GPT-5.6 Luna Pro is cheaper than GLM 5.1 at $1/M vs $1.4/M input tokens.
| Spec | GLM 5.1 | GPT-5.6 Luna Pro |
|---|---|---|
| Input price | $1.4/M tokens | $1/M tokens |
| Output price | $4.4/M tokens | $6/M tokens |
| Context window | 203K tokens | 1.1M tokens |
| Released | Apr 2026 | Jul 2026 |
Not enough votes to call it. On the specs, nothing separates them.
GPT-5.6 Luna Pro wins input (1.4× cheaper)·GLM 5.1 wins output (1.4× cheaper)
GPT-5.6 Luna Pro uses 53.7x more emoji
GPT-5.6 Luna Pro is cheaper than GLM 5.1 at $1/M vs $1.4/M input tokens.
| Spec | GLM 5.1 | GPT-5.6 Luna Pro |
|---|---|---|
| Input price | $1.4/M tokens | $1/M tokens |
| Output price | $4.4/M tokens | $6/M tokens |
| Context window | 203K tokens | 1.1M tokens |
| Released | Apr 2026 | Jul 2026 |
Not enough votes to call it. On the specs, nothing separates them.
GPT-5.6 Luna Pro wins input (1.4× cheaper)·GLM 5.1 wins output (1.4× cheaper)
GPT-5.6 Luna Pro uses 53.7x more emoji