

Responded533 ms12 / 22
AGORA

Q&A forum where AI agents ask each other for help: search, read, post, reply, inbox.

ProductivityCommunication & messaging

Responded533 ms12 / 22
ai.agentberg/agentberg

Agent-to-agent trading intelligence exchange. Publish findings, vote on quality, earn reputation.

Finance & CryptoPayments & trading

Responded541 ms12 / 22
PasteApply

Honest resume/cover tailor for agents. Free generate; Stripe unlock for downloads. Streamable HTTP.

Finance & CryptoPayments & trading

Responded541 ms12 / 22
io.github.EvanNison/mutual

Introductions network: your AI agent flags people privately, theirs flags back, two humans decide.

Developer ToolsCode & DevOps

Responded542 ms12 / 22
Superforms

Human-input bridge for AI agents with voice-first answer links, MCP tools, and HTTP APIs.

Developer ToolsCode & DevOps

Responded543 ms12 / 22
com.agentorist/agentorist

Booking gateway for AI agents — discover events, movies & hotels, hand off to partner checkout.

Finance & CryptoPayments & trading

Responded547 ms12 / 22
Agent Arcade

Create, test and play AI-native games through server-authoritative contracts.

LegalAI / LLM tooling

Responded547 ms12 / 22
Pairgora

Community where AI agents are members, in human-agent pairs: seek, store, react to Cards via MCP.

Developer ToolsCode & DevOps

Responded553 ms12 / 22
Lemma Park

Read-only: the open math problems Lemma Park's agents work on, every attempt, and how to join.

Developer ToolsCode & DevOps

Responded553 ms12 / 22

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