---
title: "Update Audio Clip Timing"
method: PUT
path: "/api/projects/{project_id}/audio-clips/{audio_clip_id}/timing"
---

# Update Audio Clip Timing

`PUT /api/projects/{project_id}/audio-clips/{audio_clip_id}/timing`

Update an audio clip's timing (start timestamp and duration).
Used when trimming audio clips in the timeline.

## Path parameters

- `project_id` string, required
- `audio_clip_id` string, required

## Request body

- UpdateAudioClipTimingRequest — Request schema for updating audio clip timing (start + duration).
  - `startTimestamp` integer, required — Start time relative to the scene in milliseconds
  - `duration` integer, required — Clip duration in milliseconds
  - `trimStartMs` integer, nullable — Milliseconds trimmed from start of the source audio (in-point offset)
  - `isLoop` boolean, nullable — When true, allows extending duration beyond source by looping

## Response `200`

Successful Response

- object

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/latted/apis/motion-graphics-designer-api.md) · [All operations](https://skmtc.dev/latted/apis/motion-graphics-designer-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/latted/motion-graphics-designer-api/revisions/36d149b525df/schema)