Pixtral Large 24.11 and o3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Pixtral Large 24.11 shipped 148 days before o3, so benchmark comparisons should account for the intervening progress.

Pixtral Large 24.11 is open weight, while o3 is proprietary.

Direct benchmark comparisons are unavailable — Pixtral Large 24.11 and o3 don't publish scores on any of the same benchmarks.