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Runway

by Runway

"The video editor that also generates."

Gen-4 video model plus a full pro editing suite — motion brush, camera control, green-screen, lip-sync, all in one browser tab.

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Overview

Runway is a full AI video studio: generate clips, change backgrounds, remove objects and extend shots. Strong control for creators who edit a lot.

How to use it
· 4 steps
  1. 1

    Sign in at runwayml.com and choose a video model.

  2. 2

    Upload a reference image or video.

  3. 3

    Describe the motion and camera movement.

  4. 4

    Use the editing tools to remove objects or change backgrounds.

Best-practice prompts

Prompt 1
Background swap
Keep the person and product exactly the same; replace the background with a modern boutique store with warm lights.
Why it works · Clean edits without re-shooting.

Best for

  • Motion-brush precise animation
  • AI VFX (rotoscope, inpaint)
  • Lip-sync to any audio
  • Camera-controlled shots

Not for

  • —Free-tier heavy use (credits burn fast)
  • —Native audio (add in post)

Pricing

Free$0125 credits, watermarked
Standard$15/mo625 credits, no watermark
Pro$35/mo2,250 credits, 4K, private

Pro tips

  • →Motion Brush > text prompts for precise movement.
  • →Use Frames as your image-to-video keyframes for consistency.
  • →Act-One clones any actor's expressions onto your character.

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