Gemini 2.5 Flash Preview (thinking) is cheaper than GPT-5.6 Luna Pro at $0.175/M vs $1/M input tokens.
| Spec | Gemini 2.5 Flash Preview (thinking) | GPT-5.6 Luna Pro |
|---|---|---|
| Input price | $0.175/M tokens | $1/M tokens |
| Output price | $3.5/M tokens | $6/M tokens |
| Context window | 1.0M tokens | 1.1M tokens |
| Released | Apr 2025 | Jul 2026 |
Not enough votes to call it. On the specs, nothing separates them.
Gemini 2.5 Flash Preview (thinking) is cheaper on both — 5.7× input, 1.7× output
GPT-5.6 Luna Pro uses 53.7x more emoji
Gemini 2.5 Flash Preview (thinking) is cheaper than GPT-5.6 Luna Pro at $0.175/M vs $1/M input tokens.
| Spec | Gemini 2.5 Flash Preview (thinking) | GPT-5.6 Luna Pro |
|---|---|---|
| Input price | $0.175/M tokens | $1/M tokens |
| Output price | $3.5/M tokens | $6/M tokens |
| Context window | 1.0M tokens | 1.1M tokens |
| Released | Apr 2025 | Jul 2026 |
Not enough votes to call it. On the specs, nothing separates them.
Gemini 2.5 Flash Preview (thinking) is cheaper on both — 5.7× input, 1.7× output
GPT-5.6 Luna Pro uses 53.7x more emoji