Runway Gen-4.5 logo

MODELS

Runway Gen-4.5

by Runway

modelsource:runwayml.comvideo-generationtext-to-videoimage-to-videorunway-api
Visit WebsiteDocumentationGitHub

Overview

Runway video generation model available in the Runway API as `gen4.5`, supporting text or image inputs for cinematic AI video generation.

Details

Runway Gen-4.5 is a Runway video generation model introduced on Runway's research page and listed in Runway developer model guides. The supplied official metadata says it is available in the Runway API as `gen4.5` and supports creating cinematic AI video from text or image inputs. Use the launch page for product context and the developer models guide for API/model availability.

When to Use

Generate cinematic AI video through Runway's API using the `gen4.5` model. Use text or image inputs as the starting point for Runway video generation workflows.

Getting Started

  1. Read the official Runway Gen-4.5 launch page for product context.
  2. Open the Runway developer model guide to confirm current API model details.
  3. Use the documented API model identifier `gen4.5`.
  4. Prepare either a text input or an image input for video generation.

Key Features

  • •Video generation model from Runway.
  • •Available in the Runway API as `gen4.5`.
  • •Supports text inputs for AI video generation.
  • •Supports image inputs for AI video generation.
  • •Positioned for cinematic AI video generation.

Capabilities

  • •video-generation
  • •text-to-video
  • •image-to-video

Last updated Jun 9, 2026