o4-mini-high and GLM-4-9B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GLM-4-9B shipped 315 days before o4-mini-high, so benchmark comparisons should account for the intervening progress.

o4-mini-high is proprietary, while GLM-4-9B is open weight.

Direct benchmark comparisons are unavailable — o4-mini-high and GLM-4-9B don't publish scores on any of the same benchmarks.