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

https://harperscoolthoughts.inkharbory.com/posts/speech-to-text-pricing-0.10-per-hour-rest-vs-0.20-streaming-what-you-need-to-know

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