o3 Mini is cheaper than Gemini 3.1 Pro Preview at $1.1/M vs $2/M input tokens.
| Spec | Gemini 3.1 Pro Preview | o3 Mini |
|---|---|---|
| Input price | $2/M tokens | $1.1/M tokens |
| Output price | $12/M tokens | $4.4/M tokens |
| Context window | 1.0M tokens | 64K tokens |
| Released | Feb 2026 | Dec 2024 |
Not enough votes to call it. On the specs, Gemini 3.1 Pro Preview has the edge: bigger model tier, newer, bigger context window.
o3 Mini is cheaper on both — 1.8× input, 2.7× output
o3 Mini uses 2.7x more transitions
o3 Mini is cheaper than Gemini 3.1 Pro Preview at $1.1/M vs $2/M input tokens.
| Spec | Gemini 3.1 Pro Preview | o3 Mini |
|---|---|---|
| Input price | $2/M tokens | $1.1/M tokens |
| Output price | $12/M tokens | $4.4/M tokens |
| Context window | 1.0M tokens | 64K tokens |
| Released | Feb 2026 | Dec 2024 |
Not enough votes to call it. On the specs, Gemini 3.1 Pro Preview has the edge: bigger model tier, newer, bigger context window.
o3 Mini is cheaper on both — 1.8× input, 2.7× output
o3 Mini uses 2.7x more transitions