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Video model · Kuaishou

Kling 4.0 Flash online

Quick, low-cost Kling 4.0 with image and video references. Best at action scenes. Kling 4.0 Flash is made by Kuaishou; in Pixie it's a Standard model, from 20 Sparks a second ($0.20).

From
20 Sparks a second
Clip length
3 to 20 seconds
Best resolution
720p
Sound
Silent (add it in Sound)
Free plan
Paid plans

Kling 4.0 Flash price

ResolutionPer second5 seconds10 seconds
720p20 Sparks ($0.20)100 Sparks ($1.00)200 Sparks ($2.00)

Sparks come with every plan and in packs; 1 Spark is about 1 cent. A render that fails is refunded automatically. Reference videos count toward the length you pay for.

What it can start from

  • A written prompt
  • A start picture to animate
  • References: up to 10 pictures, 5 videos (20 s of video in all)
  • Shapes: 16:9, 9:16, 1:1, 21:9

What it's good at

Kling 4.0 Flash is strongest at action scenes. It's a Standard model, so it needs a paid plan; the Free plan makes Draft video.

How to use Kling 4.0 Flash in Pixie

  1. Open Create and pick Kling 4.0 Flash from the models (or leave it on Auto and let Pixie choose).
  2. Describe the shot, and add reference pictures or videos to keep a character, a look or a move.
  3. Choose the length, shape and resolution. The price shows before you render.
  4. Render, then edit it for free in Cut: trim, captions, music, text.

Compare Kling 4.0 Flash

Other Standard video models

Wan 3.0, Wan 2.7, Hailuo H3, Kling 3.0, Gemini Omni Flash. Or see every model and price.

Join the waitlist to try it

You see the price before anything renders. Failed renders refund automatically.