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API v2.1

Build seamless
financial integrations

MagniFinance API enables you to automate invoicing, manage fiscal documents, and integrate tax communication seamlessly into your business workflow.

99.9%Uptime
<100msResponse Time
REST & SOAPProtocols
create-invoice.json
{
  "type": "FT",
  "client": {
    "name": "Acme Corporation",
    "vatNumber": "PT123456789"
  },
  "items": [{
    "description": "Premium Service",
    "quantity": 1,
    "unitPrice": 1500.00,
    "vatRate": 23
  }]
}

Trusted by businesses across Portugal

50,000+Active Users
10M+Documents Issued
AT CertifiedTax Authority
Developer Experience

Built for developers

Clean, consistent APIs with comprehensive documentation. Get up and running in minutes, not days.

REST & SOAP

Choose your preferred protocol. Both fully documented with examples.

Secure by Design

OAuth 2.0 authentication with encrypted data transmission.

Lightning Fast

Sub-100ms response times with 99.9% uptime SLA.

Sandbox Environment

Test your integration risk-free before going live.

Ready to get started?

Contact our team to get access to a free Sandbox Account and start building your integration today.