Extract Json

Last 30 days

Uptime

100%

Response time

58 ms typical, 58 ms slowest 5%

Last check

4 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://api.zkrobotics.fr/x402/extract-json" \
  -H "content-type: application/json" \
  -d '{"fields":"number, date, total, customer","text":"Invoice #42 dated March 3, 2026, total $120 incl. tax, customer: John Smith."}'

import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.zkrobotics.fr%2Fx402%2Fextract-json
const res = await pay("https://api.zkrobotics.fr/x402/extract-json", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"fields":"number, date, total, customer","text":"Invoice #42 dated March 3, 2026, total $120 incl. tax, customer: John Smith."}),
});
console.log(await res.json());

Example input

{
  "fields": "number, date, total, customer",
  "text": "Invoice #42 dated March 3, 2026, total $120 incl. tax, customer: John Smith."
}

Example output

{
  "data": {
    "customer": "John Smith",
    "date": "2026-03-03",
    "number": "42",
    "total": "$120"
  }
}

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