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2026-06-07 20:43:31 -07:00

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Runway

Runway is a generative AI company producing state-of-the-art video generation models, accessible via API and web interface.

Model Variants

Gen-3 Alpha

  • Text-to-video and image-to-video at 1280x768, 24fps
  • 5 or 10 second output, extendable up to 40 seconds
  • Photorealistic human character generation

Gen-3 Alpha Turbo

  • Faster, lower-cost variant (5 credits/sec vs 10)
  • Requires input image; supports first, middle, and last keyframes
  • Video extension up to 34 seconds total

Gen-4 Turbo

  • Latest generation with improved motion and prompt adherence
  • Image reference support and text-to-image (gen4_image)

Key Features

  • Advanced camera controls (Motion Brush, Director Mode)
  • C2PA provenance metadata for content authenticity
  • Expressive human characters with gestures and emotions
  • Wide range of cinematic styles and terminology support

Hardware Requirements

  • API-only access via Runway developer portal
  • No local hardware requirements
  • Enterprise tier available for higher rate limits

Common Use Cases

  • Film pre-visualization and storyboarding
  • Commercial advertisement production
  • Social media video content
  • Visual effects and motion graphics
  • Music video and artistic video creation

Key Parameters

  • prompt: Text description guiding video generation
  • duration: Output length (5 or 10 seconds)
  • ratio: Aspect ratio (1280:768 or 768:1280)
  • keyframes: Start, middle, and/or end frame images