Bing Chat is an AI chatbot that combines Microsoft's search engine with a custom version of the ChatGPT chatbot from OpenAI to provide more human conversational answers rather than a list of links on a page that may or may not contain the correct information.

HuggingChat is an open-source AI chatbot developed by Hugging Face.

Bard is an experimental, conversational AI chat service from Google.

PromptPerfect is an AI-powered tool that optimizes prompts for large models such as GPT-4, ChatGPT, MidJourney, and StableDiffusion, among others. It can help you enhance your large models with superior performance and efficiency.