Grok vs AI21 Labs

Compare Grok and AI21 Labs: free credits, features, and ratings. Which one is right for you?

Feature
Category
API Platform
API Platform
Rating
⭐ 3.5
⭐ 3
Free Credits
0 undefined
10 credits (one-time)
Refresh Period
unlimited
one-time
Resolution
N/A
Watermark
No
No
Commercial Use
Yes
No
Paid From
$8/month
Pay-as-you-go

Grok

xAI's (Elon Musk) large language model. Grok 4.2/4.3 went viral on Bilibili. Free to use with no restrictions on mobile and PC. After removing limits, the experience rivals paid alternatives.

Pros

  • βœ“Completely free to use
  • βœ“Strong Chinese language ability
  • βœ“Works on mobile and PC
  • βœ“High popularity with active community

Cons

  • βœ—May need workarounds to remove restrictions
  • βœ—May need VPN for access in China

Key Features

Chat Q&ACode generationImage understandingReal-time web access
View Details β†’

AI21 Labs

Israeli AI company offering Jamba series models. 10 free credits on registration, no credit card required. Jamba models have unique advantages in long-context processing and reasoning.

Pros

  • βœ“10 free credits on registration, no credit card
  • βœ“Jamba models excel at long-context tasks
  • βœ“Strong technical team from Israel

Cons

  • βœ—Limited free credits
  • βœ—Requires VPN from China
  • βœ—Limited model selection

Key Features

Jamba Model SeriesLong-Context ProcessingStrong Reasoning
View Details β†’