AI Prompt Genius is a popular Chrome extension and web platform in 2026 for curating, managing, and using a custom library of AI prompts, primarily for ChatGPT and other LLMs. It features easy prompt saving, organization, sharing, search, themes/customization for ChatGPT interface, and community discovery of high-quality prompts. Free core extension with optional premium for advanced features—ideal for power users, content creators, developers, and anyone optimizing AI interactions daily.