Provider ranking # Best OpenAI Models in October 2026 > Best OpenAI Models: As of October 2026, GPT-6 Astra leads the Noometry Index with a score of 70.8, ahead of GPT-6.1 Sol at 65.6. 45 models ranked with sources. - Canonical page: https://noometry.com/best/openai-models - Last updated: 2026-10-10 - Title: Best OpenAI Models (October 2026) | Noometry As of October 2026, GPT-6 Astra leads the Noometry Index with a score of 70.8, ahead of GPT-6.1 Sol at 65.6. Last verified October 10, 2026 Every ranked OpenAI model, from the current flagship down. Best OpenAI Models: top 10 1. GPT-6 Astra 70.8 2. GPT-6.1 Sol 65.6 3. GPT-5.6 Sol 65.0 4. GPT-5.5 Pro 64.3 5. GPT-5.5 63.4 6. GPT-6 Sol 61.8 7. GPT-5.4 59.4 8. GPT-5.6 Terra 59.2 9. GPT-5.4 Pro 58.9 10. GPT-5.6 Luna 54.6 11. 505560657075 ## Full ranking 45 models Best OpenAI Models | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | OpenAI [GPT-6 Astra](https://noometry.com/models/gpt-6-astra) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 70.8 | $10 | $50 | 3.54 | — | | 2 | OpenAI [GPT-6.1 Sol](https://noometry.com/models/gpt-6-1-sol) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 65.6 | $2 | $10 | 16.4 | — | | 3 | OpenAI [GPT-5.6 Sol](https://noometry.com/models/gpt-5-6-sol) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 65.0 | $4 | $20 | 8.12 | 10 | | 4 | OpenAI [GPT-5.5 Pro](https://noometry.com/models/gpt-5-5-pro) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 64.3 | $30 | $180 | 0.95 | — | | 5 | OpenAI [GPT-5.5](https://noometry.com/models/gpt-5-5) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 63.4 | $5 | $30 | 5.63 | 25 | | 6 | OpenAI [GPT-6 Sol](https://noometry.com/models/gpt-6-sol) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 61.8 | $2 | $10 | 15.4 | — | | 7 | OpenAI [GPT-5.4](https://noometry.com/models/gpt-5-4) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 59.4 | $2.50 | $15 | 10.6 | 12 | | 8 | OpenAI [GPT-5.6 Terra](https://noometry.com/models/gpt-5-6-terra) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 59.2 | $2 | $12 | 13.1 | 11 | | 9 | OpenAI [GPT-5.4 Pro](https://noometry.com/models/gpt-5-4-pro) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 58.9 | $30 | $180 | 0.87 | — | | 10 | OpenAI [GPT-5.6 Luna](https://noometry.com/models/gpt-5-6-luna) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 54.6 | $0.20 | $1.20 | 121 | 12 | | 11 | OpenAI [GPT-5.2](https://noometry.com/models/gpt-5-2) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 54.1 | $1.75 | $14 | 11.2 | 15 | | 12 | OpenAI [GPT-6 Luna](https://noometry.com/models/gpt-6-luna) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 53.3 | $0.10 | $0.50 | 266 | — | | 13 | OpenAI [GPT-5.2 Pro](https://noometry.com/models/gpt-5-2-pro) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 52.3 | $21 | $168 | 0.91 | — | | 14 | OpenAI [GPT-5](https://noometry.com/models/gpt-5) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 50.9 | $1.25 | $10 | 14.8 | 2 | | 15 | OpenAI [GPT-5.1](https://noometry.com/models/gpt-5-1) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 49.0 | $1.25 | $10 | 14.3 | — | | 16 | OpenAI [o3](https://noometry.com/models/o3) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 200K | 47.5 | $2 | $8 | 13.6 | 3 | | 17 | OpenAI [GPT-5 Pro](https://noometry.com/models/gpt-5-pro) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 46.4 | $15 | $120 | 1.12 | 5 | | 18 | OpenAI [GPT-5.3 Codex](https://noometry.com/models/gpt-5-3-codex) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 45.8 | $1.75 | $14 | 9.52 | — | | 19 | OpenAI [GPT-5.4 mini](https://noometry.com/models/gpt-5-4-mini) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 45.0 | $0.75 | $4.50 | 26.6 | 10 | | 20 | OpenAI [Chatgpt 4o Latest 20250326](https://noometry.com/models/chatgpt-4o) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | — | 43.8 | — | — | — | 21 | | 21 | OpenAI [o3-pro](https://noometry.com/models/o3-pro) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 200K | 42.9 | $20 | $80 | 1.23 | 1 | | 22 | OpenAI [GPT-5.3 Chat](https://noometry.com/models/gpt-5-3-chat) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 128K | 42.8 | $1.75 | $14 | 8.88 | — | | 23 | OpenAI [GPT-5.5 Instant](https://noometry.com/models/gpt-5-5-instant) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | — | 42.7 | — | — | — | — | | 24 | OpenAI [GPT-5.2 Codex](https://noometry.com/models/gpt-5-2-codex) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 42.6 | $1.75 | $14 | 8.84 | — | | 25 | OpenAI [GPT-5.4 nano](https://noometry.com/models/gpt-5-4-nano) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 41.9 | $0.20 | $1.25 | 90.6 | 19 | | 26 | OpenAI [GPT-5 Mini](https://noometry.com/models/gpt-5-mini) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 41.8 | $0.25 | $2 | 60.9 | 3 | | 27 | OpenAI [o4-mini](https://noometry.com/models/o4-mini) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 200K | 41.6 | $1.10 | $4.40 | 21.6 | 6 | | 28 | OpenAI [o1](https://noometry.com/models/o1) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 200K | 40.9 | $15 | $60 | 1.56 | — | | 29 | OpenAI [GPT-5.1-Codex](https://noometry.com/models/gpt-5-1-codex) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 38.6 | $1.25 | $10 | 11.2 | — | | 30 | OpenAI [GPT-5-Codex](https://noometry.com/models/gpt-5-codex) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 37.9 | $1.25 | $10 | 11 | 95 | | 31 | OpenAI [GPT-4.5](https://noometry.com/models/gpt-4-5) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | — | 37.2 | — | — | — | — | | 32 | OpenAI [o3-mini](https://noometry.com/models/o3-mini) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 200K | 36.7 | $1.10 | $4.40 | 19.1 | — | | 33 | OpenAI [gpt-oss-120b](https://noometry.com/models/gpt-oss-120b) | [OpenAI](https://noometry.com/providers/openai) | Open | 131K | 36.3 | $0.037 | $0.17 | 517 | 55 | | 34 | OpenAI [GPT-4.1](https://noometry.com/models/gpt-4-1) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 35.9 | $2 | $8 | 10.3 | 116 | | 35 | OpenAI [o1-mini](https://noometry.com/models/o1-mini) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | — | 34.0 | — | — | — | — | | 36 | OpenAI [GPT-4.1 mini](https://noometry.com/models/gpt-4-1-mini) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 33.6 | $0.40 | $1.60 | 48.1 | 86 | | 37 | OpenAI [GPT-5 Nano](https://noometry.com/models/gpt-5-nano) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 400K | 33.5 | $0.05 | $0.40 | 244 | 4 | | 38 | OpenAI [gpt-oss-20b](https://noometry.com/models/gpt-oss-20b) | [OpenAI](https://noometry.com/providers/openai) | Open | 131K | 32.5 | $0.018 | $0.09 | 903 | 96 | | 39 | OpenAI [o1-pro](https://noometry.com/models/o1-pro) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 200K | 31.5 | $150 | $600 | 0.12 | — | | 40 | OpenAI [GPT-4 Turbo](https://noometry.com/models/gpt-4-turbo) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 128K | 30.5 | $10 | $30 | 2.03 | — | | 41 | OpenAI [GPT-4](https://noometry.com/models/gpt-4) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 8K | 29.1 | $30 | $60 | 0.78 | — | | 42 | OpenAI [GPT-4o](https://noometry.com/models/gpt-4o) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 128K | 28.6 | $2.50 | $10 | 6.53 | — | | 43 | OpenAI [GPT-4.1 nano](https://noometry.com/models/gpt-4-1-nano) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 1.05M | 27.9 | $0.10 | $0.40 | 159 | 135 | | 44 | OpenAI [GPT-4o mini](https://noometry.com/models/gpt-4o-mini) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 128K | 25.5 | $0.15 | $0.60 | 97.2 | 120 | | 45 | OpenAI [GPT-3.5-turbo](https://noometry.com/models/gpt-3-5-turbo) | [OpenAI](https://noometry.com/providers/openai) | Proprietary | 16K | 23.2 | $0.50 | $1.50 | 31 | — | Sponsored placements are available on pages like this one. [Advertise on Noometry](https://noometry.com/advertise) ## Compare the leaders - [GPT-6 Astra vs GPT-6.1 Sol](https://noometry.com/compare/gpt-6-1-sol-vs-gpt-6-astra) - [GPT-6 Astra vs GPT-5.6 Sol](https://noometry.com/compare/gpt-5-6-sol-vs-gpt-6-astra) - [GPT-6 Astra vs GPT-5.5 Pro](https://noometry.com/compare/gpt-5-5-pro-vs-gpt-6-astra) - [GPT-6.1 Sol vs GPT-5.6 Sol](https://noometry.com/compare/gpt-5-6-sol-vs-gpt-6-1-sol) - [GPT-6.1 Sol vs GPT-5.5 Pro](https://noometry.com/compare/gpt-5-5-pro-vs-gpt-6-1-sol) - [GPT-5.6 Sol vs GPT-5.5 Pro](https://noometry.com/compare/gpt-5-5-pro-vs-gpt-5-6-sol) ## Related rankings - [Best Anthropic Models](https://noometry.com/best/anthropic-models) - [Best Google Models](https://noometry.com/best/google-models) - [Best Meta Models](https://noometry.com/best/meta-models) - [Best DeepSeek Models](https://noometry.com/best/deepseek-models) - [Best Mistral Models](https://noometry.com/best/mistral-models) - [Best xAI Grok Models](https://noometry.com/best/xai-models) - [Best Alibaba Qwen Models](https://noometry.com/best/alibaba-models) - [Best Moonshot Kimi Models](https://noometry.com/best/moonshot-models) - [Best Z.ai GLM Models](https://noometry.com/best/zai-models) - [Best MiniMax Models](https://noometry.com/best/minimax-models) - [Best Microsoft Models](https://noometry.com/best/microsoft-models) - [Best NVIDIA Models](https://noometry.com/best/nvidia-models) - [Best Amazon Nova Models](https://noometry.com/best/amazon-models) - [Best Cohere Models](https://noometry.com/best/cohere-models) ## Frequently asked questions ### Which OpenAI model is best? As of October 2026, GPT-6 Astra leads the Noometry Index with a score of 70.8, ahead of GPT-6.1 Sol at 65.6. ### What are the top 5 in this ranking? GPT-6 Astra, GPT-6.1 Sol, GPT-5.6 Sol, GPT-5.5 Pro, GPT-5.5, in that order, as of October 2026. ### How is this list ranked? By the Noometry Index, which is fitted from every public benchmark result and adjusted for how hard each benchmark is. Models need several independent results to be ranked. ### Cite this page Noometry. (2026). Best OpenAI Models. Retrieved October 10, 2026, from https://noometry.com/best/openai-models Quote Noometry with a link back to this page. It is also available in [Markdown](https://noometry.com/md/best/openai-models.md).