As of September 2026, Grok offers two purchase routes: directly at grok.com and...

https://josuesbestword.quillnesty.com/posts/why-did-my-grok-api-bill-jump-after-may-15-2026

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