GPT Text Replacer

GPT Text Replacer

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Introduction
Replaces selected text on webpages using GPT-4 or GPT-3.5.
Listed on
July 22, 2026
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What is GPT Text Replacer?

GPT Text Replacer is a Chrome extension that lets you transform selected text on any webpage using OpenAI's GPT-4 or GPT-3.5 models. It is designed to seamlessly replace highlighted text with AI-generated content based on your custom system prompt.

How to use GPT Text Replacer?

  • Install the extension, then input your OpenAI API key, choose a model (GPT-4 or GPT-3.5), and set a system prompt. After that, simply select text on any webpage and the extension will replace it with the AI-generated output.

Core features of GPT Text Replacer

  • Replace selected text with GPT-4 or GPT-3.5
  • Customizable system prompt
  • Simple API key setup
  • Lightweight (24.85KiB)
  • Works on any webpage

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