GPT-5.6-CybervsGLM-4.6
GPT-5.6-Cyber | GLM-4.6 | |
|---|---|---|
| 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% |
Community preference (code) Arena Elo (Code)Like the text arena, but people vote on which AI writes better code. The votes become a chess-style Elo rating on arena.ai. Higher is better. | — | 1339 |
| Overview | ||
| Company | OpenAI | Z.ai |
| Release date | Aug 10 2026 | Sep 30 2025 |
| Access | Proprietary | Open Weight |
Which is better: GPT-5.6-Cyber or GLM-4.6?
GPT-5.6-Cyber 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 314 days before GPT-5.6-Cyber, so benchmark comparisons should account for the intervening progress.
GPT-5.6-Cyber is proprietary, while GLM-4.6 is open weight.
Direct benchmark comparisons are unavailable — GPT-5.6-Cyber and GLM-4.6 don't publish scores on any of the same benchmarks.
Frequently asked questions
GPT-5.6-Cyber was released by OpenAI on Aug 10 2026.
GLM-4.6 was released by Z.ai on Sep 30 2025.
GPT-5.6-Cyber is a proprietary model released by OpenAI. GLM-4.6 is an open weight model released by Z.ai.
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