Models
Models from the labs in Epoch AI's catalog, the repositories they published on Hugging Face, and posts from their own news pages.
GPT-5.1-CodexOpenAI · LanguageAPI accessNov 12, 2025
GPT-5 ProOpenAI · Multimodal, Language, VisionAPI accessOct 7, 2025Sora 2.0OpenAI · VideoHosted access (no API)Sep 30, 2025GPT-5OpenAI · Multimodal, Language, Vision · Training compute 6.6e25 FLOPAPI accessAug 7, 2025GPT-5 miniOpenAI · Multimodal, Language, VisionAPI accessAug 7, 2025GPT-5 nanoOpenAI · Multimodal, Language, VisionAPI accessAug 7, 2025gpt-oss-120bOpenAI · Language · 117B parameters · Training compute 4.9e24 FLOPOpen weights (unrestricted)Aug 5, 2025gpt-oss-20bOpenAI · Language · 20.9B parameters · Training compute 5.5e23 FLOPOpen weights (unrestricted)Aug 5, 2025gpt-image-1OpenAI · Image generation, VisionAPI accessApr 23, 2025GPT-4o (Mar 2025)OpenAI · Multimodal, Language, Audio, Speech, VisionAPI accessMar 27, 2025o1-proOpenAI · Language, Mathematics, MultimodalAPI accessMar 19, 2025GPT-4.5OpenAI · Language, Vision, Multimodal · Training compute 3.8e26 FLOPAPI accessFeb 27, 2025o3-miniOpenAI · LanguageAPI accessJan 31, 2025GPT-4o (Jan 2025)OpenAI · Multimodal, Language, Audio, Speech, VisionAPI accessJan 29, 2025Computer-Using Agent (CUA)OpenAI · Vision, Language, MultimodalHosted access (no API)Jan 23, 2025Data: Epoch AI, CC BY 4.0. Changes: selected rows and columns of Epoch AI's database.