Service Discovery Audit

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.blockchainmoneymap.com/api/x402/service-discovery-audit' \
  -H 'content-type: application/json' \
  --data-raw '{"discovery_documents":{"agent_manifest":{"tools":[{"endpoint":"https://api.blockchainmoneymap.com/api/x402/wallet-snapshot","id":"wallet_snapshot"}]},"llms_text":"Wallet Snapshot (wallet_snapshot): POST /api/x402/wallet-snapshot; 0.01 USDC on base","x402":{"resources":[{"id":"wallet_snapshot","path":"/api/x402/wallet-snapshot","price":{"amount":"0.01","currency":"USDC","network":"base"}}]}},"expected_currency":"USDC","expected_price":"0.01","expected_resource_path":"/api/x402/wallet-snapshot","network":"base","service_url":"https://api.blockchainmoneymap.com"}'

# 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://api.blockchainmoneymap.com/api/x402/service-discovery-audit' \
  -H 'content-type: application/json' \
  --data-raw '{"discovery_documents":{"agent_manifest":{"tools":[{"endpoint":"https://api.blockchainmoneymap.com/api/x402/wallet-snapshot","id":"wallet_snapshot"}]},"llms_text":"Wallet Snapshot (wallet_snapshot): POST /api/x402/wallet-snapshot; 0.01 USDC on base","x402":{"resources":[{"id":"wallet_snapshot","path":"/api/x402/wallet-snapshot","price":{"amount":"0.01","currency":"USDC","network":"base"}}]}},"expected_currency":"USDC","expected_price":"0.01","expected_resource_path":"/api/x402/wallet-snapshot","network":"base","service_url":"https://api.blockchainmoneymap.com"}' \
  | 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 $0.25 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.25" });
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 $0.25 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.blockchainmoneymap.com%2Fapi%2Fx402%2Fservice-discovery-audit&method=POST
const res = await pay("https://api.blockchainmoneymap.com/api/x402/service-discovery-audit", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "discovery_documents": {
      "agent_manifest": {
        "tools": [
          {
            "endpoint": "https://api.blockchainmoneymap.com/api/x402/wallet-snapshot",
            "id": "wallet_snapshot"
          }
        ]
      },
      "llms_text": "Wallet Snapshot (wallet_snapshot): POST /api/x402/wallet-snapshot; 0.01 USDC on base",
      "x402": {
        "resources": [
          {
            "id": "wallet_snapshot",
            "path": "/api/x402/wallet-snapshot",
            "price": {
              "amount": "0.01",
              "currency": "USDC",
              "network": "base"
            }
          }
        ]
      }
    },
    "expected_currency": "USDC",
    "expected_price": "0.01",
    "expected_resource_path": "/api/x402/wallet-snapshot",
    "network": "base",
    "service_url": "https://api.blockchainmoneymap.com"
  }),
});
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 $0.25 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.25"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://api.blockchainmoneymap.com/api/x402/service-discovery-audit",
        json={
            "discovery_documents": {
                "agent_manifest": {
                    "tools": [
                        {
                            "endpoint": "https://api.blockchainmoneymap.com/api/x402/wallet-snapshot",
                            "id": "wallet_snapshot",
                        },
                    ],
                },
                "llms_text": "Wallet Snapshot (wallet_snapshot): POST /api/x402/wallet-snapshot; 0.01 USDC on base",
                "x402": {
                    "resources": [
                        {
                            "id": "wallet_snapshot",
                            "path": "/api/x402/wallet-snapshot",
                            "price": {
                                "amount": "0.01",
                                "currency": "USDC",
                                "network": "base",
                            },
                        },
                    ],
                },
            },
            "expected_currency": "USDC",
            "expected_price": "0.01",
            "expected_resource_path": "/api/x402/wallet-snapshot",
            "network": "base",
            "service_url": "https://api.blockchainmoneymap.com",
        },
    )
    print(res.status_code, res.text)