Grok’s pricing in September 2026 starts at $20/month for the Basic plan and...

https://simonsnewchat.rivetgarden.com/posts/what-is-the-lowest-cost-route-to-grok-4.3-through-the-api

Grok’s pricing in September 2026 starts at $20/month for the Basic plan and $50/month for Pro, with a usage cap of about 10 prompts every 2 hours. There’s no free trial on paid plans, so you commit upfront