Suprmind lets you run GPT, Claude, Gemini, Grok, and Perplexity together in one...

https://www.start-bookmarks.win/suprmind-combines-gpt-claude-gemini-grok-and-perplexity-to-run-side-by-side

Suprmind lets you run GPT, Claude, Gemini, Grok, and Perplexity together in one shared conversation, so these AI models can challenge each other and reduce hallucinations