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

https://www.protopage.com/hunterpeterson1#Bookmarks

Suprmind.ai lets you query GPT, Claude, Gemini, Grok, and Perplexity simultaneously within one workspace. Use Debate or Red Team modes to stress-test your logic and track model disagreements objectively