Reference exactly as
@format/us-letter
Copy this exact reference into Ask, then add the output pieces you want: format, template, asset, or prompt rule.
Aliases
@format/letter@format/document@format/page
US Letter Document
US Letter canvas with printable margins, safe content field, and document export defaults.
Start with one Ask request.
Keep @format/us-letter in the request, then add the format or template you want.
/image Design a premium editorial campaign image for an independent ceramic studio using @format/us-letter. Keep any headline area empty so copy remains editable in Design Studio.
What this controls
Each reference has a clear job, so Ask can combine it without mixing up style, size, structure, and source material.
Controls
Canvas sizes, aspect ratios, safe areas, and export defaults.
Pair with
This sets canvas and print behavior only. It does not provide visual style or document content.
Good for
canvas-sizeaspect-ratiosafe-areasexport-target
Needs help with
styletemplatebrandsource-asset
Saved prompts
These are the reusable instructions behind the reference and its approved preview.
Generation prompt
Provenance and approval
Public Creative References are shown only after their preview and proof output are verified.
- Visibility
- public
- Publication
- published
- Moderation
- approved
- Source
- Promptha curated
- Creator
- Promptha
- License
- Usage terms recorded with the source asset
- AI generated
- Not specified
- Last updated
- Jul 30, 2026
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Use this in Ask
Start with @format/us-letter, then pair it with a compatible generation request.