As of September 2026, Grok offers two purchase routes: grok.com and via X....

https://www.protopage.com/peterrivera07#Bookmarks

As of September 2026, Grok offers two purchase routes: grok.com and via X. There’s no paid-plan trial available. The free tier limits usage to about 10 prompts every 2 hours. Paid plans on grok