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

https://bizzmarkblog.com/suprmind-spark-vs-pro-what-do-you-actually-lose-at-19-month/

Suprmind lets you run Grok, Perplexity, Claude, ChatGPT, and Gemini in one thread. It’s ideal for research, using Document Intelligence to parse long PDFs with citations. At $19/month, it replaces multiple tabs with true AI orchestration.