https://www.chatbotui.com https://www.chatbotui.com works fine for me on desktop (had some issues on iOS -- could be related to my adblockers) I use that with

https://www.chatbotui.com https://www.chatbotui.com works fine for me on desktop (had some issues on iOS -- could be related to my adblockers) I use that with https://gptokens.com https://gptokens.com in another tab. I'm still looking for a more iOS friendly one, ideally with good text-to-speech support and the ability to use my own API key.