---
title: "Split a timeline item"
method: POST
path: "/projects/{projectId}/timeline/split"
tags: ["Timeline Editing"]
deprecated: true
---

# Split a timeline item

`POST /projects/{projectId}/timeline/split`

## Request

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

> **Deprecated.**

Deprecated compatibility response. Use POST /projects/{projectId}/timeline/operations/execute.

## Path parameters

- `projectId` string, required

## Headers

- `Idempotency-Key` string

## Request body

- object
  - `timeline_item_id` string, required
  - `split_at_seconds` number, required
  - `snap_to_frame` boolean

## Response `200`

Successful response

- object
  - `success` boolean, required
  - `left_id` string, required
  - `right_id` string, required
  - `split_at_seconds` number, required
  - `message` string

## Other responses

- `400`: Invalid input data
- `401`: Authorization not provided
- `403`: Insufficient access
- `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)