Jan.ai Has a Free API — Run AI Models Locally with OpenAI-Compatible Endpoints

Jan is a free, open-source desktop app that lets you run AI models locally on your machine with an OpenAI-compatible API . That means any code using the OpenAI SDK works with Jan — just change the base URL. No API keys. No usage fees. No data leaving your machine. Why Use Jan? 100% local — your data never leaves your computer OpenAI-compatible — drop-in replacement for OpenAI API GPU accelerated — uses your NVIDIA/AMD/Apple Silicon GPU Model hub — download Llama, Mistral, Phi, Gemma with one click Free forever — no subscription, no token limits Quick Setup 1. Install Jan Download from jan.ai for Mac, Windows, or Linux. Or via CLI: # macOS brew install --cask jan # Or download AppImage for Linux wget https://github.com/janhq/jan/releases/latest/download/jan-linux-x86_64.AppImage chmod +x jan-linux-x86_64.AppImage 2. Download a Model In Jan UI: Hub → Search for model → Download Popular choices: Llama 3.1 8B — great general-purpose (needs 8GB RAM) Mistral 7B — fast and capable Phi-3 Mini