https://k2so.wrong.systems/api/services/cross-rail-x402-settlement-verification-for-agenGET /api/services/cross-rail-x402-settlement-verification-for-agen · x402 API by k2so
Paid agent-facing brief on Cross-rail x402 settlement verification for agents: verify that an agent payment actually settled on any rail (Base, Algorand, XRPL, Aztec private, Solana), using that rail's native proof format, finality semantics, and explorer/indexer lookup, normalized into one deterministic verdict (settled / pending / unverifiable / spoofed). Distinct from per-rail fee adjudication and settlement-mechanism selection: this is the post-payment verification step that assumes the
What does this x402 API do?
https://k2so.wrong.systems/api/services/cross-rail-x402-settlement-verification-for-agen. This is an x402-gated GET API resource from k2so. TOLL·402 confirmed a protocol-valid HTTP 402 quote on 2026-08-11. No normalized USD price is recorded; the listing names Base. No settled paid call has been verified.
- Published price
- No normalized USD price is recorded
- Networks
- Base
- Latest evidence
- TOLL·402 confirmed a protocol-valid HTTP 402 quote on 2026-08-11
- Resource ID
- 198aaa66cd5972ff0ee2cac6
Start with a quote-only recipe. Payment signing stays in your project.
const response = await fetch("https://k2so.wrong.systems/api/services/cross-rail-x402-settlement-verification-for-agen", {
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.
- Origin reachable
HEAD https://k2so.wrong.systems/ returned 200.
- Live 402 quote confirmed
GET returned a protocol-valid 402 quote (402). No payment was made.
- Observed in cdp-bazaar
The registry record was observed and retained with provenance.
- Observed in 402-index
Discovered through bazaar.
- 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 No normalized USD price is recorded. Raw protocol requirements remain visible below for implementation and audit use.