# GPT-5.5 Pro

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OpenAI

Canonical URL: https://benchize.com/models/gpt-5-5-pro
Last updated: Thu, 22 Oct 2026 06:20:09 GMT

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OpenAI

## Benchmarks

| Benchmark | Score | ± | Rank | Source |  |
| --- | --- | --- | --- | --- | --- |
| [FinanceBenchmark v2](https://benchize.com/benchmarks/financebenchmark%3Av2.md) | 61.64% | CI 50.68–72.6% | 20 / 21 | [financebenchmark](https://finbenchmark.ai/) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `pass_at_1` \| 0.616438 \| score_fraction \| reported \| Higher is better \| \| `accuracy` \| 0.60274 \| score_fraction \| reported \| Higher is better \| \| `knowledge` \| 1 \| score_fraction \| category \| Higher is better \| \| `analysis` \| 1 \| score_fraction \| category \| Higher is better \| \| `quant` \| 0.133333 \| score_fraction \| category \| Higher is better \| \| `portfolio_mgmt` \| 0 \| score_fraction \| category \| Higher is better \| \| `credit_underwriting` \| 0.5 \| score_fraction \| category \| Higher is better \| \| `banking_regulation` \| 1 \| score_fraction \| category \| Higher is better \| \| `derivatives_structuring` \| 0 \| score_fraction \| category \| Higher is better \| \| `corporate_finance` \| 1 \| score_fraction \| category \| Higher is better \| ### Configuration harnessVersion 0.2.0 Reasoning effort unknown sourceRunId df2aac0f-301f-4f13-a54b-d3510f535ea0 taskSetVersion v2 ### Reported statistics Uncertainty Confidence interval: 50.68–72.6% confidenceInterval [0.5068,0.726] confidenceMethod percentile bootstrap over tasks, n=5000, alpha=0.05 sampleSize 73 ### Source [Original source](https://finbenchmark.ai/) Source financebenchmark Original model label gpt-5.5-pro Evaluated 2026-07-15T22:54:29.584194+00:00 Observed 2026-10-22T04:10:04.512Z Evidence SHA-256 `f9e7dab8846b092fc0befeca8c5cd02a8187c0f5b6b10c32ab2c7ab60f7af575` Source locator `/rows/24` |  |  |  |  |  |
| [SimpleBench](https://benchize.com/benchmarks/simplebench%3Aavg-at-5.md) | 76.9% | — | 9 / 62 | [simplebench](https://simple-bench.com/static/js/leaderboard-data.js) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `accuracy` \| 76.9 \| percent \| average_at_5 \| Higher is better \| ### Configuration Reasoning effort unknown Model configuration GPT-5.5 Pro thinkingEnabled Not reported ### Reported statistics rank 11th ### Source [Original source](https://simple-bench.com/static/js/leaderboard-data.js) Source simplebench Original model label GPT-5.5 Pro Observed 2026-10-22T03:40:04.693Z Evidence SHA-256 `b2d0285ad3e4e15750ed20d39897e7558d1c05e8962e90c861b06f93c8019dc9` Source locator `/rows/12` |  |  |  |  |  |

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Cite as: GPT-5.5 Pro — Benchize, https://benchize.com/models/gpt-5-5-pro (retrieved 2026-10-22)