La API de facturación electrónica DIAN que integra en 5 minutos.

curl -X POST https://api.emytu.com/v1/invoices \
  -H "Authorization: Bearer emytu_live_sec_994a..." \
  -H "Idempotency-Key: ord_77281_f92" \
  -H "Content-Type: application/json" \
  -d '{
    "numbering_prefix": "SETT",
    "customer": {
      "identification": "901234567",
      "dv": "8",
      "legal_name": "ACME Colombia S.A.S.",
      "email": "contabilidad@acme.co"
    },
    "payment_means": { "code": "10", "method": "cash" },
    "items": [
      {
        "sku": "SUB-PRO-01",
        "name": "Suscripción Software Anual",
        "quantity": 1,
        "price": 1200000,
        "tax_rate": 19.0
      }
    ]
  }'

import { EmytuClient } from '@emytu/sdk';

const emytu = new EmytuClient({ apiKey: process.env.EMYTU_API_KEY });

const invoice = await emytu.invoices.create({
  idempotencyKey: 'ord_77281_f92',
  numberingPrefix: 'SETT',
  customer: {
    identification: '901234567',
    dv: '8',
    legalName: 'ACME Colombia S.A.S.',
    email: 'contabilidad@acme.co',
  },
  paymentMeans: { code: '10', method: 'cash' },
  items: [
    {
      sku: 'SUB-PRO-01',
      name: 'Suscripción Software Anual',
      quantity: 1,
      price: 1_200_000,
      taxRate: 19.0,
    },
  ],
});

console.log(`Factura validada por DIAN: ${invoice.cufe}`);

import requests

response = requests.post(
    "https://api.emytu.com/v1/invoices",
    headers={
        "Authorization": "Bearer emytu_live_sec_994a...",
        "Idempotency-Key": "ord_77281_f92",
    },
    json={
        "numbering_prefix": "SETT",
        "customer": {
            "identification": "901234567",
            "dv": "8",
            "legal_name": "ACME Colombia S.A.S.",
            "email": "contabilidad@acme.co",
        },
        "payment_means": {"code": "10", "method": "cash"},
        "items": [{
            "sku": "SUB-PRO-01",
            "name": "Suscripción Software Anual",
            "quantity": 1,
            "price": 1200000,
            "tax_rate": 19.0,
        }],
    },
)

invoice = response.json()
print(f"Factura generada: {invoice['number']} - CUFE: {invoice['cufe']}")

<?php
use Illuminate\Support\Facades\Http;

$response = Http::withToken(config('services.emytu.secret'))
    ->withHeaders(['Idempotency-Key' => 'ord_77281_f92'])
    ->post('https://api.emytu.com/v1/invoices', [
        'numbering_prefix' => 'SETT',
        'customer' => [
            'identification' => '901234567',
            'dv' => '8',
            'legal_name' => 'ACME Colombia S.A.S.',
            'email' => 'contabilidad@acme.co',
        ],
        'payment_means' => ['code' => '10', 'method' => 'cash'],
        'items' => [[
            'sku' => 'SUB-PRO-01',
            'name' => 'Suscripción Software Anual',
            'quantity' => 1,
            'price' => 1200000,
            'tax_rate' => 19.0,
        ]],
    ]);

$invoice = $response->json();

package main

import (
    "bytes"
    "encoding/json"
    "net/http"
)

func emitInvoice() (*http.Response, error) {
    payload := map[string]interface{}{
        "numbering_prefix": "SETT",
        "customer": map[string]string{
            "identification": "901234567",
            "legal_name":     "ACME Colombia S.A.S.",
            "email":          "contabilidad@acme.co",
        },
    }
    body, _ := json.Marshal(payload)
    req, _ := http.NewRequest("POST", "https://api.emytu.com/v1/invoices", bytes.NewBuffer(body))
    req.Header.Set("Authorization", "Bearer emytu_live_sec_994a...")
    req.Header.Set("Idempotency-Key", "ord_77281_f92")
    return http.DefaultClient.Do(req)
}