X402 · Signal

Alpha print of $PEPKIN is 0.05 USDC. Not a broadcast order.

price

0.050 USDC

rail

Base

facilitator

OMNIGATE

method

GET

endpoint https://signal.authichain.com/api/x402/signal

payTo 0x5db511706FB6317cd23A7655F67450c5AC6e6AA2

asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

indexed 2026-11-10T18:37:54.109+00:00

Live 402 challenge

Hits the real endpoint without paying and shows exactly what it demands. Nothing is charged.

Pay from your agent

import { wrapFetchWithPayment } from "@x402/fetch";
import { ExactEvmScheme } from "@x402/evm";
import { privateKeyToAccount } from "viem/accounts";

const signer = privateKeyToAccount(process.env.BUYER_PRIVATE_KEY);
const pay = wrapFetchWithPayment(fetch, { schemes: [{ network: "eip155:8453", client: new ExactEvmScheme(signer) }] });

const res = await pay("https://signal.authichain.com/api/x402/signal", { method: "GET" });
console.log(await res.json(), res.headers.get("PAYMENT-RESPONSE"));

Example output

{
  "sku": "alpha",
  "mode": "paper",
  "signal": {
    "chain": "base",
    "symbol": "$TICKER"
  },
  "protocol": "x402-base-v2"
}