Image Upscaling

Upscale and enhance images with Real-ESRGAN, Thera, Topaz, FLUX Upscaler via inference.sh CLI. Models: Real-ESRGAN, Thera (any size), FLUX Dev Upscaler, Topa...

Upscale and enhance images via inference.sh CLI.

Quick Start

curl -fsSL https://cli.inference.sh | sh && infsh login

infsh app run infsh/real-esrgan --input '{"image_url": "https://your-image.jpg"}'

Install note: The install script only detects your OS/architecture, downloads the matching binary from dist.inference.sh, and verifies its SHA-256 checksum. No elevated permissions or background processes. Manual install & verification available.

Available Upscalers

Model	App ID	Best For
Topaz Image Upscaler	falai/topaz-image-upscaler	Professional quality, any image

Examples

Upscale Any Image

infsh app run falai/topaz-image-upscaler --input '{"image_url": "https://low-res-image.jpg"}'

Workflow: Generate and Upscale

# 1. Generate image with FLUX Klein (fast)
infsh app run falai/flux-2-klein-lora --input '{"prompt": "landscape painting"}' > image.json

# 2. Upscale the result
infsh app run falai/topaz-image-upscaler --input '{"image_url": "<url-from-step-1>"}'

Use Cases

• AI Art: Upscale generated images for print
• Old Photos: Restore and enhance resolution
• Web Images: Prepare for high-DPI displays
• Print: Increase resolution for large prints
• Thumbnails: Create high-res versions

Related Skills

# Full platform skill (all 150+ apps)
npx skills add inference-sh/skills@inference-sh

# Image generation (generate then upscale)
npx skills add inference-sh/skills@ai-image-generation

# FLUX models
npx skills add inference-sh/skills@flux-image

# Background removal
npx skills add inference-sh/skills@background-removal

Browse all image apps: infsh app list --category image

Documentation

• Running Apps - How to run apps via CLI
• Image Generation Example - Complete image workflow guide
• Apps Overview - Understanding the app ecosystem