One API Key,
Endless Possibilities

Unified API gateway for AI models, address purification, image generation, audio transcription, and more. Pay-as-you-go, OpenAI-compatible.

Get Started Documentation

npx @leaperone/cli auth login

Platform Capabilities

Production-ready API infrastructure so you can focus on your product

AI Chat & Responses

OpenAI-compatible endpoints for chat completions and responses. Multi-provider routing with automatic fallback.

Image Generation

Generate images via a unified API. Supports reference images, multiple sizes, batch generation, and async webhooks.

Address Purification

22 endpoints for address extraction, structuring, correction, geocoding, and more. Perfect for logistics and e-commerce.

API Key Management

Create and manage API keys (sk-*) in the Dashboard. Support for multiple keys, instant revocation, and recovery.

Credit-based Billing

Pay-as-you-go with transparent pricing. Purchased and promotional credits managed separately, real-time usage tracking.

Webhook Callbacks

Automatic notifications when async tasks complete. Custom callback URLs with built-in retry for reliable delivery.

How It Works

Get started in four simple steps

Sign Up

Quick login via GitHub or Google. CLI Device Flow authentication also supported.

Get an API Key

Generate sk-* format API keys in the Dashboard, or manage them via CLI.

Call the API

Use the unified RESTful API for AI models, address services, image generation, and more.

Pay as You Go

Credits are deducted per call based on actual usage. Transparent billing, check anytime.

Developer Friendly

From install to first API call in under a minute

terminal

# Install & login

$ npx @leaperone/cli auth login

# Create an API key

$ npx @leaperone/cli apikey create --name my-app

# Call the API with your key

$ curl https://api.leaper.one/v1/chat/completions \
  -H "Authorization: Bearer sk-your-key" \
  -H "Content-Type: application/json" \
  -d '{"model":"gpt-4o-mini","messages":[{"role":"user","content":"Hello"}]}'

# Check your balance & usage

$ npx @leaperone/cli credit balance

# Browse available endpoints

$ npx @leaperone/cli endpoints list

One API Key,Endless Possibilities