GPT-5.1 vs MiMo-V2-Flash
OpenAI vs Xiaomi — benchmarks, pricing, and capabilities side by side.
- •GPT-5.1 has the higher intelligence index (89 vs 88)
- •MiMo-V2-Flash is cheaper ($0.10 vs $1.25 per 1M input)
- •MiMo-V2-Flash is faster
- •GPT-5.1 has a larger context window (400K)
| GPT-5.1 | MiMo-V2-Flash | |
|---|---|---|
| Intelligence index | 89 | 88 |
| Developer | OpenAI | Xiaomi |
| Type | LLM | LLM |
| Access | API only | Open weights |
| Context window | 400,000 tokens | 262,144 tokens |
| Input price | $1.25 / 1M | $0.10 / 1M |
| Output price | $10.00 / 1M | $0.30 / 1M |
| Speed | 115 tok/s | 145 tok/s |
| Released | November 12, 2025 | December 14, 2025 |
| Parameters | — | — |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Text |
Shared benchmarks
GPT-5.1
MiMo-V2-Flash
AIME 2025
94
96.3
GPQA Diamond
88.1
84.6
Humanity’s Last Exam
26.5
21.1
LiveCodeBench
86.8
86.8
MMLU-Pro
87
84.3