Grok 4.20 0309 v2 vs Mistral Small 3
xAI vs Mistral AI — benchmarks, pricing, and capabilities side by side.
- •Grok 4.20 0309 v2 has the higher intelligence index (91.1 vs 43.6)
- •Mistral Small 3 is cheaper ($0.05 vs $2.00 per 1M input)
- •Mistral Small 3 is faster
| Grok 4.20 0309 v2 | Mistral Small 3 | |
|---|---|---|
| Intelligence index | 91.1 | 43.6 |
| Developer | xAI | Mistral AI |
| Type | LLM | LLM |
| Access | — | Open weights |
| Context window | — | 32,768 tokens |
| Input price | $2.00 / 1M | $0.05 / 1M |
| Output price | $6.00 / 1M | $0.08 / 1M |
| Speed | 105 tok/s | 136 tok/s |
| Released | April 7, 2026 | January 30, 2025 |
| Parameters | — | — |
| Input modalities | — | Text |
| Output modalities | — | Text |
Shared benchmarks
Grok 4.20 0309 v2
Mistral Small 3
GPQA Diamond
91.1
46.2
Humanity’s Last Exam
32.2
4.1