AI UX Customizer is a project that provides a suite of userscripts to enhance the user experience of various AI chat services.
It integrates powerful theme and navigation features into a single codebase, allowing you to share settings across platforms.
- Updated
AI UX Customizer(1.4.7 -> 1.4.9) - Updated
Quick Text Buttons(3.3.7 -> 3.3.8) - Updated
Gemini Default Model Setter(1.2.6 -> 1.3.0)
- Updated
AI UX Customizer(1.4.5 -> 1.4.7) - Updated
Quick Text Buttons(3.3.5 -> 3.3.7) - Updated
Gemini Default Model Setter(1.2.4 -> 1.2.6)
- Updated
AI UX Customizer(1.4.2 -> 1.4.5) - Updated
Quick Text Buttons(3.3.2 -> 3.3.5) - Updated
Gemini Default Model Setter(1.2.2 -> 1.2.4)
A userscript that adds powerful theming, UI customization, and advanced navigation features to AI chat UIs.
Important
Migration Notice for Old Script Users
If you are currently using the standalone ChatGPT UX Customizer (GPTUX) or Gemini UX Customizer (GGGUX), you must disable or delete them to prevent conflicts. Your current settings can be safely transferred to this new unified version.
| Platform | GitHub | Greasy Fork | Version | Last Updated | Changelog |
|---|---|---|---|---|---|
| ChatGPT Gemini |
 |
 |
1.4.9 | 2026-05-31 | View |
View Detailed Features & Manual for AI UX Customizer
Note: The pencil icon in the input area belongs to Quick Text Buttons (QTB), a separate userscript. It allows you to insert predefined text or prompts with a single click. Using QTB alongside AIUXC provides a highly efficient chat experience.
Adds customizable text buttons to paste frequently used prompts into [ChatGPT/Gemini/Claude] inputs. Efficiently manage your snippets and templates by category and profile.
| Platform | GitHub | Greasy Fork | Version | Last Updated | Changelog |
|---|---|---|---|---|---|
| ChatGPT Gemini Claude |
|
|
3.3.8 | 2026-05-31 | View |
View Detailed Features & Manual for Quick Text Buttons
Automatically forces Google Gemini to use your preferred specific model (e.g., "Flash" or "Pro") upon page load, URL change, or tab return. Sets the initial state but allows you to seamlessly switch models manually if needed mid-task.
| Platform | GitHub | Greasy Fork | Version | Last Updated | Changelog |
|---|---|---|---|---|---|
| Gemini | |
|
1.3.0 | 2026-05-31 | View |
View Detailed Features & Manual for Gemini Default Model Setter
- Please install Tampermonkey or any userscript management tool in your browser.
- Click the "Download" or "Install" link for the script you wish to use. The Greasy Fork version is recommended if you want automatic updates.
- As a precaution, export your settings.
- Open the script to be updated in the Tampermonkey dashboard and replace the entire content with the latest version, then save. (The Greasy Fork version updates automatically).
- These scripts are designed for desktop browsers and does not support mobile environments.
- These scripts are primarily developed and tested on Firefox with Tampermonkey.
- It is also confirmed to work on Chromium-based browsers, but testing on these platforms is less extensive.
MIT License