Suprmind lets you run GPT, Claude, Gemini, Grok, and Perplexity all in one...

https://wiki-legion.win/index.php/Does_Using_Five_Models_Make_AI_Slower%3F_Exploring_Multi-Model_Latency_and_Workflow_Speed

Suprmind lets you run GPT, Claude, Gemini, Grok, and Perplexity all in one shared conversation, so the AIs can challenge each other and help catch hallucinations