AI chat web sites / apps

The best AI chatbots of 2024: ChatGPT, Copilot and worthy alternatives | ZDNET

13 Best AI Chatbots in 2024: ChatGPT, Gemini & More Tested

Perplexity.ai

Claude,ai

ChatGPT

Microsoft Copilot in Bing = Microsoft Copilot

Gemini.google.com

Jasper | AI copilot for enterprise marketing teams

HuggingChat app : GitHub - huggingface/chat-ui: Open source codebase powering the HuggingChat app

A chat interface using open source models, eg OpenAssistant or Llama.
It is a SvelteKit app and it powers the HuggingChat app on hf.co/chat.