OpenLeak

Free Claude API. Unlimited access. No rate limits. No credit card.

Quick Start Website Builder

Create

Website Builder

Describe your website and watch it come to life. 5 messages per API key.

OpenLeak AI Website Builder

5 messages

Key Lookup

Check Your Usage

Paste your API key to see how many tokens and requests you have used. Your key is never stored or logged by the frontend.

Integration

Quick Start

Free Claude Sonnet 4.5 API. Supports both OpenAI-compatible and Anthropic-compatible formats, so it works with any app that lets you override the API base URL.

Analytics

Real-Time Usage

API Keys

Total Requests

Total Tokens

Requests (7d)

Token Usage (7d)

Features

Everything you need

Lightning Fast

Sub-100ms response time with optimized routing

Secure

Encrypted keys with per-IP rate limiting

Drop-in API

Works with OpenAI SDK and Anthropic SDK

Free Unlimited

No rate limits, no credit card, no catch

How to Use OpenLeak

Step 1: Get Your Key

Go to openleak.fun → click Generate API Key → copy it.

Step 2: Verify It Works

After generating your key, you'll see a "Test with AI" box in the popup. Click the copy icon, paste it into your IDE's chat, and it will test the key for you. If you get a response, it works.

Step 3: Use It

Cursor (OpenAI format)

1. Settings → Models
2. Paste your key in OpenAI API Key
3. Turn on Override OpenAI Base URL → https://openleak.fun/v1
4. Use any model — it all routes to Claude

1Code (Anthropic format)

1. Settings → Override Model
2. Model name: claude-sonnet-4.5
3. API token: your key
4. Base URL: https://openleak.fun/

Any other tool (Cline, Continue, Aider, etc.)

OpenAI format → URL: https://openleak.fun/v1
Anthropic format → URL: https://openleak.fun/
Key: your key • Model: claude-sonnet-4.5

That's it.