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

https://wiki-tonic.win/index.php/What_Is_Fusion_Mode_in_Suprmind%3F_A_Deep_Dive_into_Multi-Model_AI_Orchestration_for_Safer_Business_Decisions

Suprmind lets you run GPT, Claude, Gemini, Grok, and Perplexity together in one conversation, so they can challenge each other and catch hallucinations