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

https://kilo-wiki.win/index.php/Batch_Jobs_Discount_20-50%25_on_xAI_API:_How_It_Works

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