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

https://www.tumblr.com/wanderingtechnomancergremlin/828427552799571968/how-to-evaluate-suprmind-quickly-before-committing

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