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About
Jan is an open source alternative to ChatGPT that runs 100% offline on your computer. Features Jan is actively maintained by Menlo Research. Feedback, bug reports and feature requests are welcomed through GitHub. - Local AI models: Run LLMs such as Llama, Gemma, Qwen and others on your device - Optional cloud access: Connect to services like OpenAI, Anthropic, Gemini and Groq when internet-based models are required - Custom assistants: Create tailored assistants for writing, coding, summarizing and more - OpenAI-compatible API: Includes a local API server at localhost:1337 for tools expecting the OpenAI format - MCP support: Integrates the Model Context Protocol for enhanced workflows and tooling - Privacy-aware design: Jan works offline by default. Cloud access is optional and user-controlled
Changelog
Backend-managed settings and credentials with OS keyring support, native web_search/web_fetch via tauri-plugin-websearch, built-in extension bundling, per-model chat template kwargs, OpenAI-compatible translating gateway with Responses API, chain-of-thought duration persistence, MCP duplicate serve guard, multi-provider API key rotation, and a large batch of chat, RAG, and desktop fixes
Additional information
- Developer
- Menlo Research Pte. Ltd.
- License
- Apache-2.0
- Category
- Education
- Size
- 84.1 MB
- Homepage
- https://jan.ai/
- Available via
- Flathub (Flatpak), AppImage, AUR, AUR (bin build), AUR (git build), Nixpkgs
- Catalog data as of
- 9/3/2026 (dataset snapshot date — per-app update dates aren't tracked yet)