WideChat - Full Width AI Chat for ChatGPT, Claude, Gemini & others

by Ihor Bobak · Functionality & UI

Manifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

Make ChatGPT, Claude, Gemini and other AI chats full width. Expand the narrow chat area to use your entire wide screen.

Users

1,000

0 in 30 days

Rating

4.4 / 5

−0.38 in 30 days

Ratings

+1 in 30 days

Store rank

#26K

#22K among extensions

Version

1.3.0

updated 1 Oct 2026

Users

monthly, 6 months

Latest, 15 Oct 2026: 1,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 6 months

Latest, 15 Oct 2026: 10 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 WideChat - Full Width AI Chat for ChatGPT, Claude, Gemini & others

Tired of the narrow chat window wasting your wide screen? WideChat expands the conversation area in your favorite AI chats to use the full width of your monitor. No more squinting at a narrow column in the middle of the screen while the rest sits empty. Works with all major AI chats: ChatGPT, Claude, Gemini, and many others. Why WideChat? - Configurable width: choose anywhere from default to 100% full screen - Works instantly: the chat expands automatically when you open the site - Lightweight: WideChat only adjusts CSS, zero performance impact - Free and open source Whether you're reading long AI responses, reviewing code, or having a deep conversation, WideChat gives you the screen space you paid for. WideChat is the simple, free widescreen extension for AI chat. Install it once, and every AI chat you use gets wider immediately. Release log: 1.3.0 - again CSS changes with one of AI chats 1.2.0 - fixed bugs with some of the sites due to CSS change 1.1.0 - added support for Copilot. 1.0.0 - Initial version, made support of 7 AI chats.