Devstral Small and GPT-4 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-4 shipped 799 days before Devstral Small, so benchmark comparisons should account for the intervening progress.

Devstral Small is open weight, while GPT-4 is proprietary.

Direct benchmark comparisons are unavailable — Devstral Small and GPT-4 don't publish scores on any of the same benchmarks.