According to AlphaMoat, as of 2026-09, the Chrome extension Codex for Chrome ChatGPT Sidebar has 20,000 users (+100% MoM), rated 4.2 (5 reviews) — ranked #317 of 9,324 AI browser extensions, and #65 of 2,418 in General AI.
What is Codex for Chrome ChatGPT Sidebar
Codex on chrome & ChatGPT sidebar with prompt templates, shortcuts & tools Codex for Chrome ChatGPT Sidebar makes ChatGPT, OpenAI and Codex faster, cleaner and easier to use every day.
Stop wasting time rewriting the same prompts, searching for keyboard shortcuts, or constantly switching settings while working inside ChatGPT or Codex. This free Chrome extension adds a powerful side panel directly into ChatGPT, OpenAI and Codex websites so your most useful AI tools are always one click away. Whether you use ChatGPT for coding, writing, research, productivity, prompting, SEO, automation or daily work, this extension helps streamline your workflow and reduce friction.
FEATURES
- Prompt Templates
Save time with quick prompt templates you can insert instantly into ChatGPT or Codex conversations. Great for repetitive workflows, coding prompts, writing prompts, SEO prompts, brainstorming, debugging and research.
- Keyboard Shortcuts Cheatsheet
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Quickly access all ChatGPT and Codex keyboard shortcuts without leaving the page. Learn shortcuts faster and work more efficiently.
- Built-in Sidebar / Side Panel
Adds a clean side panel directly inside ChatGPT, OpenAI and Codex for faster access to tools and prompts while you work. Open it instantly from the toolbar icon or the inline button next to the chat input.
- Dark Mode & Light Mode
Switch between dark mode and light mode for a more comfortable ChatGPT and Codex experience.
- Fast and Lightweight
Designed to stay simple, responsive and distraction-free. No bloat, no tracking, no accounts.
- 100% Free
No subscriptions, no paywall, no account required. Install and use immediately.
WORKS WITH
- ChatGPT (chatgpt.com)
- OpenAI (openai.com)
- Codex (codex.com)
- ChatGPT web app
- OpenAI tools and workflows
- Sora (sora.com)
PERFECT FOR
- Developers
- Prompt engineers
- Writers
- Students
- Researchers
- SEO professionals
- AI power users
- Anyone using ChatGPT or Codex daily
If you're looking for a ChatGPT sidebar extension, Codex Chrome extension, ChatGPT helper, prompt template tool, OpenAI productivity extension or AI workflow companion, Codex for Chrome ChatGPT Sidebar is built for you.
Extension profile
User Growth Trend
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.