Suprmind.ai lets you query GPT, Claude, Gemini, Grok, and Perplexity...

https://www.bookmarking-fox.win/suprmind-lets-you-query-gpt-claude-gemini-grok-and-perplexity

Suprmind.ai lets you query GPT, Claude, Gemini, Grok, and Perplexity side-by-side to reduce model bias. Use its Debate and Red Team modes to stress-test arguments and track disagreements across responses