As of September 2026, Grok offers two ways to subscribe: directly at grok.com...

https://remote-wiki.win/index.php/Why_Did_My_Grok_API_Bill_Jump_After_May_15,_2026%3F

As of September 2026, Grok offers two ways to subscribe: directly at grok.com or through X’s platform. There’s no paid-plan trial available. The free tier limits you to around 10 prompts every 2 hours. Paid plans on grok