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Generate images, videos, and music using Kie.ai API

Actions9

Image → Upscale Image

AI-generated

Summary

Upscale an image using a selected model.

Inputs

  • model (required) — Model identifier for image generation (e.g., Flux-2).
  • imageUrl (required) — URL of the source image to upscale.
  • negativePrompt — Optional negative prompt to guide generation.
  • width — Desired width of the upscaled image in pixels.
  • height — Desired height of the upscaled image in pixels.
  • strength — Control strength of the upscaling (0 to 1).
  • seed — Optional seed for reproducibility.
  • aspectRatio — Preferred aspect ratio for the output.
  • quality — Quality setting (standard or hd).
  • outputFormat — Output image format (jpg, png, webp).
  • webhookUrl — Optional webhook URL to receive completion notification.

Output shape

single JSON object containing task details

Returns a record with the created task information; on success the body resolves, on failure an error is thrown.

Examples

Example 1: Upscale an image with default settings

Model: Flux-2; Image URL: https://example.com/input.jpg; Quality: standard; Output Format: webp

Example 2: Upscale with custom dimensions and format

Model: Midjourney; Image URL: https://example.com/pic.png; Width: 2048; Height: 2048; Output Format: png; Quality: hd

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