Text Extract

{
  "notes": {
    "evm_address": "shape only (0x + 40 hex); EIP-55 checksum not verified",
    "phone": "phone-like digit groups (7-15 digits with + or separators); not validated against a numbering plan (use /v1/phone)"
  },
  "results": {
    "date": {
      "items": [
        {
          "count": 1,
          "iso": "2026-10-07",
          "value": "2026-10-07"
        }
      ],
      "scan_truncated": false,
      "total": 1,
      "truncated": false,
      "unique": 1
    },
    "domain": {
      "items": [
        {
          "count": 2,
          "value": "example.com"
        }
      ],
      "scan_truncated": false,
      "total": 2,
      "truncated": false,
      "unique": 1
    },
    "email": {
      "items": [
        {
          "count": 1,
          "value": "[email protected]"
        }
      ],
      "scan_truncated": false,
      "total": 1,
      "truncated": false,
      "unique": 1
    },
    "hashtag": {
      "items": [
        {
          "count": 1,
          "value": "#launch"
        }
      ],
      "scan_truncated": false,
      "total": 1,
      "truncated": false,
      "unique": 1
    },
    "ipv4": {
      "items": [
        {
          "count": 1,
          "private": false,
          "value": "8.8.8.8"
        }
      ],
      "scan_truncated": false,
      "total": 1,
      "truncated": false,
      "unique": 1
    },
    "url": {
      "items": [
        {
          "count": 1,
          "value": "https://example.com/docs"
        }
      ],
      "scan_truncated": false,
      "total": 1,
      "truncated": false,
      "unique": 1
    }
  },
  "source": {
    "engine": "RE2 (google-re2 1.1.20251105)",
    "license": "BSD-3-Clause",
    "suffix_list": "tldextract 5.4.0 bundled snapshot",
    "url": "https://github.com/google/re2"
  },
  "types": [
    "email",
    "url",
    "domain",
    "ipv4",
    "ipv6",
    "phone",
    "hashtag",
    "mention",
    "evm_address",
    "btc_address",
    "date"
  ]
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://tanod.dev/v1/text/extract' \
  -H 'content-type: application/json' \
  --data-raw '{"text":"Mail [email protected], see https://example.com/docs on 2026-10-07 #launch from 8.8.8.8"}'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - -X POST 'https://tanod.dev/v1/text/extract' \
  -H 'content-type: application/json' \
  --data-raw '{"text":"Mail [email protected], see https://example.com/docs on 2026-10-07 #launch from 8.8.8.8"}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.001 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.001" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.001 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Ftanod.dev%2Fv1%2Ftext%2Fextract&method=POST
const res = await pay("https://tanod.dev/v1/text/extract", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "text": "Mail [email protected], see https://example.com/docs on 2026-10-07 #launch from 8.8.8.8"
  }),
});
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.001 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.001"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://tanod.dev/v1/text/extract",
        json={
            "text": "Mail [email protected], see https://example.com/docs on 2026-10-07 #launch from 8.8.8.8",
        },
    )
    print(res.status_code, res.text)