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

https://simonsnewchat.rivetgarden.com/posts/why-is-supergrok-heavy-300-per-month-so-expensive

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