Gemini 3.1 Pro vs OpenAI o3
Rank, tier, score and price side by side, from our weekly rankings. Scores are editorial opinion based on public sources.
A
Gemini 3.1 Pro
B
OpenAI o3
- ProviderGoogleOpenAI
- Rank#48Higher rank#65
- TierAA
- Score79.0Higher score72.8
- PriceAPI $2.00 / 1M tokens (input), $12.00 / 1M tokens (output)API $2 input / $8 output per 1M tokens (deprecated; shutdown December 11, 2026)
- TaglineA frontier model with strong reasoning performance, including high marks on the ARC-AGI-2 benchmark.OpenAI's April 2025 reasoning model for math, science and coding, deprecated in the API since June 2026 with shutdown set for December 2026.
| Attribute | Gemini 3.1 Pro | OpenAI o3 |
|---|---|---|
| Provider | OpenAI | |
| Rank | #48Higher rank | #65 |
| Tier | A | A |
| Score | 79.0Higher score | 72.8 |
| Price | API $2.00 / 1M tokens (input), $12.00 / 1M tokens (output) | API $2 input / $8 output per 1M tokens (deprecated; shutdown December 11, 2026) |
| Tagline | A frontier model with strong reasoning performance, including high marks on the ARC-AGI-2 benchmark. | OpenAI's April 2025 reasoning model for math, science and coding, deprecated in the API since June 2026 with shutdown set for December 2026. |