KoboldCpp
GitHub

Run AI models locally with KoboldCpp

KoboldCpp runs AI models on your own computer. Write stories, roleplay chat, generate music, and make images for free. One file, no install.

Free and open source · Works offline · Official downloads on GitHub

KoboldAI Lite in the Corpo theme: comparing two images with vision.
KoboldAI Lite in the Aesthetic theme: a roleplay chat.
KoboldCpp runs on Windows, Linux and macOS. KoboldAI Lite WebUI runs on any browser.

Start in three steps

  1. Download KoboldCpp

    One file from the official GitHub releases. There is no installer.

  2. Choose a model

    Pick a ready-made template in the launcher, or download compatible GGUF model files.

  3. Launch and chat

    Click Launch. KoboldAI Lite opens in your browser, ready to chat.

New to this? The beginner guide shows every click, with screenshots.

What you can do

KoboldCpp supports hundreds of GGUF AI models. Everything runs locally on your computer, with an NVIDIA, AMD, Intel or Apple Silicon graphics chip, or on the CPU alone.

  • Chat and write

    Ask the AI questions, roleplay chat, write stories and generate text adventures. Supports Tavern character card imports.

  • Images

    Make and edit pictures with Stable Diffusion, Flux, Qwen Image and other AI image generation models.

  • Speech and music

    Talk instead of typing, hear replies read aloud with voice cloning, and create songs and music from scratch.

  • Connect other apps

    SillyTavern and apps made for the OpenAI, Ollama or Anthropic APIs can connect and use KoboldCpp as their AI.

All features in the wiki