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

https://wiki-site.win/index.php/Suprmind_for_M%26A_Research_%E2%80%93_Does_Multi-Model_Help%3F

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