BeeL. API

Invoicing API for businesses in Spain with VeriFactu compliance.

BeeL. is an invoicing platform for businesses in Spain. The API lets you programmatically manage the full invoice lifecycle — from creation to payment — with built-in VeriFactu compliance.

First steps

If you're new to BeeL, start here.

Authentication

Get an API key, pick an environment, make your first authenticated request.

Idempotency

Use Idempotency-Key to retry safely without duplicates.

API Reference

Browse every endpoint, schema, and enum value.

Highlights

VeriFactu

Spanish AEAT compliance — automatic chained submission, signed registros.

Stripe Connect

Auto-generate official invoices from Stripe payments. Fiscal Mirror — no recalculation.

Corrective invoices

R1–R5 rectificativas with PARTIAL/TOTAL flow and worked examples.

International customers

Intra-EU B2B, B2C with OSS, exports, services to non-EU — every scenario with payloads.

Webhooks

Real-time notifications: invoice.issued, verifactu.status.updated, and more.

Glossary

Spanish ↔ English fiscal terms with the matching API field for each one.


Base URL	`https://app.beel.es/api/v1`
Auth	`Authorization: Bearer beel_sk_*`
Format	JSON (REST)
Environments	Sandbox (`beel_sk_test_`) + Production (`beel_sk_live_`) — same URL, the key prefix routes

Submission to AEAT becomes mandatory for Corporate Tax payers on 2027-01-01 and for the rest of issuers (sole traders, professionals) on 2027-07-01. BeeL. handles the chain, signature, and submission today — see Auto-submit policy.

API plan required for full API access, webhooks, and idempotency support. The sandbox is free and unlimited, so you can build the whole integration before you pay — see Pricing.

Quickstart in 60 seconds

curl https://app.beel.es/api/v1/companies/{company_id}/invoices \
  -H "Authorization: Bearer beel_sk_test_your_key_here"

const response = await fetch('https://app.beel.es/api/v1/companies/{company_id}/invoices', {
  headers: { Authorization: `Bearer ${process.env.BEEL_API_KEY}` },
});
const { data } = await response.json();

import os, requests

response = requests.get(
    'https://app.beel.es/api/v1/companies/{company_id}/invoices',
    headers={'Authorization': f"Bearer {os.environ['BEEL_API_KEY']}"},
)
data = response.json()['data']

HttpClient client = HttpClient.newHttpClient();
HttpRequest request = HttpRequest.newBuilder()
    .uri(URI.create("https://app.beel.es/api/v1/companies/{company_id}/invoices"))
    .header("Authorization", "Bearer " + System.getenv("BEEL_API_KEY"))
    .GET()
    .build();
HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());

Need help?

Reach the BeeL. team

Write to it@beel.es — we typically respond within a few hours on business days. API plan users get priority support.

Status: status.beel.es — API uptime and incidents
Changelog: /changelog — every breaking + non-breaking change