Prompt Optimizer is a tool focused on improving the quality of AI prompts. It uses intelligent optimization technology to help users generate more accurate and efficient prompts, thereby improving the output quality of AI models. It supports multiple mainstream AI models, such as OpenAI and Gemini, and provides both web application and Chrome extension usage methods for convenient use in different scenarios. The tool uses a pure client-side processing architecture to ensure user data security and supports local encrypted storage of history and API keys. Its simple and intuitive interface design and smooth interaction effects provide users with a good user experience.