---
title: "POST /gemini/video/extend"
method: POST
path: "/gemini/video/extend"
---

# POST /gemini/video/extend

`POST /gemini/video/extend`

Extend a completed Gemini video task and receive a new jobId asynchronously. The source job must be SUCCESS. The omni-flash model does not support extension.

## Request body

- VideoExtendRequest
  - `jobId` string, required — jobId returned by a completed Gemini video generation or extension task
  - `prompt` string, required — Prompt for the extended video
  - `aspect_ratio` '16:9' | '9:16', required — Video aspect ratio. Required.
  - `resolution` '720p' | '1080p' — Resolution level.
  - `hookUrl` string — Callback URL for completion or failure notifications

## Response `200`

Submitted successfully

- object
  - `status` string, required — Task status
  - `message` string, required — Task message
  - `data` object, required
    - `jobId` string, required — Job ID

## Other responses

- `400` — Parameter error
- `401` — Authorization failed

---

[API](https://skmtc.net/ttapi/apis/flowmusic-api-docs.md) · [All operations](https://skmtc.net/ttapi/apis/flowmusic-api-docs/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/ttapi/flowmusic-api-docs/versions/f27f8a59dbd0/schema)