---
title: "Runway Aleph 2 Video-to-Video API & Playground - Comfy"
description: "Runway Aleph 2 Video-to-Video: Edits an input video with a text prompt, preserving motion and timing (Runway Aleph2). Run it in your browser or call it via API."
canonical: https://comfy.org/hub/models/runway-aleph-2-video-to-video/
lang: en
index: https://comfy.org/llms.txt
---

[Back to all models](https://comfy.org/hub/models/)

Runway

[Edit videos](https://comfy.org/hub/models/?useCase=edit-videos)

# Runway Aleph 2 Video-to-Video

Edits an input video with a text prompt, preserving motion and timing (Runway Aleph2).

Cost depends on your settings.

- [video-to-video](https://comfy.org/hub/models/?q=video-to-video)

[Read docs](https://docs.comfy.org/development/comfy-router/models#runway)

Input

Prompt

Input video

Provide the video to edit as an HTTPS, Runway upload, or data URI.

-

Advanced settings

Seed

Reuse a seed with the same inputs to make results more repeatable.

Output

![Runway Aleph 2 Video-to-Video: Video Edit](https://raw.githubusercontent.com/Comfy-Org/workflow_templates/main/templates/api_runway_aleph2_video_edit-2.webp)

Example

## Try an example

- Change the scene to a surfing scene and replace the characters with surfers

## More models

[Browse all Browse all models](https://comfy.org/hub/models/)

- [Runway

  ### Runway Gen-4 Turbo

  Image to Video

  runway gen4 video image-to-video](https://comfy.org/hub/models/runway-gen-4-turbo-image-to-video/)
- [Runway

  ### Runway Gen-4 Image

  Text to Image

  runway gen4-image text-to-image high-resolution](https://comfy.org/hub/models/runway-gen-4-image-text-to-image/)
- [Black Forest Labs

  ### FLUX Video Upscale

  Video to Video

  bfl flux video upscale super-resolution video-to-video](https://comfy.org/hub/models/flux-video-upscale/)
- [Kling

  ### Kling O3

  Video to Video

  kling video omni-pro video-to-video](https://comfy.org/hub/models/kling-o3-video-to-video/)