Suprmind is a web-based, paid platform offering multi-model decision...

https://wiki-net.win/index.php/How_Do_You_Stop_Models_From_Copying_Each_Other_in_a_Shared_Thread%3F

Suprmind is a web-based, paid platform offering multi-model decision intelligence chat. It lets you consult five models—GPT, Claude, Gemini, Grok, and Perplexity—in one place, comparing their responses side-by-side