Grok 4.20 0309 v2 vs MiniMax M2.5
xAI vs MiniMax — benchmarks, pricing, and capabilities side by side.
- •Grok 4.20 0309 v2 has the higher intelligence index (91.1 vs 84.8)
- •MiniMax M2.5 is cheaper ($0.15 vs $2.00 per 1M input)
- •Grok 4.20 0309 v2 is faster
| Grok 4.20 0309 v2 | MiniMax M2.5 | |
|---|---|---|
| Intelligence index | 91.1 | 84.8 |
| Developer | xAI | MiniMax |
| Type | LLM | LLM |
| Access | — | Open weights |
| Context window | — | 204,800 tokens |
| Input price | $2.00 / 1M | $0.15 / 1M |
| Output price | $6.00 / 1M | $1.15 / 1M |
| Speed | 105 tok/s | 87 tok/s |
| Released | April 7, 2026 | February 12, 2026 |
| Parameters | — | — |
| Input modalities | — | Text |
| Output modalities | — | Text |
Shared benchmarks
Grok 4.20 0309 v2
MiniMax M2.5
GPQA Diamond
91.1
84.8
Humanity’s Last Exam
32.2
19.1