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

https://garrettsbestblogs.theglensecret.com/what-s-the-best-way-to-cross-check-ai-answers-without-doing-it-manually

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