Defained is a browser add-on designed for Chrome that streamlines the process of managing and inserting prompts into popular AI platforms like ChatGPT, Gemini, Claude, and Perplexity. This free tool eliminates the hassle of copy-pasting prompts from external documents, allowing users to organize their prompts efficiently and access them with a single click.

Key features of Defained include the ability to connect to Google Sheets for managing prompts, robust search capabilities, and filtering options by category. Users can also mark their favorite prompts for easy retrieval. Additionally, Defained offers a gallery of over 50 free prompt templates, providing users with ready-made options to enhance their experience without the need to create prompts from scratch.