Grok‑1.5 and GLM-4-9B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Grok‑1.5 shipped 68 days before GLM-4-9B, so benchmark comparisons should account for the intervening progress.

Grok‑1.5 is proprietary, while GLM-4-9B is open weight.

Direct benchmark comparisons are unavailable — Grok‑1.5 and GLM-4-9B don't publish scores on any of the same benchmarks.