GPT-5-Codex-Mini vs ChatGLM-6B
OpenAI GPT-5-Codex-Mini | Z.ai ChatGLM-6B | |
|---|---|---|
| Overview | ||
| Company | OpenAI | Z.ai |
| Release date | Nov 8 2025 | Mar 14 2023 |
| Access | Proprietary | Open Weight |
| Specifications | ||
Parameters | — | 6B |
| Timeline | ||
| Release gap | ChatGLM-6B shipped 970 days before GPT-5-Codex-Mini | |
Which is better: GPT-5-Codex-Mini or ChatGLM-6B?
GPT-5-Codex-Mini and ChatGLM-6B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. ChatGLM-6B shipped 970 days before GPT-5-Codex-Mini, so benchmark comparisons should account for the intervening progress.
GPT-5-Codex-Mini is proprietary, while ChatGLM-6B is open weight.
Direct benchmark comparisons are unavailable — GPT-5-Codex-Mini and ChatGLM-6B don't publish scores on any of the same benchmarks.
Frequently asked questions
GPT-5-Codex-Mini was released by OpenAI on Nov 8 2025.
ChatGLM-6B was released by Z.ai on Mar 14 2023.
GPT-5-Codex-Mini is a proprietary model released by OpenAI. ChatGLM-6B is an open weight model released by Z.ai.
Other comparisons
GPT-5-Codex-Mini vs Claude Fable 5ChatGLM-6B vs Claude Fable 5GPT-5-Codex-Mini vs Gemini OmniChatGLM-6B vs Gemini OmniGPT-5-Codex-Mini vs Muse SparkChatGLM-6B vs Muse SparkGPT-5-Codex-Mini vs Grok 4.3 BetaChatGLM-6B vs Grok 4.3 BetaGPT-5-Codex-Mini vs DeepSeek-V4-ProChatGLM-6B vs DeepSeek-V4-ProGPT-5-Codex-Mini vs Mistral Medium 3.5ChatGLM-6B vs Mistral Medium 3.5