Grok’s paid plans start at $20/month and $50/month, each limiting usage to...

https://lanescooljournal.inkharbory.com/posts/how-much-does-code-execution-cost-on-grok-api

Grok’s paid plans start at $20/month and $50/month, each limiting usage to about 10 prompts every 2 hours. There’s no free trial available, so you’ll want to choose a plan carefully based on your prompt needs and frequency before committing