According to AlphaMoat, as of 2026-09, the Chrome extension ChatGPT Extension has 893 users (+63.3% MoM) — ranked #1,732 of 9,324 AI browser extensions, and #418 of 2,418 in General AI.
Sends selected text to ChatGPT API Enhance your browsing workflow with a flexible ChatGPT-powered Chrome/Edge extension.
Use it on any webpage: Highlight text on a Chrome or Edge webpage, click the Taichi black/white extension icon beside the address bar, choose a prompt, and click Send to ChatGPT.
Set up your API key: 1. Open the extension options page. 2. Enter your email address and click Get Key / Send Email. 3. Check your inbox for an email from [email protected] with the subject “Your Chrome/Edge ChatGPT extension API key”. 4. Copy the API key into the extension options page and save your settings.
Customize your prompts: You can edit or add prompts in the extension options page. Examples include:
Translation: Chinese to English or reverse Summary: Shorten the content Extension: Give more detail Reply: Help write a response email QA: Answer the question simply Code: Provide Python code only. No extra explanation needed.
You can add more prompts for your own workflow.
Language note: The extension interface is currently available in English. You may write prompts in other languages, but use the English colon character “:” between the prompt title and prompt instruction.
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.