Customize backgrounds and fonts for your favorite LLMs. Currently supports ChatGPT, Gemini, and Claude with more on the way.
Users
19
+1 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
3
0 in 30 days
Store rank
#152K
#126K among extensions
Version
1.0.0
updated 4 Mar 2026
Users
monthly, 8 months
Latest, 15 Oct 2026:19 usersMove the mouse over the chart for any month
Ratings count
monthly, 8 months
Latest, 15 Oct 2026:3 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About LLMural
LLMural lets you personalize the look of your favorite AI chat platforms — ChatGPT (chatgpt.com), Google Gemini (gemini.google.com), and Claude (claude.ai). Coming soon to other platforms!
Tired of looking at the same default fonts and colors? LLMural gives you full control over how your AI conversations look, making them easier to read and more enjoyable to interact with.
🎨 WHAT YOU CAN CUSTOMIZE
• Background color — pick any color with full transparency support
• Font family — choose from 32 fonts across Sans-Serif, Serif, Monospace, Handwriting, and more
• Font size — set any size from 1 to 99px
• Font color — full color picker with transparency support
✨ FEATURES
• Works on ChatGPT, Gemini, and Claude
• 6 recent colors remembered for quick access
• Undo/Redo setting selections
• Disable and re-enable without losing your settings
• Google Fonts loaded automatically — no setup required
• Zero impact on page performance
🔒 PRIVACY FIRST
LLMural never reads your conversations, never collects personal data, and never sends anything to external servers. This will never change. All LLMural settings are stored locally using your browser's built-in storage — that's it.
Works out of the box. No account required. No setup. Just install and start customizing. All features above are free and always will be!