image-outpainting

Extend images beyond their original canvas using RunComfy image-editing endpoints.

31|9|Updated Apr 30, 2026
One-click install
npx skills add https://github.com/prime-skills/runcomfy-agent-skills --skill image-outpainting-prime-skills
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: image-outpainting
Source: https://github.com/prime-skills/runcomfy-agent-skills/tree/main/image-outpainting
Command: npx skills add https://github.com/prime-skills/runcomfy-agent-skills --skill image-outpainting-prime-skills

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill extends an existing image beyond its original canvas without losing the subject, composition, lighting, or visual identity, making it easy to uncrop images and change their aspect ratio.

Core Features & Use Cases

  • Canvas Expansion: Extend images horizontally, vertically, or in multiple directions to reveal more of a scene.
  • Aspect-Ratio Conversion: Adapt square, portrait, or landscape images for banners, social posts, reels, and widescreen layouts.
  • Model Routing: Selects among RunComfy image-editing endpoints based on whether the request is prose-driven, reference-based, or brand-specific.
  • Use Case: Turn a square product photograph into a wide catalog banner by continuing its background, lighting, and surrounding environment while preserving the product exactly.

Quick Start

Use the image-outpainting skill to extend the attached portrait into a 16:9 landscape image with matching background and lighting while preserving the original subject.

Frequently Asked Questions about image-outpainting

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I expand an image beyond its original canvas without losing the subject?

To expand an image without losing the subject, you use image outpainting to extend the visual content beyond the original canvas while preserving the original composition, lighting, and visual identity.

Can I change the aspect ratio of a photo to fit a widescreen banner?

Yes, you can change the aspect ratio of a photo to fit a widescreen banner. This technique adapts square, portrait, or landscape images into new dimensions by continuing the surrounding environment.

What is the best way to uncrop a product photograph for social media formats?

The best way to uncrop a product photograph for social media formats is to extend the background and lighting outward, creating a wider canvas while preserving the product exactly as it appears in the original image.

Do I need ComfyUI workflows for difficult image continuation cases?

Yes, you can use optional ComfyUI workflows for difficult image continuation cases. The process routes your request based on whether it is prose-driven, reference-based, or brand-specific to handle complex extensions.

Does image outpainting require an authenticated RunComfy endpoint?

Yes, image outpainting requires the RunComfy CLI and an authenticated RunComfy image-editing endpoint to process the visual continuation and extend the existing image beyond its original boundaries.