Model vendor
OpenAI
Leading AI research company
Updated Aug 10, 2026. Data as of 2026-08-07
Published models41
Published versions95
Open defaults0
CountryUS
OpenAI models
Default-version specifications and scored-version capability values are labeled separately.
| OP | GPT-5.6 Sol | 96.5 | 100.0% | 1.1M | Closed weights | GPT-5.6 Sol | |
| OP | GPT-5.6 Terra | 85.4 | 100.0% | 1.1M | Closed weights | GPT-5.6 Terra | |
| OP | GPT-5.6 Luna | 77.2 | 100.0% | 1.1M | Closed weights | GPT-5.6 Luna | |
| OP | GPT-5.5 | 76.8 | 100.0% | 1.1M | Closed weights | GPT-5.5 | |
| OP | GPT-5.4 | 75.6 | 100.0% | 1.1M | Closed weights | GPT-5.4 | |
| OP | GPT-5 Medium | 71.6 | 100.0% | 400K | Closed weights | GPT-5 | |
| OP | GPT-5.2 | 69.1 | 100.0% | 400K | Closed weights | GPT-5.2 | |
| OP | o1 | 63.0 | 80.0% | 200K | Closed weights | o1 | |
| OP | o3-mini | 61.6 | 80.0% | 200K | Closed weights | o3-mini | |
| OP | GPT-4.5 | 58.8 | 80.0% | 128K | Closed weights | GPT-4.5 | |
| OP | GPT OSS 120B High | 56.9 | 60.0% | 131.1K | Closed weights | GPT OSS 120B High | |
| OP | GPT-5.4 mini | 56.5 | 60.0% | 400K | Closed weights | GPT-5.4 mini | |
| OP | o3 | 55.8 | 100.0% | 200K | Closed weights | o3 | |
| OP | o4-mini | 55.0 | 80.0% | 200K | Closed weights | o4-mini | |
| OP | GPT-4 Turbo | 51.1 | 80.0% | 128K | Closed weights | GPT-4 Turbo | |
| OP | GPT-5.4 nano | 42.8 | 60.0% | 400K | Closed weights | GPT-5.4 nano | |
| OP | GPT-4o mini | 41.5 | 80.0% | 128K | Closed weights | GPT-4o mini | |
| OP | GPT-4 | 28.5 | 80.0% | 8.2K | Closed weights | GPT-4 | |
| OP | GPT-4.1 | 28.4 | 80.0% | 1M | Closed weights | GPT-4.1 | |
| OP | GPT-4o | 27.9 | 60.0% | 128K | Closed weights | GPT-4o | |
| OP | GPT-4.1 mini | 22.5 | 80.0% | 1M | Closed weights | GPT-4.1 mini | |
| OP | GPT-3.5 Turbo | 12.5 | 80.0% | 16.4K | Closed weights | GPT-3.5 Turbo | |
| OP | GPT-4.1 nano | 11.4 | 60.0% | 1M | Closed weights | GPT-4.1 nano | |
| OP | GPT-5 Codex | N/A | N/A | 400K | Closed weights | Not scored | |
| OP | GPT-5 mini | N/A | N/A | 400K | Closed weights | Not scored | |
| OP | GPT-5 nano | N/A | N/A | 400K | Closed weights | Not scored | |
| OP | GPT-5.1 | N/A | N/A | 400K | Closed weights | Not scored | |
| OP | GPT-5.1 Codex | N/A | N/A | 400K | Closed weights | Not scored | |
| OP | GPT-5.1 Codex Mini | N/A | N/A | 400K | Closed weights | Not scored | |
| OP | GPT-5.1 Instant | N/A | N/A | 400K | Closed weights | Not scored | |
| OP | GPT-5.2 Codex | N/A | N/A | 400K | Closed weights | Not scored | |
| OP | GPT-5.2 Pro | N/A | N/A | 400K | Closed weights | Not scored | |
| OP | GPT-5.3 Chat | N/A | N/A | 128K | Closed weights | Not scored | |
| OP | GPT-5.3 Codex | N/A | N/A | 400K | Closed weights | Not scored | |
| OP | GPT-5.5 Instant | N/A | N/A | 400K | Closed weights | Not scored | |
| OP | GPT-5.5 Pro | N/A | N/A | 1.1M | Closed weights | Not scored | |
| OP | GPT-Image-1 | N/A | N/A | 0 | Closed weights | Not scored | |
| OP | GPT OSS 20B High | N/A | N/A | 131.1K | Closed weights | Not scored | |
| OP | o1-mini | N/A | N/A | 128K | Closed weights | Not scored | |
| OP | o1-pro | N/A | N/A | 200K | Closed weights | Not scored | |
| OP | o3-pro | N/A | N/A | 200K | Closed weights | Not scored |
OpenAI capability scores
Each unique model uses its latest scored version.
OpenAI highlights
Leaders from this vendor's current published catalog.
Top scoreGPT-5.6-Sol96.5 LLMBoardLowest official inputGPT-4.1-nano$0.10 / 1MLargest contextGPT-5.41.1M tokens
Open-weight defaults0of 41 published models
What is OpenAI?
Vendor context from the published model registry.
Leading AI research company
Model ownership is separate from API hosting. One model can be offered by multiple API providers with different prices.
- Vendor
- OpenAI
- Published models
- 41
- Published versions
- 95
- Country
- US
- Founded
- Not published
Vendor description and inventory come from the published model registry.
FAQ
Common questions about OpenAI.
What is OpenAI's highest-ranked model?
GPT-5.6-Sol currently has the strongest published LLMBoard score from this vendor.
How many OpenAI models are tracked?
The current public catalog contains 41 independently selectable OpenAI model products and 95 published versions.
Does OpenAI host every listed model API?
Not necessarily. Vendor identifies the model developer; API providers are tracked separately.
Does OpenAI publish open-weight models?
No current default version is marked as open weight.