OpenAI has now revealed a new model that will soon be available for everyone: GPT-4o.
GPT-4o is especially better at vision and audio understanding compared to existing models.
GPT-4o isnt a full replacement for GPT-4 and GPT-3.5, at least not yet.
Joe Fedewa / How-To Geek
It will have a message limit, but the limit will be 5x higher for Plus users.
Source: OpenAI (1,2)