PromptBase - AI Prompt Enhancer & Manager is a Chrome extension designed to improve user interactions with AI tools like ChatGPT, Claude, and Gemini. This free add-on allows users to refine their prompts directly within supported AI environments, streamlining the creative process. Key features include an 'Improve' button for prompt boxes, the ability to copy and launch prompts from an intuitive popup, and options to save prompt settings and context snippets for efficient repeated use.

Additionally, PromptBase enables users to sync their improved prompt history to their accounts, enhancing the overall workflow. The extension also includes a 'Prompt Lab' feature on its website for in-place rewrites and professional planning modes. Notably, while it enhances prompt workflows, it does not replace or control the AI services utilized, ensuring users maintain oversight over their AI-generated content.