MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

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DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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7956 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
AlphaBotPro Trading API

Live XAUUSD/BTCUSD trading signals, priced in USD, payable by AI agents via crypto (x402).

Finance & CryptoPayments & trading

Responded82 ms12 / 22
Archangel Agency MCP

Universal Language briefings, FusionGirl context JSONs, service catalog, agent info. x402-enabled.

Developer ToolsCode & DevOps

Responded85 ms12 / 22
First Dollar Desk

Human $1 Stripe checkout and $0.05 Base USDC agent verify over HTTP 402. Self-pay rejected.

Finance & CryptoPayments & trading

Responded88 ms12 / 22
US OFAC Sanctions Screening MCP

Screen customers, vendors and counterparties against the OFAC SDN list from your AI agent.

Developer ToolsCode & DevOps

Responded90 ms12 / 22
io.github.feedoracle/feedoracle-macro-mcp

Real-time macroeconomic signals for AI agents. 86 FRED series, regime classification, DeFi rates.

Developer ToolsCode & DevOps

Responded90 ms12 / 22
PaKi Curator

Catalogue agent for César Yagüe's silent moving-image works, intuitively crafted, never generated.

MediaAI / LLM tooling

Responded91 ms12 / 22
io.github.yaotsakpo/ledgerfc

Grounded sports predictions plus European soccer and tennis arbitrage data for AI agents.

MediaCode & DevOps

Responded93 ms12 / 22
Thmenu

Restaurant menus, carts, reservations and owner drafts for AI agents (Thmenu MCP).

OtherAI / LLM tooling

Responded94 ms12 / 22
DPX — Settlement & Intelligence for AI Agents

Compliance-gated stablecoin settlement + x402 macro/ESG/climate intelligence for agents. 115 tools.

Finance & CryptoPayments & trading

Responded96 ms12 / 22
Love Campus Sales Agent

Discover personalized courses and books for dating, marriage and family; prepare purchase links.

EducationAI / LLM tooling

Responded100 ms12 / 22
stake.link Agents (stakedotlink.money)

Community-built stake.link tools: live stLINK, SDL and reSDL data, unsigned transaction builders.

Developer ToolsCode & DevOps

Responded102 ms12 / 22
AgentsKit Registry

Discover open-source AI agents and get source-owned installation instructions through MCP.

Developer ToolsCode & DevOps

Responded103 ms12 / 22
a2a2p — Agent-to-Agent-to-Physical

Turn agent intent into physical parts: engineering review, measured geometry, calibrated pricing.

Developer ToolsCode & DevOps

Responded103 ms12 / 22
Universal Data API

Remote MCP for research, commerce sourcing, and AI agent tools with x402 Base USDC payments.

Finance & CryptoPayments & trading

Responded105 ms12 / 22
org.ptpge/mcp-server

The open vocabulary of print for AI agents: terms, product envelopes, validation, fingerprint.

Developer ToolsCode & DevOps

Responded109 ms12 / 22
Japan Business Calendar MCP

Japanese business days, holiday checks and invoice due dates for your AI agent.

Finance & CryptoPayments & trading

Responded127 ms12 / 22
Australia Business Calendar MCP

Australian business days and holiday-aware due dates for your AI agent.

Developer ToolsCode & DevOps

Responded145 ms12 / 22
MarketNow

Search 70,510 indexed MCP servers, install-risk scoring and Ed25519-signed Agent Trust Cards.

Developer ToolsCode & DevOps

Responded149 ms12 / 22
Stablecoin rails, corridors and payment provider data

Cited stablecoin rails, corridors, providers, rail holidays, regulators for agents. x402/MPP paid.

Finance & CryptoPayments & trading

Responded157 ms12 / 22
Appside Docs and App Catalog

Game web store docs plus a free app catalog: agents list, verify and search apps and games.

OtherData access / search

Responded167 ms12 / 22
io.github.lazymac2x/llm-output-quality-monitor

Cloudflare Workers MCP server: llm-output-quality-monitor

Developer ToolsCode & DevOps

Responded183 ms12 / 22
NumProof

Deterministic signed verification of numeric & financial claims for AI agents & spreadsheets.

ProductivityFile & docs

Responded184 ms12 / 22
Bro Find AI

Search a curated directory of AI tools, AI agents and MCP servers by task, pricing and platform.

Developer ToolsData access / search

Responded191 ms12 / 22
io.github.lazymac2x/agent-workflow-engine

Cloudflare Workers MCP server: agent-workflow-engine

Developer ToolsCode & DevOps

Responded193 ms12 / 22

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