Suprmind is a smart alternative to Grok that lets you chat with Grok plus GPT,...

https://landensbrilliantperspectives.capitaljays.com/posts/does-suprmind-store-facts-and-preferences-across-projects

Suprmind is a smart alternative to Grok that lets you chat with Grok plus GPT, Claude, Gemini, and Perplexity all in one thread. It offers simple plans starting at $19 with a 7-day trial and no credit card needed