ChatAIr is a macOS client designed to streamline the use of OpenAI's ChatGPT in daily tasks. It offers an intuitive interface for managing prompts and allows users to flexibly invoke different prompts within the same dialogue box. The application supports both the cost-effective GPT-3.5-turbo-0613 model and the more advanced GPT-4 series, enabling users to specify the model for individual conversations through session commands without altering default settings. Additionally, ChatAIr provides control over conversation parameters such as temperature and history volume, enhancing the customization of AI interactions. Currently in the testing phase, ChatAIr is actively being refined to address any existing issues. Key Features: - Seamless integration with OpenAI's ChatGPT API. - Efficient prompt management within a unified dialogue interface. - Support for both GPT-3.5-turbo-0613 and GPT-4 series models. - Ability to specify models and adjust conversation parameters per session. - User-friendly macOS client for enhanced accessibility. Primary Value: ChatAIr simplifies and enhances the user experience of interacting with large AI models on macOS. By offering flexible model selection, prompt management, and customizable conversation settings, it addresses the need for a more direct and efficient way to utilize ChatGPT in everyday work and life.