GPT API Companion is a Google Chrome extension that provides access to GPT (Generative Pre-trained Transformer) API, a powerful tool for natural language processing.

With this tool, users can input text and receive generated text output from the GPT API model, which has been pre-trained on a large corpus of text. The extension includes options to save GPT API tokens and manage them through a dashboard.

The GPT API Companion chat feature allows users to directly interact with the API and generate text output in real-time. Users can choose between GPT 3.5 or GPT 4 models, each with varying degrees of natural language generation capabilities.

The extension is particularly helpful for writers, content creators, and developers who need to generate large amounts of high-quality text for their work.

Overall, GPT API Companion provides a convenient and efficient way to access GPT API's natural language processing capabilities. Its user-friendly interface and ability to generate text output in real-time make it a valuable tool for anyone looking to bootstrap their natural language processing capabilities.