CachyOS Apps

Install Jan on CachyOS

An open source alternative to ChatGPT that runs 100% offline on your computer. Multiple engine support (llama.cpp, TensorRT-LLM).(Prebuilt version).

From the official CachyOS repo. Install with pacman, no AUR helper needed.

Reviewed Nov 2, 2026 · independent guide

How do I install Jan on CachyOS?

Run this in a terminal, then open Jan from your app menu:

sudo pacman -S jan-bin

jan-bin is in the cachyos repo, the CachyOS project's own package repository, so pacman installs it directly with no AUR helper and no build script. The package is signed with the CachyOS repository key, and pacman checks the signature before it installs.

What should I do after installing Jan?

  1. Open Jan from your app menu.
  2. Or run jan in a terminal.
  3. Run pacman -Qi jan-bin to see the installed version and the optional dependencies.

How do I update or remove Jan?

Update:

sudo pacman -Syu

Remove:

sudo pacman -Rns jan-bin

What is Jan?

Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.

Package description: An open source alternative to ChatGPT that runs 100% offline on your computer. Multiple engine support (llama.cpp, TensorRT-LLM).(Prebuilt version)

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    From GitHub

    janhq/jan · ★ 45,225 stars · last commit Oct 31, 2026 · latest release Oct 28, 2026

    Real issues opened by users on the project's GitHub, shown as written with a link to each one. 10 most reacted issues opened in the last two years plus the 5 newest issues, bots, pull requests, non English and political posts skipped, capped at 15 per repo. Fetched Nov 1, 2026.

    1. feat: Jan is distributed via flatpakClosed

      AppImage distribution got a lot of problems on different linux distro can't start on Arch can't start on opensuse Jan will be distributed via flatpak.

      @david-menloai · · 24 reactions · 24 comments · View on GitHub

    2. bug: MLX models fail to load in 0.7.9 on macOS Apple Silicon (Failed to load the default metallib), but work in 0.7.8Closed

      Version: 0.7.9 MLX models fail to load on macOS Tahoe Apple Silicon (Mac mini M4) in Jan 0.7.9. On my machine, the same MLX model worked in Jan 0.7.8, but after updating to 0.7.9 it consistently crashes during model startup with: MLX error: Failed to load the default metallib.…

      @nassifdu · · 13 reactions · 12 comments · View on GitHub

    3. idea: Native ARM64 Support and Snapdragon NPU Integration for WindowsClosed

      While Jan currently runs on Windows devices with Snapdragon Elite chips through emulation, it's not optimized for the ARM64 architecture. This means we're not taking full advantage of the native performance capabilities of these chips. Additionally, the Snapdragon NPU (Neural…

      @Jasonthefirst · · 12 reactions · 15 comments · View on GitHub

    4. bug: Unable to connect Jan to remote Ollama LLMsClosed

      0.6.1 Description: Multiple users report that Jan doesn't support Ollama LLMs out of the box: Attempts to add Ollama as a custom provider using various base URLs (e.g., etc.) have failed. No clear documentation or successful connection path is available for using remote Ollama…

      @eckartal · · 11 reactions · 12 comments · View on GitHub

    5. bug: Incorrect Formatting in messages to Claude APIClosed

      0.5.15 I just upgraded from 0.5.14 and since this update there is a clear issue with response formatting for interactions with the Claude API. Reproducible on multiple machines. Version 0.5.15 This becomes far worse if you are expecting a nicely formatted response with lists and…

      @piasnikj · · 10 reactions · 3 comments · View on GitHub

    6. bug: Jan does not download models in version v0.7.8Open

      Version: 0.7.8 When I got to the Hub and select a model to download, it stays stall in Initializing Download. Also, there's no message in the console. I tested in versions 0.7.6 and 0.7.7 and it was working there. 1. Go to the Hub 2. Select a model to download 3. Check the…

      @squassina · · 10 reactions · 32 comments · View on GitHub

    7. feat: Add reasoning effort configuration for reasoning modelsOpen

      Jan should provide users with an option to configure the reasoning effort level when using reasoning models (like o1, Claude-3.5-Sonnet with reasoning, etc.). This would allow users to control the trade-off between response quality and speed/cost. Users can select different…

      @louis-jan · · 10 reactions · 8 comments · View on GitHub

    8. bug: Failed to run Deep Seek R1 modelsClosed

      0.5.14 Hey, I wanted to try out DeepSeek R1 on Jan. Downloaded from The Model downloaded and installed fine. I can load and run it, but it creates unexpected results: The website states to configure the prompt: Do not forget about and tokens! - Or use a chat template formatter I…

      @ron-1986 · · 9 reactions · 7 comments · View on GitHub

    9. idea: MLX supportClosed

      Jan does not currently support MLX as an inference engine. This limits compatibility for users on Apple Silicon who want to leverage MLX's optimized performance on local models. User comments: Integrate MLX as a selectable inference backend, allowing users to run models directly…

      @eckartal · · 9 reactions · 5 comments · View on GitHub

    10. idea: Make openclaw optional downloadClosed

      Forced Install of openclaw without my consent Don't like the tool, and don't want it. Add option to not have it installed in the first place. As well as an option to remove it after the fact. Reverting back to an older version till you guys sort this garbage out.

      @Flow-dev0 · · 9 reactions · 2 comments · View on GitHub

    11. bug: Pascal GPUs crash on every model load in v0.8.8 (CUDA 13 engine has no sm_61 code)Open

      Version: v0.8.8 (also seen on v0.8.7) OS: Windows GPU: NVIDIA Quadro P2000 with Max-Q Design (4 GB, compute capability 6.1, Pascal) plus Intel UHD Graphics P630 Driver: 582.78 (CUDA 13.0) On a Pascal GPU, every model load that touches the CUDA device crashes the engine with:…

      @thinhlpg · · 0 comments · View on GitHub

    12. Installing Jan to allusersOpen

      Hi! I couldn't figure this out, so I wanted to ask: Is there a way to install Jan for all users? I need to deploy Jan silently for all users. I tried using /S for a silent install and /D to change the installation directory. This partially works, but it doesn't create a desktop…

      @szyszekxd · · 0 comments · View on GitHub

    13. bug: Jan messing up gpu paramatetersOpen

      Version: 0.8.8 Uhhhhh the uhd graphics have a compute capability 7.5.... excuse me?

      @winhonrgb · · 0 comments · View on GitHub

    14. bug: Drag and Drop to Jan chat window does not workOpen

      Version: e.g. 0.5.x-xxx 0.8.7 Drag and Drop png jpg pdf straight to the chat window on mac does not work ! I have chat with visual models loaded and drag and drop does not work !. I dont know i its a glitch or missing feature. But its needed ! Its so hard to use it without it…

      @computerworxdev · · 0 comments · View on GitHub

    15. idea: Group Creation in Left Chat columnOpen

      Chats can not be GROUPED NOW We need to be able to create GROUPS just like projects. But GROUPS FOR CHATS It will help to keep it organized and help to find them in well organized structure. for example: I create group WORK: and create chats in that group related to work, group…

      @computerworxdev · · 0 comments · View on GitHub

    Jan on CachyOS: questions

    Is Jan in the official CachyOS repo?

    Yes. The jan-bin package is in the cachyos repo, version 0.8.4-2, built 2026-08-26. Install it with sudo pacman -S jan-bin.

    Do I need an AUR helper for Jan?

    No. It comes from the cachyos repo, so plain pacman installs and updates it, and sudo pacman -Syu keeps it current.

    What is the Jan command?

    jan. The package is called jan-bin.