GPT-5.6 Luna Pro is cheaper than Claude 3.7 Sonnet at $1/M vs $3/M input tokens.
| Spec | Claude 3.7 Sonnet | GPT-5.6 Luna Pro |
|---|---|---|
| Input price | $3/M tokens | $1/M tokens |
| Output price | $15/M tokens | $6/M tokens |
| Context window | 200K tokens | 1.1M tokens |
| Released | Feb 2025 | Jul 2026 |
Not enough votes to call it. On the specs, nothing separates them.
GPT-5.6 Luna Pro is cheaper on both — 3.0× input, 2.5× output
GPT-5.6 Luna Pro uses 53.7x more emoji
GPT-5.6 Luna Pro is cheaper than Claude 3.7 Sonnet at $1/M vs $3/M input tokens.
| Spec | Claude 3.7 Sonnet | GPT-5.6 Luna Pro |
|---|---|---|
| Input price | $3/M tokens | $1/M tokens |
| Output price | $15/M tokens | $6/M tokens |
| Context window | 200K tokens | 1.1M tokens |
| Released | Feb 2025 | Jul 2026 |
Not enough votes to call it. On the specs, nothing separates them.
GPT-5.6 Luna Pro is cheaper on both — 3.0× input, 2.5× output
GPT-5.6 Luna Pro uses 53.7x more emoji