GPT-5.6 Luna Pro is cheaper than OpenAI Codex Mini at $1/M vs $1.5/M input tokens.
| Spec | OpenAI Codex Mini | GPT-5.6 Luna Pro |
|---|---|---|
| Input price | $1.5/M tokens | $1/M tokens |
| Output price | $6/M tokens | $6/M tokens |
| Context window | 200K tokens | 1.1M tokens |
| Released | May 2025 | Jul 2026 |
Not enough votes to call it. On the specs, GPT-5.6 Luna Pro has the edge: newer, bigger context window.
GPT-5.6 Luna Pro is cheaper than OpenAI Codex Mini at $1/M vs $1.5/M input tokens.
| Spec | OpenAI Codex Mini | GPT-5.6 Luna Pro |
|---|---|---|
| Input price | $1.5/M tokens | $1/M tokens |
| Output price | $6/M tokens | $6/M tokens |
| Context window | 200K tokens | 1.1M tokens |
| Released | May 2025 | Jul 2026 |
Not enough votes to call it. On the specs, GPT-5.6 Luna Pro has the edge: newer, bigger context window.