Reference exactly as
@format/poster-18x24
Copy this exact reference into Ask, then add the output pieces you want: format, template, asset, or prompt rule.
Aliases
@format/18x24@format/vertical-poster@format/print-poster
18 x 24 Poster
Standard vertical poster format with print-safe margin and export metadata for event, campaign, and art posters.
Start with one Ask request.
Keep @format/poster-18x24 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/poster-18x24. 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 is a format reference. It does not set style, template, typography, copywriting. Pair it with the right typed references when those controls are needed.
Good for
canvas-sizeaspect-ratioprint-safe-areaexport-target
Needs help with
styletemplatetypographycopywritingsource-asset
Saved prompts
These are the reusable instructions behind the reference and its approved preview.
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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Vertical 9:16 cover frame with center-safe title area for reels, shorts, TikToks, and mobile video covers.
Use this in Ask
Start with @format/poster-18x24, then pair it with a compatible generation request.