Grok’s paid plans start at $40/month for basic access and $75/month for...

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

Grok’s paid plans start at $40/month for basic access and $75/month for enhanced features, with a cap of about 10 prompts every 2 hours. There’s no free trial, so you’ll need to commit upfront