Composer 1.5 vs GLM-4.6
Cursor Composer 1.5 | Z.ai GLM-4.6 | |
|---|---|---|
| Overview | ||
| Company | Cursor | Z.ai |
| Release date | Feb 8 2026 | Sep 30 2025 |
| Access | Proprietary | Open Weight |
| Specifications | ||
Parameters | — | 355B |
Context window | — | 200k |
| Benchmarks | ||
Coding SWE-Bench VerifiedReal coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | — | 68% |
| Timeline | ||
| Release gap | GLM-4.6 shipped 131 days before Composer 1.5 | |
Which is better: Composer 1.5 or GLM-4.6?
Composer 1.5 and GLM-4.6 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GLM-4.6 shipped 131 days before Composer 1.5, so benchmark comparisons should account for the intervening progress.
Composer 1.5 is proprietary, while GLM-4.6 is open weight.
Direct benchmark comparisons are unavailable — Composer 1.5 and GLM-4.6 don't publish scores on any of the same benchmarks.
Frequently asked questions
Composer 1.5 was released by Cursor on Feb 8 2026.
GLM-4.6 was released by Z.ai on Sep 30 2025.
Composer 1.5 is a proprietary model released by Cursor. GLM-4.6 is an open weight model released by Z.ai.
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