---
title: "Jan v0.6.10: Auto Optimize, custom backends, and vision model imports"
version: 0.6.10
description: "New experimental Auto Optimize feature, custom llama.cpp backend support, vision model imports, and critical bug fixes"
date: 2025-09-18
ogImage: "/assets/images/changelog/jan-v0.6.10-auto-optimize.gif"
---

import ChangelogHeader from "@/components/Changelog/ChangelogHeader"
import { Callout } from 'nextra/components'

<ChangelogHeader title="Jan v0.6.10: Auto Optimize, custom backends, and vision model imports" date="2025-09-18" ogImage="/assets/images/changelog/jan-v0.6.10-auto-optimize.gif" />

## Highlights 🎉

- **Auto Optimize**: One-click hardware-aware performance tuning for llama.cpp.
- **Custom Backend Support**: Import and manage your preferred llama.cpp versions.
- **Import Vision Models**: Seamlessly import and use vision-capable models.

### 🚀 Auto Optimize (Experimental)

**Intelligent performance tuning** — Jan can now apply the best llama.cpp settings for your specific hardware:
- **Hardware analysis**: Automatically detects your CPU, GPU, and memory configuration
- **One-click optimization**: Applies optimal parameters with a single click in model settings

<Callout type="info">
Auto Optimize is currently experimental and will be refined based on user feedback. It analyzes your system specs and applies proven configurations for optimal llama.cpp performance.
</Callout>

### 👁️ Vision Model Imports

<img src="/assets/images/changelog/jan-import-vlm-model.gif" alt="Vision Model Import Demo" width="600" />

**Enhanced multimodal support** — Import and use vision models seamlessly:
- **Direct vision model import**: Import vision-capable models from any source
- **Improved compatibility**: Better handling of multimodal model formats

### 🔧 Custom Backend Support

**Import your preferred llama.cpp version** — Full control over your AI backend:
- **Custom llama.cpp versions**: Import and use any llama.cpp build you prefer
- **Version flexibility**: Use bleeding-edge builds or stable releases
- **Backup CDN**: New CDN fallback when GitHub downloads fail
- **User confirmation**: Prompts before auto-updating llama.cpp

Update your Jan or [download the latest](https://jan.ai/).

For the complete list of changes, see the [GitHub release notes](https://github.com/janhq/jan/releases/tag/v0.6.10).