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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4143 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
com.virohanalife/booking

Reserve a paid AI consultation with Akshay Shetty; returns a Stripe payment link.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
dev.workers.kikoribera03.flat-rate-llm/x402-tools

61 x402 pay-per-call tools that chain: each answer names the next call. No API key, no account.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
Outdated checkNot measured4 / 22
info.agentrank/agentrank

Is this AI agent or x402 service real and settlement-backed before you pay it? Trust check.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.Ansvar-Systems/uk-farm-subsidies

UK farm subsidy schemes — SFI, Countryside Stewardship, payment rates, eligibility

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.baronsengir007/openclaw-agent-tools

Weather, code search, currency & Solana trust scoring as MCP tools. Free, no API key needed.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.bch1212/agent-commerce-mcp

Agent Commerce MCP — agent-native A2A storefront. Discovery, Stripe checkout, affiliate program.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.borglayerdev/borglayer-mcp

Search, appraise & buy domains across 5 chains (USDC/USDT/USD1/USDG) via verified escrow.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.DeweyCox369/cave-title

AI real estate settlement with 5 specialized agents for blockchain transfers in 15 seconds.

Real Estate & PropertyPayments & trading

Outdated checkNot measured4 / 22
io.github.gigsoul/x402-api

AI API for marketing, content and outreach. 22 endpoints. Pay with USDC on Base via x402.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.junct-bot/aarna-mcp

Aarna - 34 tools for swap quotes, liquidity pools, and trading data

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.junct-bot/curve-mcp

Curve - 43 tools for swap quotes, liquidity pools, and trading data

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.junct-bot/jupiter-mcp

Jupiter - 4 tools for swap quotes, liquidity pools, and trading data

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.junct-bot/uniswap-mcp

Uniswap - 17 tools for swap quotes, liquidity pools, and trading data

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.MatsushitaTokitsugu/micro-data-api-factory

17+ Japan MCP tools (weather/calendar v2/local-pack/enrich). x402 on Base, wallet-free trial.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.metamorphosis-sre/devdrops-property

UK property MCP: Land Registry prices, company charges, House Price Index. x402 USDC on Base.

Real Estate & PropertyPayments & trading

Outdated checkNot measured4 / 22
io.github.reitsmasieto-wq/overcome-stress

Stress recovery protocols via Lightning payments: post-concussion, post-COVID, burnout

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.sarduine13-star/agent-teller

Verify AI agent payments and detect fraud. Input: agent_id, amount, service_id.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.shemshallah/qtcl-mcp-server

Agent-native post-quantum blockchain. 11 tools: send, balance, quantum oracle metrics. Flat fee.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.spfunctions/simplefunctions

Calibrated world model for AI agents. 40 tools: world state, markets, trading. Kalshi + Polymarket.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.Tsubaki414/toolfi

Open API Marketplace for AI Agents. Crypto data tools with USDC payments on Base.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.Zuga-luga/Zugabot

AI dev tools + image generation, paid per-use with USDC on Base (x402).

MediaPayments & trading

UnreachableNot measured4 / 22
io.nip.5-9-107-124/token-risk

DeFi pool yield+security intelligence & token/contract risk scanner. USDC on Base via x402.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.sslip.195.82.231.168/agent-data-api

Pay-per-call (x402/USDC-Base) web + crypto data tools for AI agents: audit, extract, crypto, DeFi.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22

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