Suprmind combines GPT, Claude, Gemini, Grok, and Perplexity into a single chat...

https://wiki-nest.win/index.php/How_to_Write_Prompts_That_Force_Models_to_Cite_Assumptions_in_Supermind

Suprmind combines GPT, Claude, Gemini, Grok, and Perplexity into a single chat interface, making it easier to compare AI responses side by side. It tracks disagreements and reduces hallucinations for more reliable outputs