Here are all the ways to get it:
1. On the Web via grok.com
- Go to grok.com.
- Sign in with your X account. It’s free.
- Pick “Auto” mode. Grok sends complex queries to Grok 4.
- Or choose “Expert” mode to always use Grok 4.
- Chat away. Upload files or ask anything.
2. On x.com
- Visit x.com.
- Log in. Find Grok in the sidebar.
- Start a chat. Use modes like above.
- It ties into X posts for real-time info.
3. Grok iOS App
- Download from App Store.
- Log in. Use voice mode here.
- Tap to chat. Pick Expert for Grok 4.
- Great for on-the-go use.
4. Grok Android App
- Get it from Google Play.
- Sign in. Voice mode works too.
- Same modes. Easy interface.
All methods are free now. Limits apply but are generous for a limited time. If you hit limits, wait or upgrade later.