Datos de empresas · x402

ch-uid

Validación de un número UID / IVA suizo (MWST/TVA/IVA) frente al registro oficial UID de la Oficina Federal de Estadística (UID-Register, uid-wse). Devuelve la comprobación de formato (mod-11), el estado en el registro, la razón social, la forma jurídica, la dirección y el estado mercantil y de IVA. Los nombres de autónomos se ocultan.

0.003 USDC / llamada · {atomic} atómico · 3000 atomic

Endpoint

GET|POST https://x402-gateway.forge-x402.workers.dev/api/ch-uid
Herramienta MCP:: ch_uid

Parámetros

Nombre	Obligatorio	Tipo	Descripción
`uid`	Obligatorio	string	Swiss UID, e.g. CHE-105.829.940 or CHE105829940 MWST

Ejemplo de petición (sin pagar — se espera 402)

curl -sS -D - "https://x402-gateway.forge-x402.workers.dev/api/ch-uid?uid=CHE-105.829.940"

Ejemplo de desafío 402

El mismo objeto se envía también como cabecera PAYMENT-REQUIRED en base64. Las cantidades son unidades atómicas de USDC (6 decimales).

{
  "x402Version": 2,
  "error": "Payment required",
  "resource": {
    "url": "https://x402-gateway.forge-x402.workers.dev/api/ch-uid",
    "description": "Swiss UID / VAT (MWST/TVA/IVA) number validation against the official Swiss Federal Statistical Office UID register (UID-Register, uid-wse). Returns format check (mod-11), register status, legal name, legal form, address, commercial-register and VAT status. Sole-proprietor names are masked.",
    "mimeType": "application/json"
  },
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "amount": "3000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "payTo": "0x7B8bf45ac6AcbA6D4CFB626b57D3f5fF3C9C89F7",
      "maxTimeoutSeconds": 120,
      "extra": {
        "name": "USD Coin",
        "version": "2"
      }
    }
  ]
}

Reintentar con pago

curl -sS "https://x402-gateway.forge-x402.workers.dev/api/ch-uid?uid=CHE-105.829.940" \
  -H "PAYMENT-SIGNATURE: $PAYMENT"

Ejemplo de respuesta

{
  "uid": "CHE-105.829.940",
  "uidFormatValid": true,
  "found": true,
  "isActive": true,
  "name": "Migros-Genossenschafts-Bund",
  "legalForm": "Cooperative (Genossenschaft)",
  "vat": {
    "registered": true,
    "active": true
  }
}

Demo / muestra gratuita

La pasarela original no sirve ?demo=1. Una muestra etiquetada de esta herramienta está publicada en este hub como fichero estático (no son datos en vivo, no se cobra).

curl -sS "https://agent-hub.dentreprise.workers.dev/demo/ch-uid.json"

Respuesta de demo etiquetada

{
  "demo": true,
  "demo_label": "DEMO / SAMPLE — not live data. This is a labelled example response and was not charged.",
  "charged": false,
  "tool": "/api/ch-uid",
  "docs": "https://agent-hub.dentreprise.workers.dev/tools/ch-uid/",
  "how_to_get_live_data": "Call the live URL on the original gateway with an x402 v2 client (@x402/fetch or the Python package x402). This file is a labelled sample only.",
  "sample": {
    "uid": "CHE-105.829.940",
    "uidFormatValid": true,
    "found": true,
    "isActive": true,
    "name": "Migros-Genossenschafts-Bund",
    "legalForm": "Cooperative (Genossenschaft)",
    "vat": {
      "registered": true,
      "active": true
    }
  }
}

JavaScript — @x402/fetch

Cliente oficial x402 v2. Instale @x402/fetch y @x402/evm. El nombre de paquete antiguo x402-fetch es la línea v1 obsoleta y no debe usarse con estos endpoints.

import { wrapFetchWithPaymentFromConfig } from "@x402/fetch";
import { ExactEvmScheme } from "@x402/evm";
import { privateKeyToAccount } from "viem/accounts";

// Official x402 v2 client. The older package name "x402-fetch" is the deprecated v1 line.
const account = privateKeyToAccount(process.env.EVM_PRIVATE_KEY);
const fetchWithPayment = wrapFetchWithPaymentFromConfig(fetch, {
  schemes: [{ network: "eip155:8453", client: new ExactEvmScheme(account) }],
});

const res = await fetchWithPayment(
  "https://x402-gateway.forge-x402.workers.dev/api/ch-uid?uid=CHE-105.829.940"
);
console.log(await res.json());

Python — x402

Paquete oficial de PyPI x402. Use x402HttpxClient (async) o x402_requests (sync) tras register_exact_evm_client con EthAccountSigner.

import asyncio
import os
from eth_account import Account
from x402 import x402Client
from x402.http.clients import x402HttpxClient
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Official PyPI package: x402
account = Account.from_key(os.environ["EVM_PRIVATE_KEY"])
client = x402Client()
register_exact_evm_client(client, EthAccountSigner(account))

async def main():
    async with x402HttpxClient(client) as http:
        res = await http.get("https://x402-gateway.forge-x402.workers.dev/api/ch-uid?uid=CHE-105.829.940")
        print(res.json())

asyncio.run(main())

# Sync alternative:
# from x402 import x402ClientSync
# from x402.http.clients import x402_requests
# client = x402ClientSync()
# register_exact_evm_client(client, EthAccountSigner(account))
# with x402_requests(client) as session:
#     print(session.get("https://x402-gateway.forge-x402.workers.dev/api/ch-uid?uid=CHE-105.829.940").json())

Servidor MCP — forge-agent-mcp

stdio cubre el catálogo completo (ambos hosts de API). Clone forge-agent-mcp y apunte su cliente MCP a src/server.mjs. El remoto Streamable HTTP alojado en la pasarela original sigue exponiendo solo las herramientas de esa pasarela.

{
  "mcpServers": {
    "forge-agent-hub": {
      "command": "node",
      "args": ["/path/to/forge-agent-mcp/src/server.mjs"]
    },
    "forge-agent-api": {
      "url": "https://x402-gateway.forge-x402.workers.dev/mcp",
      "transport": "streamable-http"
    }
  }
}

Contenedor de herramienta LangChain

Envuelva los mismos clientes x402 como herramienta LangChain con DynamicStructuredTool (@langchain/core) o @tool (langchain_core).

import { DynamicStructuredTool } from "@langchain/core/tools";
import { z } from "zod";
import { wrapFetchWithPaymentFromConfig } from "@x402/fetch";
import { ExactEvmScheme } from "@x402/evm";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.EVM_PRIVATE_KEY);
const fetchWithPayment = wrapFetchWithPaymentFromConfig(fetch, {
  schemes: [{ network: "eip155:8453", client: new ExactEvmScheme(account) }],
});

export const ch_uid = new DynamicStructuredTool({
  name: "ch_uid",
  description: "Swiss UID / VAT (MWST/TVA/IVA) number validation against the official Swiss Federal Statistical Office UID register (UID-Register, uid-wse).",
  schema: z.object({}),
  func: async (input) => {
    const res = await fetchWithPayment("https://x402-gateway.forge-x402.workers.dev/api/ch-uid" + "?" + new URLSearchParams(input));
    return JSON.stringify(await res.json());
  },
});

import os
from langchain_core.tools import tool
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

account = Account.from_key(os.environ["EVM_PRIVATE_KEY"])
client = x402ClientSync()
register_exact_evm_client(client, EthAccountSigner(account))

@tool
def ch_uid() -> str:
    """Swiss UID / VAT (MWST/TVA/IVA) number validation against the official Swiss Federal Statistical Office UID register (UID-Register, uid-wse)."""
    with x402_requests(client) as session:
        return session.get("https://x402-gateway.forge-x402.workers.dev/api/ch-uid").text

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Validador UID / IVA suizo — también en la tienda de Apify

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