PagePayx402 · algorand

x402 Protocol Demogroq · gpt-oss / qwen

Watch an HTTP 402 paywall negotiate a machine payment end to end: challenge, signed PAYMENT-SIGNATURE header, settlement, and the unlocked Groq-generated resource.

scheme exact
algorand:testnet-v1.0
$0.01 / request
1 · Simulation mode
Payment is authorized and settled; the gated Groq resource unlocks.
2 · Gated request

Quote includes model in extra.model (10000 atomic USDC)

Judge wallet (no Pera)

Test Mode mocks every step client-side. The live flow calls the real /api/x402-demo route and Groq.

3 · Payment status

  1. Unpaid request

    POST /api/x402-demo — no X-Payment header

  2. 402 Payment Required

    server returns payment requirements

  3. X-Payment constructed

    exact scheme payload, base64-encoded

  4. Payment authorized

    payload verified by the resource server

  5. Settlement complete

    facilitator confirms the transfer

  6. Resource unlocked

    Groq generates the gated content

HTTP exchange · raw headers & payloads

Run a flow to capture each request and response verbatim.

Payment header inspector

Run a payment flow to inspect PAYMENT-REQUIRED, PAYMENT-SIGNATURE, and PAYMENT-RESPONSE headers.

live log console · 0 events

waiting for events — run a simulation to stream protocol logs…