Search

{
  "country": "all",
  "data": {
    "eu": {
      "items": [
        {
          "title": "Regulation (EU) 2023/1114 (MiCA)",
          "uri": "http://publications.europa.eu/resource/cellar/..."
        }
      ],
      "source": "EUR-Lex SPARQL (European Union)",
      "total": 3
    },
    "jp": {
      "items": [
        {
          "law_id": "411AC0000000059",
          "snippets": [
            "暗号資産"
          ],
          "title": "資金決済に関する法律"
        }
      ],
      "source": "e-Gov (Japan)",
      "total": 5
    },
    "uk": {
      "items": [
        {
          "title": "Financial Services and Markets Act 2000",
          "url": "https://www.legislation.gov.uk/ukpga/2000/8"
        }
      ],
      "source": "legislation.gov.uk (United Kingdom)",
      "total": 3
    },
    "us": {
      "items": [
        {
          "cfr_ref": "Title 17, Part 230, § 501",
          "excerpt": "...",
          "heading": "Regulation D"
        }
      ],
      "source": "eCFR (United States)",
      "total": 5
    }
  },
  "disclaimer": "Data sourced from official government databases for reference purposes only. Provided by tou-kun (independent project). Not affiliated with any law firm. Not legal advice.",
  "query": "digital asset",
  "timestamp": "2026-04-11T00:00:00.000Z"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://law-mcp.toulaw.workers.dev/api/v1/search?country=all&limit=10&q=digital+asset'

# 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 - 'https://law-mcp.toulaw.workers.dev/api/v1/search?country=all&limit=10&q=digital+asset' \
  | 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 $0.01 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.01" });
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 $0.01 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Flaw-mcp.toulaw.workers.dev%2Fapi%2Fv1%2Fsearch
const res = await pay("https://law-mcp.toulaw.workers.dev/api/v1/search?country=all&limit=10&q=digital+asset");
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 $0.01 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.01"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://law-mcp.toulaw.workers.dev/api/v1/search?country=all&limit=10&q=digital+asset")
    print(res.status_code, res.text)