---
title: "Finalize additional file"
method: POST
path: "/api/v4/media/{id}/save/additional/{uploadId}/"
tags: ["Step 4 OR Finalize and save an additional uploaded file as a new asset."]
---

# Finalize additional file

`POST /api/v4/media/{id}/save/additional/{uploadId}/`

## Request

- Base URL: `https://your-bynder-domain`
- URL: `https://your-bynder-domain/api/v4/media/{id}/save/additional/{uploadId}/`
- Auth: none required

The endpoints described in Step 4 are an Either/Or choice. You should use either the `Finalise an uploaded file` endpoint to finalize and process a standard upload, or the `Finalize additional file` endpoint to finalize and save an additional uploaded file as a new asset.

## Path parameters

- `id` string, required
- `uploadId` string, required

## Request body `application/x-www-form-urlencoded`

- object
  - `chunks` number: Total number of chunks uploaded.
  - `s3_filename` string: Base location of the uploaded file.
  - `targetId` string: Target id as returned by the initialise call.

## Response `201`

Created

- unknown

---

[API](https://skmtc.dev/bynder/apis/upload-assets.md) - [All operations](https://skmtc.dev/bynder/apis/upload-assets/llms.txt) - [OpenAPI document](https://skmtc.dev/bynder/apis/upload-assets/revisions/05062b65fc98?raw)