Suprmind lets you orchestrate Grok, Perplexity, Claude, ChatGPT, and Gemini in...

https://stateofseo.com/suprmind-spark-are-4-projects-and-10-files-enough-for-your-solo-workflow/

Suprmind lets you orchestrate Grok, Perplexity, Claude, ChatGPT, and Gemini in a single thread. Use their Document Intelligence feature to parse long PDFs with precise citations