As of September 2026, Grok offers two purchase options: direct through grok.com...

https://paxtonssmartperspective.cavandoragh.org/how-to-budget-grok-api-costs-for-a-chatbot-with-cached-context

As of September 2026, Grok offers two purchase options: direct through grok.com or via X. There’s no paid-plan trial, but a free tier limits you to about 10 prompts every two hours. Monthly plans on grok