GPT-Image-2.5 (Sunburst) vs Xiaomi MiMo-V2.6 Flash

A direct, empirical evaluation of GPT-Image-2.5 (Sunburst) (OpenAI) against Xiaomi MiMo-V2.6 Flash (Xiaomi AI Lab).

GPT-Image-2.5 (Sunburst)

Developed by OpenAI · Proprietary Multimodal DiT parameters

High-fidelity typographic rendering, raytracing reflection accuracy, sketch-to-image conditioning, and localized comment inpainting.

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-Image-2.5 (Sunburst) Xiaomi MiMo-V2.6 Flash
SWE-bench Verified 62.4% 64.2%
MMLU-Pro 89.5% 82.4%
MATH-500 91.2% 89.5%
Context Window Spatial Vector Token Canvas (1792×1024) 128,000 tokens
Input Pricing (per 1M) $2.50 $0.04
Output Pricing (per 1M) $10.00 $0.08