DeepSeek-V3 vs Grok 4.20 0309 v2
DeepSeek vs xAI — benchmarks, pricing, and capabilities side by side.
- •Grok 4.20 0309 v2 has the higher intelligence index (91.1 vs 58.1)
- •DeepSeek-V3 is cheaper ($0.23 vs $2.00 per 1M input)
- •Grok 4.20 0309 v2 is faster
| DeepSeek-V3 | Grok 4.20 0309 v2 | |
|---|---|---|
| Intelligence index | 58.1 | 91.1 |
| Developer | DeepSeek | xAI |
| Type | LLM | LLM |
| Access | Open weights | — |
| Context window | 131,072 tokens | — |
| Input price | $0.23 / 1M | $2.00 / 1M |
| Output price | $0.91 / 1M | $6.00 / 1M |
| Speed | 100 tok/s | 105 tok/s |
| Released | December 26, 2024 | April 7, 2026 |
| Parameters | 671B total / 37B active (MoE) | — |
| Input modalities | Text | — |
| Output modalities | Text | — |
Shared benchmarks
DeepSeek-V3
Grok 4.20 0309 v2
GPQA Diamond
59.1
91.1
Humanity’s Last Exam
3.6
32.2