The search feature is not amazing or rather not enough on its own. A chat manager that you can add nested categories to would go a long way to not having the same conversations over and over and to continue old conversations that can turn into projects as well.
Thanks for the suggestion! Projects can help group related chats today: https://help.openai.com/en/articles/10169521. We’ll share your request for a nested chat-category manager. No timeline to share yet.