Grok’s paid plans start at $19/month for up to 10 prompts every 2 hours, with a...

https://technivorz.com/does-x-premium-include-companions-memory-and-projects/

Grok’s paid plans start at $19/month for up to 10 prompts every 2 hours, with a cap to manage usage. The $49/month plan offers higher limits and additional features