benchlm.ai

Best xAI Grok Models in 2026

All xAI Grok models ranked by benchmark performance.

Grok 4.1
xAIProprietary128K

89

overall

Grok 4.1 Fast
xAIProprietary2M

83

overall

Grok 4
xAIProprietary128K

74

overall

4
Grok Code Fast 1
xAIProprietary256K

58

overall

5
Grok 3 [Beta]
xAIProprietary128K

40

overall

Key Takeaways

  • The top model is Grok 4.1 by xAI with a score of 89.
  • 5 models are included in this ranking.