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

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

Suprmind lets you run GPT, Claude, Gemini, Grok, and Perplexity together in a shared conversation, so the models can challenge each other and spot hallucinations