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

https://instaquoteapp.com/how-to-stop-trusting-polished-ai-output-that-sounds-confident/

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