Devstral Small 2 (24B) vs GLM-5.2
Mistral Devstral Small 2 (24B) | Z.ai GLM-5.2 | |
|---|---|---|
| Overview | ||
| Company | Mistral | Z.ai |
| Release date | Dec 9 2025 | Jun 16 2026 |
| Access | Open Weight | Open Weight |
| Specifications | ||
Parameters | — | 744B |
Context window | — | 1M |
| Benchmarks | ||
Agentic coding SWE-Bench ProCan the AI fix real bugs in real software? It's handed actual problems from open-source projects and has to write code that genuinely solves them. Higher is better. | — | 62.1% |
Agentic terminal coding Terminal-Bench 2.1Can the AI work in a command-line terminal — running commands and finishing technical setup tasks the way a developer would? Higher is better. | — | 81% |
Multidisciplinary reasoning Humanity's Last Exam · no toolsHumanity's Last Exam — extremely hard expert questions across many subjects, written so you can't just look up the answer. “No tools” means the AI answers on its own. Higher is better. | — | 40.5% |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | — | 91.2% |
| Timeline | ||
| Release gap | Devstral Small 2 (24B) shipped 189 days before GLM-5.2 | |
Which is better: Devstral Small 2 (24B) or GLM-5.2?
Devstral Small 2 (24B) and GLM-5.2 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Devstral Small 2 (24B) shipped 189 days before GLM-5.2, so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
Direct benchmark comparisons are unavailable — Devstral Small 2 (24B) and GLM-5.2 don't publish scores on any of the same benchmarks.
Frequently asked questions
Devstral Small 2 (24B) was released by Mistral on Dec 9 2025.
GLM-5.2 was released by Z.ai on Jun 16 2026.
Other comparisons
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