120.dev
Cross-platform native desktop client for chatting with 500+ AI models using your own API keys, with local, private storage.
What it does
120.dev builds high-performance native applications with AI integrated into the core workflow. Its flagship, 120 AI Chat, is a native macOS/Windows/Linux app that connects to 500+ AI models through your own API keys, so there are no monthly fees. Conversations are stored locally on the device for privacy, and the app runs smoothly at up to 120FPS.
Core features
Native apps for macOS, Windows, and Linux
Access to 500+ AI models via your own API keys
Multi-threaded, side-by-side model comparison
Local, private conversation storage
Prompt library and generation controls
Image generation, web search, and document chat
Best for
→Comparing multiple AI models in one interface
→Chatting with AI without subscription fees
→Keeping AI conversations private and local
→Running local LLMs via Ollama or LM Studio