Suprmind offers a unique twist as a Grok alternative by letting you keep Grok...

https://city-wiki.win/index.php/How_Do_I_Sign_Up_for_Suprmind_Spark_Trial_Step_by_Step%3F

Suprmind offers a unique twist as a Grok alternative by letting you keep 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