Suprmind combines Grok with GPT, Claude, Gemini, and Perplexity in a single...

https://www.acid-bookmarks.win/suprmind-offers-a-unified-ai-chat-experience-that-combines-grok-with-gpt

Suprmind combines Grok with GPT, Claude, Gemini, and Perplexity in a single conversation thread, making it easy to compare AI responses side by side. Plans start at $19 for Spark with a full 7-day trial and no credit card required