# Gemini 3.1 Pro vs GPT-5.5

Every finance benchmark where both have a score (Google and OpenAI). Data refreshed 2 Nov 2026. Scores from different benchmarks use different scales and are not added up.

| Benchmark | Metric | Gemini 3.1 Pro | Gemini 3.1 Pro source | GPT-5.5 | GPT-5.5 source | Ahead |
| --- | --- | --- | --- | --- | --- | --- |
| BlueFin | criteria-weighted score % (overall) (higher is better) | 45.9 | Paper Table 2, May 2026, https://arxiv.org/html/2605.30907v1 | 49.6 | Paper Table 2, May 2026, https://arxiv.org/html/2605.30907v1 | GPT-5.5 |
| KTD-Fin | total return % (higher is better) | 8.3 | Paper Table 4, 27 May 2026, https://arxiv.org/html/2605.28359v1 | 61.3 | Paper Table 4, 27 May 2026, https://arxiv.org/html/2605.28359v1 | GPT-5.5 |

Source: https://benchmarks.finance/compare/gemini-3-1-pro-vs-gpt-5-5/

Created and maintained by Moneda.