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Model vendor

OpenAI

Leading AI research company

Updated Aug 11, 2026. Data as of 2026-08-11

Website
Models51
Versions84
Open defaults0
CountryUS

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OpenAI models

Default-version specifications and scored-version capability values are labeled separately.

51 rows
Columns

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OPGPT-5.6-SolOpenAIGPT-5.6 Sol95.180.0%1.1MClosed weightsJul 9, 2026GPT-5.6 Sol
OPGPT-5.6-TerraOpenAIGPT-5.6 Terra87.680.0%1.1MClosed weightsJul 9, 2026GPT-5.6 Terra
OPGPT-5.5OpenAIGPT-5.584.080.0%1.1MClosed weightsApr 23, 2026GPT-5.5
OPGPT-5.4OpenAIGPT-5.477.180.0%1.1MClosed weightsMar 5, 2026GPT-5.4
OPGPT-5.6-LunaOpenAIGPT-5.6 Luna76.480.0%1.1MClosed weightsJul 9, 2026GPT-5.6 Luna
OPGPT-5.5-ProOpenAIGPT-5.5 Pro75.840.0%1.1MClosed weightsApr 23, 2026GPT-5.5 Pro
OPGPT-5.2-ProOpenAIGPT-5.2 Pro71.660.0%400KClosed weightsDec 11, 2025GPT-5.2 Pro
OPGPT-5.2OpenAIGPT-5.271.480.0%400KClosed weightsDec 11, 2025GPT-5.2
OPGPT-5.3-CodexOpenAIGPT-5.3 Codex62.920.0%400KClosed weightsFeb 5, 2026GPT-5.3 Codex
OPGPT-5.1OpenAIGPT-5.162.160.0%400KClosed weightsNov 13, 2025GPT-5.1
OPGPT-5.1-InstantOpenAIGPT-5.1 Instant61.360.0%400KClosed weightsNov 12, 2025GPT-5.1 Instant
OPGPT-5.4-miniOpenAIGPT-5.4 mini60.560.0%400KClosed weightsMar 17, 2026GPT-5.4 mini
OPGPT-5.2-CodexOpenAIGPT-5.2 Codex58.920.0%400KClosed weightsJan 14, 2026GPT-5.2 Codex
OPGPT-5.5-InstantOpenAIGPT-5.5 Instant53.760.0%400KClosed weightsMay 5, 2026GPT-5.5 Instant
OPo3OpenAIo352.6100.0%200KClosed weightsApr 16, 2025o3
OPGPT-5OpenAIGPT-5 Medium49.840.0%400KClosed weightsAug 7, 2025GPT-5 Medium
OPGPT-5.1-CodexOpenAIGPT-5.1 Codex49.520.0%400KClosed weightsNov 19, 2025GPT-5.1 Codex
OPGPT-5.4-nanoOpenAIGPT-5.4 nano49.160.0%400KClosed weightsMar 17, 2026GPT-5.4 nano
OPGPT-OSS-20BOpenAIGPT OSS 20B High46.540.0%131.1KClosed weightsAug 5, 2025GPT OSS 20B High
OPo4 miniOpenAIo4-mini45.0100.0%200KClosed weightsApr 16, 2025o4-mini
OPGPT-5-miniOpenAIGPT-5 mini44.960.0%400KClosed weightsAug 7, 2025GPT-5 mini
OPGPT-OSS-120BOpenAIGPT OSS 120B High44.0100.0%131.1KClosed weightsAug 5, 2025GPT OSS 120B High
OPGPT-5-CodexOpenAIGPT-5 Codex43.620.0%400KClosed weightsSep 15, 2025GPT-5 Codex
OPGPT-5.3OpenAIGPT-5.3 Chat42.220.0%128KClosed weightsMar 4, 2026GPT-5.3 Chat
OPo1OpenAIo136.380.0%200KClosed weightsDec 17, 2024o1
OPo3 miniOpenAIo3-mini36.3100.0%200KClosed weightsJan 30, 2025o3-mini
OPGPT-4.5OpenAIGPT-4.536.2100.0%128KClosed weightsFeb 27, 2025GPT-4.5
OPo1 proOpenAIo1-pro34.240.0%200KClosed weightsDec 17, 2024o1-pro
OPGPT-4.1OpenAIGPT-4.131.9100.0%1MClosed weightsApr 14, 2025GPT-4.1
OPGPT-5-nanoOpenAIGPT-5 nano31.160.0%400KClosed weightsAug 7, 2025GPT-5 nano
OPGPT-4.1-miniOpenAIGPT-4.1 mini24.8100.0%1MClosed weightsApr 14, 2025GPT-4.1 mini
OPGPT-4oOpenAIGPT-4o23.9100.0%128KClosed weightsAug 6, 2024GPT-4o
OPo1 miniOpenAIo1-mini16.880.0%128KClosed weightsSep 12, 2024o1-mini
OPGPT-4-TurboOpenAIGPT-4 Turbo14.680.0%128KClosed weightsApr 9, 2024GPT-4 Turbo
OPGPT-4o-miniOpenAIGPT-4o mini8.180.0%128KClosed weightsJul 18, 2024GPT-4o mini
OPGPT-4OpenAIGPT-44.680.0%8.2KClosed weightsJun 13, 2023GPT-4
OPGPT-4.1-nanoOpenAIGPT-4.1 nano4.3100.0%1MClosed weightsApr 14, 2025GPT-4.1 nano
OPGPT-3.5-TurboOpenAIGPT-3.5 Turbo0.080.0%16.4KClosed weightsMar 21, 2023GPT-3.5 Turbo
OPGPT-5.1-Codex-MiniOpenAIGPT-5.1 Codex Mini0.020.0%400KClosed weightsNov 12, 2025GPT-5.1 Codex Mini
OPGPT-Image-1OpenAIGPT Image 1N/AN/AN/AClosed weightsN/ANot scored
OPGPT-Image-1-MiniOpenAIGPT Image 1 MiniN/AN/AN/AClosed weightsN/ANot scored
OPGPT-Image-1.5OpenAIGPT Image 1.5N/AN/AN/AClosed weightsN/ANot scored
OPGPT-Image-2OpenAIGPT Image 2N/AN/AN/AClosed weightsN/ANot scored
OPSora 2OpenAISora 2N/AN/AN/AClosed weightsN/ANot scored
OPSora 2 ProOpenAISora 2 ProN/AN/AN/AClosed weightsN/ANot scored
OPTTS 1OpenAITTS-1N/AN/AN/AClosed weightsN/ANot scored
OPTTS 1 HDOpenAITTS-1 HDN/AN/AN/AClosed weightsN/ANot scored
OPWhisperOpenAIWhisper V1N/AN/AN/AClosed weightsN/ANot scored
OPWhisper LargeOpenAIWhisper Large V3N/AN/AN/AClosed weightsN/ANot scored
OPWhisper Large V3 TurboOpenAIWhisper Large V3 TurboN/AN/AN/AClosed weightsN/ANot scored
OPo3 proOpenAIo3-proN/AN/A200KClosed weightsJun 10, 2025Not scored

OpenAI capability scores

Each unique model uses its latest scored version.

OpenAI LLMBoard scores

OpenAI Highlights

Leading OpenAI models by score, price and context window.

Top scoreGPT-5.6-Sol95.1 LLMBoardLowest official inputGPT-5-nano$0.05 / 1MLargest contextGPT-5.41.1M tokens
Open-weight defaults0of 51 models

What is OpenAI?

Background and model catalog information for OpenAI.

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
Models
51
Versions
84
Country
US
Founded
Not available

Catalog data as of 2026-08-11.

FAQ

Common questions about OpenAI.

What is OpenAI's highest-ranked model?

GPT-5.6-Sol currently has the strongest LLMBoard score from this vendor.

How many OpenAI models are tracked?

The catalog contains 51 independently selectable OpenAI models and 84 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.