Ubixen IDE

🔑 Configure Judge0 CE API Key

To enable online compilation, you need a Judge0 CE API key from RapidAPI:

1. Visit Judge0 CE on RapidAPI
2. Subscribe to the API (free tier available)
3. Copy your X-RapidAPI-Key
4. Paste it below

⚠️ Your API key is stored locally in your browser and never sent to our servers.