OpenAI, proprietary

# GPT-5 Pro

> GPT-5 Pro by OpenAI, released October 2025. Ranked #64 of 354 with a Noometry Index of 46.4. API: $15 in / $120 out per M tokens. 400K context. Scores, sources and comparisons.
- Canonical page: https://noometry.com/models/gpt-5-pro
- Last updated: 2026-10-10
- Title: GPT-5 Pro Benchmarks, Price & Rank (October 2026) | Noometry

GPT-5 Pro by OpenAI ranks 64th of 354 ranked models on the Noometry Index as of October 2026, with a score of 46.4. Its strongest category is knowledge, where it ranks 42nd. API pricing starts at $15 per million input tokens and $120 per million output tokens, with a 400K-token context window.

Last verified October 10, 2026

## Specifications

- **Noometry rank:** #64 of 354
- **Index score:** 46.4
- **Evidence:** Confirmed 12 results
- **Provider:** [OpenAI](https://noometry.com/providers/openai)
- **Released:** October 6, 2025
- **Weights:** Proprietary
- **Reasoning:** Yes
- **Context window:** 400K
- **Max output:** 272K
- **Input price:** $15 / M
- **Output price:** $120 / M
- **Blended price:** $41.25 / M
- **Output speed:** 5 tokens/s [Kagi](https://help.kagi.com/kagi/ai/llm-benchmark.html)
- **Value:** #214 of 219
- **Knowledge cutoff:** September 2024
- **Input:** text, image

## Category scores

Each category score combines every public result we have in that category.

GPT-5 Pro category scores

1.  Coding 44.0
2.  Reasoning 38.9
3.  Math 48.5
4.  Knowledge 56.7
5.  354045505560

GPT-5 Pro category ranks
| Category | Score | Rank | Results |
| --- | --- | --- | --- |
| [Coding](https://noometry.com/best/coding) | 44.0 | #80 | 1 |
| [Reasoning](https://noometry.com/best/reasoning) | 38.9 | #62 | 5 |
| [Math](https://noometry.com/best/math) | 48.5 | #63 | 2 |
| [Knowledge](https://noometry.com/best/knowledge) | 56.7 | #42 | 1 |

## Strengths and weaknesses

Categories where GPT-5 Pro places highest and lowest among the models ranked in each, with its score against that category's median.

### Strongest categories

GPT-5 Pro: strongest categories
| Category | Score | vs median | Rank |
| --- | --- | --- | --- |
| [Knowledge](https://noometry.com/best/knowledge) | 56.7 | +19.4 | #42 of 314, top 14% |
| [Reasoning](https://noometry.com/best/reasoning) | 38.9 | +15.3 | #62 of 350, top 18% |

### Weakest categories

GPT-5 Pro: weakest categories
| Category | Score | vs median | Rank |
| --- | --- | --- | --- |
| [Coding](https://noometry.com/best/coding) | 44.0 | +5.2 | #80 of 340, top 24% |
| [Math](https://noometry.com/best/math) | 48.5 | +11.9 | #63 of 327, top 20% |

## Closest competitors

The models ranked just above and below GPT-5 Pro. When scores are this close, price and speed are often the better way to choose.

Models ranked closest to GPT-5 Pro
| Model | Rank | Score | Blended $/M | Speed |  |
| --- | --- | --- | --- | --- | --- |
| [Kimi K2.6](https://noometry.com/models/kimi-k2-6) | #60 | 47.7 | $1.71 | — | [Compare](https://noometry.com/compare/gpt-5-pro-vs-kimi-k2-6) |
| [o3](https://noometry.com/models/o3) | #61 | 47.5 | $3.50 | 3 | [Compare](https://noometry.com/compare/gpt-5-pro-vs-o3) |
| [Qwen3.6 Plus](https://noometry.com/models/qwen3-6-plus) | #62 | 47.5 | $1.13 | — | [Compare](https://noometry.com/compare/gpt-5-pro-vs-qwen3-6-plus) |
| [Inkling-Small](https://noometry.com/models/inkling-small) | #63 | 46.5 | $0.64 | — | [Compare](https://noometry.com/compare/gpt-5-pro-vs-inkling-small) |
| [Grok 4.20 Multi-Agent](https://noometry.com/models/grok-4-20-multi-agent) | #65 | 46.2 | $1.56 | — | [Compare](https://noometry.com/compare/gpt-5-pro-vs-grok-4-20-multi-agent) |
| [GLM-5](https://noometry.com/models/glm-5) | #66 | 46.1 | $1.55 | 23 | [Compare](https://noometry.com/compare/glm-5-vs-gpt-5-pro) |
| [Qwen3.5 397B-A17B](https://noometry.com/models/qwen3-5-397b-a17b) | #67 | 46.0 | $1.35 | 9 | [Compare](https://noometry.com/compare/gpt-5-pro-vs-qwen3-5-397b-a17b) |
| [Qwen3.8 27B](https://noometry.com/models/qwen3-8-27b) | #68 | 46.0 | $1.11 | — | [Compare](https://noometry.com/compare/gpt-5-pro-vs-qwen3-8-27b) |

Sponsored placements are available on pages like this one. [Advertise on Noometry](https://noometry.com/advertise)

## Benchmark results

Every published result we track, with its source. Bold rows are the ones used for ranking; where several exist we prefer independent runs over self-reported numbers.

### Coding

GPT-5 Pro Coding benchmark results
| Benchmark | Score | Position | Setting | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [WeirdML](https://noometry.com/benchmarks/weirdml) | 60.4% | #31 of 119, top 27% | high | [Epoch AI](https://epoch.ai/benchmarks) |  |
| [AlgoTune](https://noometry.com/benchmarks/algotune) | 1.31 | #18 of 18, top 100% | medium | [Epoch AI](https://epoch.ai/benchmarks) |  |

### Reasoning

GPT-5 Pro Reasoning benchmark results
| Benchmark | Score | Position | Setting | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [ARC-AGI-2](https://noometry.com/benchmarks/arc-agi-2) | 18.3% | #43 of 83, top 52% |  | [Epoch AI](https://epoch.ai/benchmarks) |  |
| [SimpleBench](https://noometry.com/benchmarks/simplebench) | 61.6% | #20 of 77, top 26% |  | [Epoch AI](https://epoch.ai/benchmarks) |  |
| [SimpleBench](https://noometry.com/benchmarks/simplebench) | 61.6% |  | high | [Epoch AI](https://epoch.ai/benchmarks) |  |
| [Kagi LLM Benchmark](https://noometry.com/benchmarks/kagi-reasoning) | 76.8% | #10 of 99, top 11% |  | [Kagi LLM Benchmark](https://help.kagi.com/kagi/ai/llm-benchmark.html) |  |
| [ARC-AGI-1](https://noometry.com/benchmarks/arc-agi-1) | 70.2% |  |  | [Epoch AI](https://epoch.ai/benchmarks) |  |
| [ARC-AGI-1](https://noometry.com/benchmarks/arc-agi-1) | 70.2% | #43 of 83, top 52% | high | [Epoch AI](https://epoch.ai/benchmarks) |  |
| [EnigmaEval](https://noometry.com/benchmarks/enigmaeval) | 18.8% | #7 of 38, top 19% |  | [Epoch AI](https://epoch.ai/benchmarks) |  |
| [Epoch Capabilities Index](https://noometry.com/benchmarks/epoch-capabilities-index) | 150.28 | #50 of 213, top 24% |  | [Epoch AI](https://epoch.ai/eci) | 2025-10-07 |

### Math

GPT-5 Pro Math benchmark results
| Benchmark | Score | Position | Setting | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [FrontierMath (Tiers 1-3)](https://noometry.com/benchmarks/frontiermath) | 55.8% | #42 of 81, top 52% | high | [Epoch AI](https://epoch.ai/benchmarks) | 2026-06-12 |
| [FrontierMath Tier 4](https://noometry.com/benchmarks/frontiermath-tier-4) | 19.5% | #43 of 63, top 69% | high | [Epoch AI](https://epoch.ai/benchmarks) | 2026-06-12 |
| [FrontierMath Tier 4 (v1)](https://noometry.com/benchmarks/frontiermath-tier-4-v1) | 14.6% | #13 of 55, top 24% | high | [Epoch AI](https://epoch.ai/benchmarks) | 2025-10-09 |

### Knowledge

GPT-5 Pro Knowledge benchmark results
| Benchmark | Score | Position | Setting | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [Humanity's Last Exam](https://noometry.com/benchmarks/hle) | 31.6% | #11 of 41, top 27% |  | [Epoch AI](https://epoch.ai/benchmarks) |  |

## API pricing by provider

GPT-5 Pro API prices
| Route | Input $/M | Output $/M | Cached input $/M | Checked |
| --- | --- | --- | --- | --- |
| [azure](https://learn.microsoft.com/en-us/azure/ai-services/openai/concepts/models) | $15 | $120 | — | 2026-10-10 |
| [openai](https://platform.openai.com/docs/models) | $15 | $120 | — | 2026-10-10 |
| [openrouter](https://openrouter.ai/openai/gpt-5-pro) | $15 | $120 | — | 2026-10-10 |

[All OpenAI API prices →](https://noometry.com/llm-pricing/openai) [Estimate your cost →](https://noometry.com/tools/cost-calculator)

## Compare GPT-5 Pro

-   [GPT-5 Pro vs Inkling-Small](https://noometry.com/compare/gpt-5-pro-vs-inkling-small)
-   [GPT-5 Pro vs Grok 4.20 Multi-Agent](https://noometry.com/compare/gpt-5-pro-vs-grok-4-20-multi-agent)
-   [GPT-5 Pro vs Qwen3.6 Plus](https://noometry.com/compare/gpt-5-pro-vs-qwen3-6-plus)
-   [GPT-5 Pro vs GLM-5](https://noometry.com/compare/glm-5-vs-gpt-5-pro)
-   [GPT-5 Pro vs o3](https://noometry.com/compare/gpt-5-pro-vs-o3)
-   [GPT-5 Pro vs Qwen3.5 397B-A17B](https://noometry.com/compare/gpt-5-pro-vs-qwen3-5-397b-a17b)
-   [GPT-5 Pro vs Claude Fable 5.1](https://noometry.com/compare/claude-fable-5-1-vs-gpt-5-pro)
-   [GPT-5 Pro vs Gemini 3.8 Flash](https://noometry.com/compare/gemini-3-8-flash-vs-gpt-5-pro)
-   [GPT-5 Pro vs Kimi K3](https://noometry.com/compare/gpt-5-pro-vs-kimi-k3)
-   [GPT-5 Pro vs Grok 4.6](https://noometry.com/compare/gpt-5-pro-vs-grok-4-6)
-   [GPT-5 Pro vs Qwen3.8 Max](https://noometry.com/compare/gpt-5-pro-vs-qwen3-8-max)
-   [GPT-5 Pro vs GLM-5.3](https://noometry.com/compare/glm-5-3-vs-gpt-5-pro)
-   [GPT-5 Pro vs Muse Spark 1.3](https://noometry.com/compare/gpt-5-pro-vs-muse-spark-1-3)
-   [GPT-5 Pro vs DeepSeek V4 Pro](https://noometry.com/compare/deepseek-v4-pro-vs-gpt-5-pro)

## Other OpenAI models

-   [GPT-6 Astra](https://noometry.com/models/gpt-6-astra)70.8
-   [GPT-6.1 Sol](https://noometry.com/models/gpt-6-1-sol)65.6
-   [GPT-5.6 Sol](https://noometry.com/models/gpt-5-6-sol)65.0
-   [GPT-5.5 Pro](https://noometry.com/models/gpt-5-5-pro)64.3
-   [GPT-5.5](https://noometry.com/models/gpt-5-5)63.4
-   [GPT-6 Sol](https://noometry.com/models/gpt-6-sol)61.8
-   [GPT-5.4](https://noometry.com/models/gpt-5-4)59.4
-   [GPT-5.6 Terra](https://noometry.com/models/gpt-5-6-terra)59.2

## Frequently asked questions

### How good is GPT-5 Pro?

GPT-5 Pro by OpenAI ranks 64th of 354 ranked models on the Noometry Index as of October 2026, with a score of 46.4. Its strongest category is knowledge, where it ranks 42nd. API pricing starts at $15 per million input tokens and $120 per million output tokens, with a 400K-token context window.

### How much does GPT-5 Pro cost?

GPT-5 Pro costs $15 per million input tokens and $120 per million output tokens on OpenAI's own API.

### What is GPT-5 Pro's context window?

GPT-5 Pro accepts up to 400K tokens of input and can write up to 272K tokens in one response.

### Is GPT-5 Pro open source?

No. GPT-5 Pro is proprietary and available only through OpenAI's API and partner platforms.

### How fast is GPT-5 Pro?

GPT-5 Pro generated about 5 output tokens per second in the Kagi LLM Benchmark's timed runs. Speed varies by provider, load and reasoning effort.

### What are GPT-5 Pro's strengths and weaknesses?

Relative to other ranked models, GPT-5 Pro places best in knowledge, reasoning and lowest in coding, math.

### What is GPT-5 Pro best at?

Its best category is knowledge, where it ranks 42nd on Noometry.

### Cite this page

Noometry. (2026). GPT-5 Pro benchmarks and pricing. Retrieved October 10, 2026, from https://noometry.com/models/gpt-5-pro

Quote Noometry with a link back to this page. It is also available in [Markdown](https://noometry.com/md/models/gpt-5-pro.md).