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

https://www.bookmarking-presto.win/suprmind-brings-together-gpt-claude-gemini-grok-and-perplexity-in-a-single-4

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