Entreprise Facturation Prep

{
  "adressage": {
    "etablissements": [
      {
        "adresse": "59 RUE LA FAYETTE 75009 PARIS",
        "est_siege": true,
        "etat_administratif": "actif",
        "siret": "55203253400703"
      }
    ],
    "nombre_etablissements": 19,
    "siege": {
      "adresse": "59 RUE LA FAYETTE 75009 PARIS",
      "code_postal": "75009",
      "commune": "PARIS",
      "siret": "55203253400703"
    }
  },
  "avertissements": [],
  "calendrier_reforme": {
    "base_calcul": "catégorie d'entreprise INSEE : GE",
    "emission_obligatoire_depuis": "2026-09-01",
    "reception_obligatoire_depuis": "2026-09-01"
  },
  "data_freshness": "identité : stock Sirene mensuel (2026-07-01)",
  "destinataire": {
    "activite_principale": "70.10Z",
    "categorie_entreprise": "GE",
    "denomination": "DANONE",
    "etat_administratif": "actif",
    "nature_juridique": "5599"
  },
  "disclaimer": "Données de préparation fournies à titre indicatif ; Sirenic n'émet, ne transmet ni ne route aucune facture, et ne confirme pas l'enregistrement du destinataire sur le PPF ou une PDP. / Preparation data provided for guidance only; Sirenic does not issue, transmit or route any invoice, and does not confirm the recipient's registration on the PPF or any accredited platform (PDP).",
  "siren": "552032534",
  "statut_diffusion": "totale",
  "tva": {
    "numero_intracommunautaire_calcule": "FR27552032534"
  }
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://api.sirenic.eu/v1/entreprise/:siren/facturation-prep'

# 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.sirenic.eu/v1/entreprise/:siren/facturation-prep' \
  | 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 $0.02 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.02" });
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 $0.02 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.sirenic.eu%2Fv1%2Fentreprise%2F%3Asiren%2Ffacturation-prep
const res = await pay("https://api.sirenic.eu/v1/entreprise/:siren/facturation-prep");
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 $0.02 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.02"})
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.sirenic.eu/v1/entreprise/:siren/facturation-prep")
    print(res.status_code, res.text)