---
title: "Update audio timeline item"
method: PATCH
path: "/projects/{projectId}/timeline/audio/{timelineItemId}"
tags: ["Timeline Editing"]
---

# Update audio timeline item

`PATCH /projects/{projectId}/timeline/audio/{timelineItemId}`

## Request

- Base URL: `https://blitzreels.com/api/v1`
- URL: `https://blitzreels.com/api/v1/projects/{projectId}/timeline/audio/{timelineItemId}`
- Auth: API key in header `Authorization`

Update audio timeline item.

## Path parameters

- `projectId` string, required
- `timelineItemId` string, required

## Request body

- object
  - `duration_seconds` number
  - `volume` number
  - `fade_in_seconds` number
  - `fade_out_seconds` number

## Response `200`

Successful response

- object
  - `success` boolean, required
  - `timeline_item_id` string, required
  - `duration_seconds` number, required
  - `volume` number, required
  - `fade_in_seconds` number, required
  - `fade_out_seconds` number, required
  - `txid` number, nullable, required

## Other responses

- `400`: Invalid input data
- `401`: Authorization not provided
- `403`: Insufficient access
- `404`: Not found
- `500`: Internal server error

---

[API](https://skmtc.dev/blitzreels/apis/blitzreels-api.md) · [All operations](https://skmtc.dev/blitzreels/apis/blitzreels-api/llms.txt) · [OpenAPI document](https://skmtc.dev/blitzreels/apis/blitzreels-api/revisions/35608b12471d?raw)