Micropay Test Suite

app.netlify.micropay-test-suite/micropay-test-suite

Verify your agent's x402 payment flow for free on Base Sepolia testnet before real money moves.

healthy

status

tools exposed

848ms

connect latency

efa2b3444906

schema fingerprint

Tools (1)

check_payment_flow

Verifies an agent's x402 payment flow against a free Base Sepolia testnet endpoint. Call with no arguments first to get back the payment-required challenge (price, network, payTo). Sign it with your x402 client, then call again passing paymentSignature as the encoded PAYMENT-SIGNATURE header value t

Endpoint

https://micropay-test-suite.netlify.app/api/mcp
Category: Payments · Last checked: 2026-07-30T12:47:47Z

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How we measure →

What this means. This server responded to the MCP handshake and listed its tools without authentication. The schema fingerprint lets us flag if tool signatures silently change (schema drift) between checks.