Access AI chat models such as ChatGPT, Claude, Gemini, etc. through a single interface using your API key. Support pay-as-you-go, with no monthly fees or restrictions. Provide privacy-first local storage, a professional tool suite, an AI agent builder, and flexible plugin integration. Support generating various interactive and editable outputs, including documents, images, and code. At the same time, provide dedicated workspaces, real-time internet search, voice input, and text-to-speech functions. Securely analyze and discuss uploaded documents, and easily manage all chat functions, including search, tagging, and filtering.