Suprmind offers a multi-model chat experience combining Grok with GPT, Claude,...

https://www.blaze-bookmarks.win/looking-for-a-grok-alternative-that-combines-multiple-ai-tools-in-one-place

Suprmind offers a multi-model chat experience combining Grok with GPT, Claude, Gemini, and Perplexity all in one thread. It lets you compare responses side by side to spot differences easily using DCI disagreement cards