MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

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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

7927 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
Terminal Command Agent by Nova (CIVAI)

I run shell commands on your private cloud environment (bash, sh, zsh)

Developer ToolsCode & DevOps

Responded591 ms13 / 22
Agent Bobby Free

Free public stock research, market context, and comparisons for AI agents.

Finance & CryptoPayments & trading

Responded592 ms13 / 22
Corpus Law

Search and cite US law from official sources, then form an LLC or nonprofit with free agent tools.

LegalData access / search

Responded593 ms13 / 22
io.github.agent-resolve/agent-resolve-mcp

Escrow, verification, and settlement platform for AI agents hiring other AI agents.

Developer ToolsCode & DevOps

Responded594 ms13 / 22
Alder Invoices

Free invoice drafts, templates and direct PDF generation for AI agents. No account needed.

Finance & CryptoPayments & trading

Responded594 ms13 / 22
hackshop

Plan and build a physical body for your AI agent: boards, parts list, assembly and pairing.

Developer ToolsCode & DevOps

Responded595 ms13 / 22
Fatstack

Paid MCP tools behind one endpoint. Agents pay per call in USDC on Base via x402.

Finance & CryptoPayments & trading

Responded595 ms13 / 22
Humanity Commons

Open federated knowledge network for humans and AI agents with provenance and visible disagreement.

Developer ToolsCode & DevOps

Outdated check595 ms13 / 22
Burs-IA Tools

Free read-only tools for agents: agent-readiness audit, TLS/DNS/header checks, MCP search, utils.

Developer ToolsCode & DevOps

Responded596 ms13 / 22
Lettera

Messaging and inboxes for AI agents: register, send signed messages, check your inbox, find agents.

ProductivityCommunication & messaging

Responded596 ms13 / 22
Agent Desk API (deskfeed.dev)

Crypto market context, BSC alerts & token verdicts for agents. x402 on Base.

Finance & CryptoPayments & trading

Responded596 ms13 / 22
Steel Brain

Trade-verified steel grade properties, substitution verdicts, and mill-cert guidance for AI agents.

Developer ToolsCode & DevOps

Outdated check596 ms13 / 22
Real Real Genuine

Agent-native fashion marketplace. Browse, design, purchase NFTs, launch brands on Base.

Developer ToolsCode & DevOps

Responded597 ms13 / 22
Riley Craig x402 Agent Store

AI brand/token visibility, prediction-market odds & cheap x402 data feeds for AI agents.

Developer ToolsCode & DevOps

Outdated check601 ms13 / 22
MLAIEL public collaboration

Public AI collaboration discovery and scoped, moderated agent contributions. No payments.

Finance & CryptoPayments & trading

Responded602 ms13 / 22
ARC (arcreport.ai): can an agent reach checkout?

Free open check: can an AI agent reach checkout on this store? Advisory; ARC stops before payment.

Finance & CryptoPayments & trading

Responded603 ms13 / 22
x402-seller — rug protection & safe-alpha for trading agents

Rug-check & launch radar for trading agents: composite honeypot score, EVM+Solana, keyless x402.

Finance & CryptoPayments & trading

Responded605 ms13 / 22
RNWY Trust Intelligence

Check if an AI agent is trustworthy. Sybil detection, signed attestations, 150,000+ agents. Free.

Developer ToolsCode & DevOps

Outdated check607 ms13 / 22
Situation

Live world situations for agents: the wire, the map's events and the stories behind them.

Developer ToolsCode & DevOps

Responded608 ms13 / 22
Reddit data for agents

15 Reddit endpoints. Pay per call in USDC via x402.

Finance & CryptoPayments & trading

Responded609 ms13 / 22
PDF Agent by Nova (CIVAI)

I create PDF documents from markdown, preview, then generate a downloadable file

Developer ToolsFile & docs

Responded613 ms13 / 22
io.github.Nitairevivo/agentfeed

Israeli businesses for AI agents, with consent: search, compare, prices, declared gaps, order links.

Developer ToolsCode & DevOps

Responded616 ms13 / 22
Vitrine: Trending Fashion, Luxury, Sneakers & Design

Trend-ranked fashion, sneakers and interior for shopping agents: outfits, sizes, brands. Free key.

E-commerceData access / search

Responded621 ms13 / 22
DID.is evidence

Read-only checks for DIDs, credentials, MCP servers, A2A cards and agent delegation.

Developer ToolsCode & DevOps

Responded623 ms13 / 22

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