GPT-5.6 Luna Pro is cheaper than DeepSeek V4 Pro at $1/M vs $1.74/M input tokens.
| Spec | DeepSeek V4 Pro | GPT-5.6 Luna Pro |
|---|---|---|
| Input price | $1.74/M tokens | $1/M tokens |
| Output price | $3.48/M tokens | $6/M tokens |
| Context window | 1.0M 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 (1.7× cheaper)·DeepSeek V4 Pro wins output (1.7× cheaper)
GPT-5.6 Luna Pro uses 15.3x more emoji
GPT-5.6 Luna Pro is cheaper than DeepSeek V4 Pro at $1/M vs $1.74/M input tokens.
| Spec | DeepSeek V4 Pro | GPT-5.6 Luna Pro |
|---|---|---|
| Input price | $1.74/M tokens | $1/M tokens |
| Output price | $3.48/M tokens | $6/M tokens |
| Context window | 1.0M 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 (1.7× cheaper)·DeepSeek V4 Pro wins output (1.7× cheaper)
GPT-5.6 Luna Pro uses 15.3x more emoji