Sora 1 launch post cover
OpenAI

Sora 1

InputText, Image, VideoOutputVideo

The original Sora text-to-video model, previewed by OpenAI in February 2024 to red teamers and invited creators. It was never generally released.

Released
2y ago
Pricing
Not published

Specifications

Developer
OpenAI
Series
Sora
Family
Sora 1
Type
Video generation
Predecessor
—
Successor
—
Released
February 15, 2024
Model ID
openai/sora-1
Openness
Closed
License
proprietary
Input modalities
text, image, video
Output modalities
video
Modality
text+image+video->video
Hugging Face
—
Source freshness
Metadata synced Oct 17, 2026, 5:43 PM UTC

Text provenance

EU · product-scoped

OpenAI textGrain watermarking

In the EU, ChatGPT-generated text uses textGrain. OpenAI says API customers can opt in globally for select models, so watermarking depends on the product surface and configuration.

Official explanation