FLUX Outpainting

by Black Forest Labs May 14, 2026

FLUX Outpainting is a dedicated image expansion model from Black Forest Labs that extends an existing image beyond its original borders in a single call. It is tuned to continue scene content, lighting, texture, and composition naturally without requiring a text prompt, making it useful for aspect-ratio changes, social reformats, banner layouts, and other canvas-extension workflows.

Extending images with FLUX Outpainting How to use FLUX Outpainting, a prompt-less image-extension model from Black Forest Labs. Covers the request shape, when prompt-less extension is the right tool, three practical extension patterns, and sizing limits.