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

https://stateofseo.com/suprmind-for-founders-can-it-argue-pricing-experiments/

Suprmind brings GPT, Claude, Gemini, Grok, and Perplexity into a single chat interface, making it easier to compare responses and track where they disagree