Grok’s paid plans start at $49/month, with a $99/month option offering more...

https://wiki-fusion.win/index.php/Cheapest_Way_to_Test_Grok_for_a_Month:_Is_It_Just_$30%3F

Grok’s paid plans start at $49/month, with a $99/month option offering more features. Usage caps limit you to about 10 prompts every 2 hours, so pacing your queries is important. Note there’s no free trial—subscriptions begin with immediate billing