GPT-6 Astra vs Xiaomi MiMo-V2.6 Flash

A direct, empirical evaluation of GPT-6 Astra (OpenAI) against Xiaomi MiMo-V2.6 Flash (Xiaomi AI Lab).

GPT-6 Astra

Developed by OpenAI · Proprietary Frontier parameters

Complex multi-step engineering, formal math proofs, autonomous computer/browser navigation, and CAD synthesis.

Xiaomi MiMo-V2.6 Flash

Developed by Xiaomi AI Lab · 185 Billion (Sparse MoE) parameters

Low-latency agent loops, high-volume classification, and developer code completion.

Metric GPT-6 Astra Xiaomi MiMo-V2.6 Flash
SWE-bench Verified 79.4% 64.2%
MMLU-Pro 91.2% 82.4%
MATH-500 98.6% 89.5%
Context Window 1,050,000 tokens 128,000 tokens
Input Pricing (per 1M) $10.00 $0.04
Output Pricing (per 1M) $50.00 $0.08