o3-mini vs Qwen3.5-122B-A10B

Pick Qwen3.5-122B-A10B if you want the stronger benchmark profile. o3-mini only becomes the better choice if instruction following is the priority.

Qwen3.5-122B-A10B is clearly ahead on the provisional aggregate, 65 to 56. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Qwen3.5-122B-A10B's sharpest advantage is in coding, where it averages 72 against 49.3. The single biggest benchmark swing on the page is SWE-bench Verified, 49.3% to 72%. o3-mini does hit back in instruction following, so the answer changes if that is the part of the workload you care about most.

o3-mini is also the more expensive model on tokens at $1.10 input / $4.40 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Qwen3.5-122B-A10B. That is roughly Infinityx on output cost alone. Qwen3.5-122B-A10B gives you the larger context window at 262K, compared with 200K for o3-mini.