QUIC 0rtt Replay Risk

Paid QUIC 0-RTT replay-risk probe (cycle 163, x402 $0.001) - actively probes whether target's QUIC implementation accepts 0-RTT early data + what replay-protection is implemented + whether it's safe to send 0-RTT. 7 axes: (1) QUIC Initial advertised via Alt-Svc: quic=':443'; ma=...; (2) QUIC version negotiation via raw UDP/443 hand-rolled Initial packet (RFC 9000 §17.2 wire-format) - parses first-

Open endpoint ↗

Price per call: $0.000
Chain: Base
Method: GET
Paid calls · 30 days: 0

Call it from code

This API is run by its own provider and paid directly through x402. We list it so you can find it; we don't route or hold the payment.

import { x402Client, wrapFetchWithPayment } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";

const client = new x402Client();
registerExactEvmScheme(client, { signer: agentAccount });

const pay = wrapFetchWithPayment(fetch, client);
const res = await pay("https://ptfya-38-190-144-122.run.pinggy-free.link/api/quic-0rtt-replay-risk", { method: "GET" });
console.log(await res.json());

https://ptfya-38-190-144-122.run.pinggy-free.link/api/quic-0rtt-replay-risk