# Best OpenAI Models (2026)

> All OpenAI models ranked by benchmark performance — GPT-5, GPT-4o, o1, o3, and more.

Canonical page: https://benchlm.ai/best/openai-models

Last updated: October 17, 2026

## Rankings

| Rank | Model | Creator | Type | Context | Score |
|------|-------|---------|------|---------|-------|
| 1 | [GPT-6.1 Sol](/models/gpt-6-1-sol) | OpenAI | Proprietary | 1.05M | 84.1 |
| 2 | [GPT-6 Astra](/models/gpt-6-astra) | OpenAI | Proprietary | 1.05M | 83.9 |
| 3 | [GPT-6 Sol](/models/gpt-6-sol) | OpenAI | Proprietary | 1.05M | 78.5 |
| 4 | [GPT-5.6 Sol](/models/gpt-5-6-sol) | OpenAI | Proprietary | 1.05M | 75.3 |
| 5 | [GPT-5.5 Pro](/models/gpt-5-5-pro) | OpenAI | Proprietary | 1M | 73.4 |
| 6 | [GPT-5.6 Terra](/models/gpt-5-6-terra) | OpenAI | Proprietary | 1.05M | 70.2 |
| 7 | [GPT-5.5](/models/gpt-5-5) | OpenAI | Proprietary | 1M | 69.3 |
| 8 | [GPT-5.4 Pro](/models/gpt-5-4-pro) | OpenAI | Proprietary | 1.05M | 68.6 |
| 9 | [GPT-5.4](/models/gpt-5-4) | OpenAI | Proprietary | 1.05M | 66.7 |
| 10 | [GPT-6 Luna](/models/gpt-6-luna) | OpenAI | Proprietary | 1.05M | 66.7 |
| 11 | [GPT-5.2 Pro](/models/gpt-5-2-pro) | OpenAI | Proprietary | 400K | 66.7 |
| 12 | [GPT-5.6 Luna](/models/gpt-5-6-luna) | OpenAI | Proprietary | 1.05M | 64.4 |
| 13 | [GPT-5.3 Codex](/models/gpt-5-3-codex) | OpenAI | Proprietary | 400K | 60.5 |
| 14 | [GPT-5.2](/models/gpt-5-2) | OpenAI | Proprietary | 400K | 59.9 |
| 15 | [GPT-5.1](/models/gpt-5-1) | OpenAI | Proprietary | 200K | 57.2 |
| 16 | [GPT-5.2-Codex](/models/gpt-5-2-codex) | OpenAI | Proprietary | 400K | 55.3 |
| 17 | [GPT-5.4 mini](/models/gpt-5-4-mini) | OpenAI | Proprietary | 400K | 53.4 |
| 18 | [GPT-5.1-Codex](/models/gpt-5-1-codex) | OpenAI | Proprietary | 400K | 50.4 |
| 19 | [GPT-5 mini](/models/gpt-5-mini) | OpenAI | Proprietary | 128K | 48.4 |
| 20 | [GPT-5.4 nano](/models/gpt-5-4-nano) | OpenAI | Proprietary | 400K | 46.9 |
| 21 | [GPT-5 (medium)](/models/gpt-5-medium) | OpenAI | Proprietary | 128K | 46 |
| 22 | [o3](/models/o3) | OpenAI | Proprietary | 200K | 45.4 |
| 23 | [o3-pro](/models/o3-pro) | OpenAI | Proprietary | 200K | 45.4 |
| 24 | [o3-mini](/models/o3-mini) | OpenAI | Proprietary | 200K | 39.6 |
| 25 | [o1](/models/o1) | OpenAI | Proprietary | 200K | 38.4 |
| 26 | [GPT-4.1](/models/gpt-4-1) | OpenAI | Proprietary | 1M | 37.6 |
| 27 | [GPT-5 nano](/models/gpt-5-nano) | OpenAI | Proprietary | 400K | 37.4 |
| 28 | [GPT-OSS 120B](/models/gpt-oss-120b) | OpenAI | Open Weight | 128K | 37.3 |
| 29 | [o1-preview](/models/o1-preview) | OpenAI | Proprietary | 200K | 36 |
| 30 | [o1-pro](/models/o1-pro) | OpenAI | Proprietary | 200K | 35.7 |
| 31 | [GPT-OSS 20B](/models/gpt-oss-20b) | OpenAI | Open Weight | 128K | 33.3 |
| 32 | [GPT-4o](/models/gpt-4o) | OpenAI | Proprietary | 128K | 29.9 |
| 33 | [GPT-4.1 mini](/models/gpt-4-1-mini) | OpenAI | Proprietary | 1M | 29.3 |
| 34 | [GPT-4o mini](/models/gpt-4o-mini) | OpenAI | Proprietary | 128K | 26.8 |
| 35 | [GPT-4.1 nano](/models/gpt-4-1-nano) | OpenAI | Proprietary | 1M | 24.5 |
| 36 | [GPT-4 Turbo](/models/gpt-4-turbo) | OpenAI | Proprietary | 128K | 21.5 |

## Key Takeaways

- Top model: [GPT-6.1 Sol](/models/gpt-6-1-sol) with a score of 84.1
- Best open-weight option: [GPT-OSS 120B](/models/gpt-oss-120b) at #28
- Models included: 36

## Compare the Leaders

- [GPT-6.1 Sol vs GPT-6 Astra](/compare/gpt-6-1-sol-vs-gpt-6-astra)