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

https://echo-wiki.win/index.php/Why_Multi-Model_Orchestration_Actually_Matters:_An_Analysis_of_Suprmind.ai

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