GPT-5.5
GPT-5.5 — OSWorld-Verified 78.7%, MMMU-Pro 81.2%
Why it matters
Showed in numbers that visual understanding and operating a computer are the same capability
Source — Primary sources first; secondary reports are labelled “Press”
Officialopenai.comhttps://openai.com/index/introducing-gpt-5-5/Added in Week 35, 2026 · See that week