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

https://felixssuperperspective.brightsora.com/posts/what-s-the-fastest-way-to-get-a-second-opinion-in-suprmind

Suprmind is a web-based, paid tool offering multi-model decision intelligence chat. It integrates five AI models—GPT, Claude, Gemini, Grok, and Perplexity—to provide diverse perspectives on your questions