Suprmind offers a way to keep using Grok while adding GPT, Claude, Gemini, and...

https://spark-wiki.win/index.php/Is_There_a_Free_Grok_Alternative_That_Is_Actually_Free_Forever%3F

Suprmind offers a way to keep using Grok while adding GPT, Claude, Gemini, and Perplexity all in one conversation thread. Plans start at $19 for Spark, with a 7-day trial that doesn’t require a credit card