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

https://gregorysbrilliantchat.lucialpiazzale.com/what-is-fusion-mode-in-multi-model-ai-and-when-should-i-use-it

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