---
title: "Media · Video · Change video playback speed"
method: POST
path: "/api/v1/tools/speedup-video"
tags: ["edit"]
---

# Media · Video · Change video playback speed

`POST /api/v1/tools/speedup-video`

## Request

- Base URL: `https://api.simplified.com`
- URL: `https://api.simplified.com/api/v1/tools/speedup-video`
- Auth: API key in header `Authorization`

Change playback speed by `playbackrate`: >1 speeds up (2 = 2× faster),
<1 slows down (0.5 = half speed). Async — returns a task_id (auto-polled).

## Request body

- object
  - `video_url` string, required: URL of the source video.
  - `playbackrate` number, double, required: Playback speed multiplier (e.g. 2.0 = double speed, 0.5 = half speed).

## Response `202`

Async task queued.

- AsyncTaskResponse
  - `task_id` string, required: Poll GET /api/v1/tasks/{task_id} until SUCCESS or FAILURE.

---

[API](https://skmtc.dev/simplified/apis/video-tools.md) - [All operations](https://skmtc.dev/simplified/apis/video-tools/llms.txt) - [OpenAPI document](https://skmtc.dev/simplified/apis/video-tools/revisions/e96eaa27d93b?raw)