Suprmind offers a smart multi-AI ChatGPT alternative with access to GPT,...

https://wiki-room.win/index.php/First_Principles_Mode:_Is_It_Useful_or_Just_a_Gimmick%3F

Suprmind offers a smart multi-AI ChatGPT alternative with access to GPT, Claude, Gemini, Grok, and Perplexity models. Plans start at $19 with Spark, slightly cheaper than ChatGPT Plus at $20