Upload size limits
Reference video
Reference video has tighter limits than a plain upload, and they depend on length.
Accepted video extensions:
mp4, mov, webm, m4v, mkv, avi. Reference video specifically
accepts MP4 and MOV.
Documentation Index
Fetch the complete documentation index at: /llms.txt
Use this file to discover all available pages before exploring further.
Accepted formats and size limits for uploads and references.
| What | Limit |
|---|---|
| Images, audio, documents | 25 MB |
| Video | 200 MB |
| Length | Maximum size |
|---|---|
| Up to 15 seconds | 50 MB |
| 15 to 30 seconds | 200 MB |
| Constraint | Value |
|---|---|
| Minimum duration | 2 seconds |
| Maximum duration | 30 seconds |
| Dimensions | 300–6000 px per side |
| Aspect ratio | Between 0.4 and 2.5 |
| Resolution | Up to 1920×1080 |
| Default count | 3 clips, unless the model says otherwise |
mp4, mov, webm, m4v, mkv, avi. Reference video specifically
accepts MP4 and MOV.
| Constraint | Value |
|---|---|
| Minimum short side | 300 px |
| Maximum per image | 20 MB on Vertex-protocol models |
| Count | Set by the model |
| Feature | Accepts |
|---|---|
| Build with AI, idea creation | .docx, .pdf, .txt, .md, images |
| Digital Host script | .txt, .md, .docx — not .doc |
| Canvas text node import | Markdown and text documents |
| Canvas table node | CSV and spreadsheet files |
| Download | Format |
|---|---|
| A single asset | Its original file |
| A folder, dataset, or multi-selection | ZIP, preserving folder structure |
| A canvas text node | Markdown, plain text, or Word |
| Director bar video | MP4 |
| Director bar project | ZIP with timeline.otio, timeline.edl, media/, and manifest.json |
| Digital Host history | CSV |