xAI / Grok · 11 models on OpenRouter
Best xAI / Grok Models (2026)
Grok 4, Grok 3, and the full xAI lineup compared. xAI's Grok models have rapidly improved and now compete with top-tier models on coding and reasoning tasks.
Top xAI / Grok models by benchmark
| # | Model | Score | In / 1M | Out / 1M | Context | |
|---|---|---|---|---|---|---|
| 1 | xAI: Grok 4.3 | 100 | $1.25 | $2.50 | 1,000,000 | Details |
| 2 | xAI: Grok 4.20 | 100 | $1.25 | $2.50 | 2,000,000 | Details |
| 3 | xAI: Grok 4.1 Fast | 100 | $0.20 | $0.50 | 2,000,000 | Details |
| 4 | xAI: Grok 4 Fast | 100 | $0.20 | $0.50 | 2,000,000 | Details |
| 5 | xAI: Grok 4 | 100 | $3.00 | $15.00 | 256,000 | Details |
| 6 | xAI: Grok Code Fast 1 | 99 | $0.20 | $1.50 | 256,000 | Details |
| 7 | xAI: Grok 4.20 Multi-Agent | 96 | $2.00 | $6.00 | 2,000,000 | Details |
| 8 | xAI: Grok 3 Mini | 91 | $0.30 | $0.50 | 131,072 | Details |
| 9 | xAI: Grok 3 Mini Beta | 91 | $0.30 | $0.50 | 131,072 | Details |
| 10 | xAI: Grok 3 | 77 | $3.00 | $15.00 | 131,072 | Details |
| 11 | xAI: Grok 3 Beta | 77 | $3.00 | $15.00 | 131,072 | Details |