Grok’s paid plans start at $20/month for basic access and $50/month for...

https://deansinspiringperspective.hexaforgey.com/posts/what-do-you-get-with-supergrok-at-30-a-month

Grok’s paid plans start at $20/month for basic access and $50/month for advanced features, each limiting usage to about 10 prompts every 2 hours. There’s no free trial, so you’ll want to be sure before subscribing