Canary x402 settlement test (Base, Solana)

Cheapest deterministic x402 settlement test endpoint for Base and Solana wallets: proves wallet signing, facilitator settlement and delivery receipts end to end. POST any JSON object up to 8 KB or GET arbitrary query parameters; echo truncated to 2000 chars; optional status=200-599 and delay_ms=0-3000 to test error paths and timeouts; no upstream calls.

Price: $0.0001 per call · USDC on Base (eip155:8453) or Solana · no signup, no API key.

Request

{"ping": "canary"}

Response (shape)

{"product": "scanpay.canary", "ok": true, "ts": 1793491200, "method": "POST", "echo": {"ping": "canary"}, "price_usd": 0.0001, "note": "Cheapest deterministic x402 settlement test endpoint: one call proves wallet signing, facilitator settlement and delivery receipts end to end."}

Call it

curl "https://scanpay-edge.alextaghiashvili.workers.dev/api/v1/canary" -H 'Content-Type: application/json'  -H 'PAYMENT-SIGNATURE: <x402 payment header>'   -d '{"ping": "canary"}'

Quickstart (TypeScript / Python) · llms.txt · catalogue.json · all tools