Grok’s paid plans start at $20/month and $150/month, each with a limit of about...

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

Grok’s paid plans start at $20/month and $150/month, each with a limit of about 10 prompts every 2 hours to manage usage. There’s no free trial available, so you’ll want to be sure it fits your needs before subscribing