GLM 4.5 Air is cheaper than GPT-5.1-Codex-Mini at $0.2/M vs $1.5/M input tokens.
| Spec | GLM 4.5 Air | GPT-5.1-Codex-Mini |
|---|---|---|
| Input price | $0.2/M tokens | $1.5/M tokens |
| Output price | $1.1/M tokens | $6/M tokens |
| Context window | 128K tokens | 400K tokens |
| Released | Jul 2025 | Nov 2025 |
Not enough votes to call it. On the specs, GPT-5.1-Codex-Mini has the edge: bigger model tier, newer, bigger context window.
GLM 4.5 Air costs 5.5x less per token.
GLM 4.5 Air is cheaper on both — 7.5× input, 5.5× output
GLM 4.5 Air uses 9.9x more emoji
GLM 4.5 Air is cheaper than GPT-5.1-Codex-Mini at $0.2/M vs $1.5/M input tokens.
| Spec | GLM 4.5 Air | GPT-5.1-Codex-Mini |
|---|---|---|
| Input price | $0.2/M tokens | $1.5/M tokens |
| Output price | $1.1/M tokens | $6/M tokens |
| Context window | 128K tokens | 400K tokens |
| Released | Jul 2025 | Nov 2025 |
Not enough votes to call it. On the specs, GPT-5.1-Codex-Mini has the edge: bigger model tier, newer, bigger context window.
GLM 4.5 Air costs 5.5x less per token.
GLM 4.5 Air is cheaper on both — 7.5× input, 5.5× output
GLM 4.5 Air uses 9.9x more emoji