Integration Documentation

Everything you need to integrate ZeroFi's zero-interest financing platform into your systems.

API Reference
Complete REST API documentation for integrating with ZeroFi

Authentication

Learn how to authenticate your API requests using OAuth 2.0

Endpoints

Browse all available API endpoints for financing applications

Webhooks

Set up webhooks to receive real-time updates

View API Docs
SDKs & Libraries
Official SDKs for popular programming languages

JavaScript/TypeScript

npm install @zerofi/sdk

Python

pip install zerofi

Java

Maven and Gradle support available

Browse SDKs
Integration Guides
Step-by-step guides for common integration scenarios

Bank Integration

Connect your core banking system with ZeroFi

Dealership Portal

Embed financing options directly into your sales process

Customer Application

Build a white-label financing application flow

View Guides
Developer Support
Get help from our developer community and support team

Community Forum

Ask questions and share solutions with other developers

Status Page

Check API uptime and service status

Contact Support

Reach out to our technical support team

Get Support
Quick Start
Get up and running with ZeroFi in minutes
// 1. Install the SDK
npm install @zerofi/sdk

// 2. Initialize the client
import { ZeroFi } from '@zerofi/sdk';

const client = new ZeroFi({
  apiKey: process.env.ZEROFI_API_KEY
});

// 3. Create a financing application
const application = await client.applications.create({
  customerId: 'cust_123',
  vehiclePrice: 25000,
  downPayment: 5000,
  term: 48
});