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

https://www.fastbookmarks.win/suprmind-is-a-web-based-ai-chat-built-for-professionals-who-need-smarter

Suprmind is a paid, web-based platform offering multi-model decision intelligence through chat. It integrates five language models—GPT, Claude, Gemini, Grok, and Perplexity—allowing users to compare responses side-by-side