Grok’s paid plans start at $15/month for basic access and $40/month for...

https://fast-wiki.win/index.php/Does_Grok_Free_Tier_Include_Memory_and_Projects%3F

Grok’s paid plans start at $15/month for basic access and $40/month for extended features, each limiting usage to about 10 prompts every 2 hours. There’s no free trial available, so you’ll need to choose a subscription upfront