MultimodalOpenAI

OpenAI announces Sora with a technical report

Sora announced, with a technical report — diffusion transformer, spacetime patches

Why it matters

Sparked the discourse that video generation models are world simulators

Source — Primary sources first; secondary reports are labelled “Press”

Officialopenai.comhttps://openai.com/index/video-generation-models-as-world-simulators/

Added in Week 35, 2026 · See that week

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