Runway API v1

August 8, 2024 (September 8, 2025)

This is experimental API for for the Runway AI.

Our API supports all the functionality for Gen-4, Gen-3 Alpha and Gen-3 Alpha Turbo available on the original Runway AI website. This includes Text/Video-to-Video, Extend, Expand, Act Two and Upscale to 4K, among others. We’re fully committed to bringing all the Runway AI website magic to our API customers.

The Frames is Runway’s most advanced base model for image generation, offering unprecedented stylistic control and visual fidelity.

The Lip Sync enables you to use an image or video to create generative videos where the selected face speaks lines from your audio clips or AI-generated voices (28+ languages, model eleven_multilingual_v2).

For free Runway accounts, the following features are unlocked with this experimental API:

Setup Runway

Postman collection

Q&A: How is your experimental Runway API different from the official Runway API?

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