ChatGPTCustomizer

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Introduction

Customize your assistant using ChatGPT API with multiple profiles.

Listed on

July 22, 2026

Browser ExtensionAI Translation AI Content Rewriting AI Proofreading & Polishing AI Summarization

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What is ChatGPTCustomizer?

ChatGPTCustomizer is a Chrome extension that enhances the ChatGPT API experience by allowing users to customize their interactions with multiple pre-defined profiles for various use cases such as translation, proofreading, and language teaching. It supports saving and loading profiles from CSV or JSON files, importing/exporting conversation history, and adjusting API variables. The extension also supports GPT-3.5-Turbo API and offers quick select and submit functionality.

How to use ChatGPTCustomizer?

Install the extension from the Chrome Web Store. Use the '//gpt' command in any input area to make quick requests, e.g., '//gpt tell me a joke'. Create, save, and load profiles from CSV or JSON files. Import/export conversation history to JSON files. Select a single conversation history or submit all. Change the role of each response (system, assistant, user) and customize ChatGPT API variables.

Core features of ChatGPTCustomizer

Multiple pre-defined profiles for different usage: translation, proofreading, summarization, language teaching, etc.
Create, save/load pre-defined profiles from CSV or JSON.
Import/export conversation history to JSON file.
Choose a single conversation history to submit or submit them all.
Change the role of each response: system, assistant, or user.
Customize the variables of the ChatGPT API.
Support the API from GPT-3.5 Turbo.
Quick select and submit.