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GPT API Companion - Chrome Extension

GPT API Companion - Chrome Extension

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Chrome Extension: Summarize Pages & Ask Questions

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April 11, 2026
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GPT API Companion - Chrome Extension Product Information

What is the GPT API Companion Chrome Extension?

The GPT API Companion is a Chrome extension that lets you generate summaries of web pages through the GPT API and ask questions about their content. It works with chat.lit.codes to manage tokens and store your history, and it uses your API token to keep your chat history fully encrypted from end to end.

How to Use the GPT API Companion Chrome Extension

To get started, install the extension, create an OpenAI API key, enter the token at chat.lit.codes/options, and then you can summarize web pages or selected text directly.

GPT API Companion Chrome Extension Core Features

Web Page Summarization via GPT API

Ask Questions About Summarized Content

End-to-End Encrypted Chat History

Compatibility with GPT-3.5 and GPT-4 Models

API Token Management on Options Page

GPT API Companion Chrome Extension Use Cases

Quickly Understand Web Page Content

Get Specific Answers About Web Page Content

Maintain Secure, Encrypted History of Page Summaries

FAQ from GPT API Companion

How to Obtain an OpenAI API Key

Where Is My Chat History Stored?

How to Set the API Token for the Extension

GPT API Companion - Chrome Extension Screenshot

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