x402 Payment VerificationGET /wallet/payment/verify · x402 API by Grupo Celta
Verifies a transaction hash as a genuine on-chain EIP-3009 gasless payment, decoding payer, payee, token contract, and amount. Multi-chain.
What does this x402 API do?
x402 Payment Verification. This is an x402-gated GET API resource from Grupo Celta. TOLL·402 records origin reachable evidence as of 2026-08-05. The listing records $0.01 USD-denominated per request on Polygon. No settled paid call has been verified.
- Published price
- $0.01 USD-denominated per request
- Networks
- Polygon
- Latest evidence
- TOLL·402 records origin reachable evidence as of 2026-08-05
- Resource ID
- a2f3fb9d49eff2f395b5cfbf
Start with a quote-only recipe. Payment signing stays in your project.
const response = await fetch("https://api.celtagrupo.com/wallet/payment/verify", {
method: "GET",
});
console.log(response.status);
console.log(Object.fromEntries(response.headers));
console.log((await response.text()).slice(0, 1000));
// A valid 402 is a quote, not a completed paid call.This sends no payment. Inspect the 402 response before adding a wallet-enabled client.
- Observed in 402-index
Discovered through self-registered.
- Exact route checked
http 402 invalid · accept-0:resource-mismatch;accepts-missing
- Origin reachable
HEAD https://api.celtagrupo.com/ returned 200.
- Registry record checked
Registry health: healthy.
What evidence supports this listing?
Each record has an exact-route quote outcome. Unresolved templates and potentially mutating methods are labeled instead of being invoked without provider-specific test input. A quote is still separate from a settled paid call. Read the discovery and verification methodology →
Which networks and payment options does it accept?
The normalized listing price is $0.01 USD-denominated per request. Raw protocol requirements remain visible below for implementation and audit use.