Suprmind brings GPT, Claude, Gemini, Grok, and Perplexity together in a single...

https://holdenssplendiddigests.zenbloomer.com/posts/suprmind-sequential-mode-vs-parallel-modes-when-to-use-which

Suprmind brings GPT, Claude, Gemini, Grok, and Perplexity together in a single chat interface, helping users track disagreements and reduce hallucinations efficiently