Energy Eu Csrd Taxonomy Aligned

{
  "activities": [
    {
      "id": 287,
      "naceCodes": [
        "D35.11",
        "F42.22"
      ],
      "name": "Electricity generation using solar photovoltaic technology",
      "objectives": [
        {
          "id": 41,
          "name": "Climate change mitigation",
          "shortName": "Climate mitigation"
        },
        {
          "id": 42,
          "name": "Climate change adaptation",
          "shortName": "Climate adaptation"
        }
      ],
      "sector": "Energy"
    },
    {
      "id": 288,
      "naceCodes": [
        "D35.11",
        "F42.22"
      ],
      "name": "Electricity generation using concentrated solar power (CSP) technology",
      "objectives": [
        {
          "id": 41,
          "name": "Climate change mitigation",
          "shortName": "Climate mitigation"
        },
        {
          "id": 42,
          "name": "Climate change adaptation",
          "shortName": "Climate adaptation"
        }
      ],
      "sector": "Energy"
    }
  ],
  "checkedAt": "2026-10-23T09:38:22.169Z",
  "count": 16,
  "query": {
    "activityId": null,
    "lang": "en",
    "nace": "D35.11",
    "objective": null,
    "q": null
  },
  "source": "https://webgate.ec.europa.eu/sft/api/v1/en/activities/matches"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://api.tradeenergy-api.workers.dev/api/energy/eu-csrd-taxonomy-aligned?nace=D35.11'

# 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://api.tradeenergy-api.workers.dev/api/energy/eu-csrd-taxonomy-aligned?nace=D35.11' \
  | 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 $0.002 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.002" });
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 $0.002 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.tradeenergy-api.workers.dev%2Fapi%2Fenergy%2Feu-csrd-taxonomy-aligned
const res = await pay("https://api.tradeenergy-api.workers.dev/api/energy/eu-csrd-taxonomy-aligned?nace=D35.11");
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 $0.002 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.002"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://api.tradeenergy-api.workers.dev/api/energy/eu-csrd-taxonomy-aligned?nace=D35.11")
    print(res.status_code, res.text)