---
title: "Changes to Request presigned URLs for the remaining chunks"
method: POST
path: "/assets/multipart-uploads/{upload_id}/presigned-urls"
---

# Changes to Request presigned URLs for the remaining chunks

`POST /assets/multipart-uploads/{upload_id}/presigned-urls`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 4 of 28 revisions.

- **2026-09-17** `b8591e05c0ba`: 1 warning, 1 info
- **2026-09-12** `6205c7327cde`: 1 info
- **2026-08-22** `fd9d80e384a8`: 3 warning
- **2026-07-31** `5dbd6e8473c9`: 3 warning

## Changes

- **2026-09-17** `b8591e05c0ba`: 1 warning, 1 info
  - deleted the `header` request parameter `x-api-key`
  - the endpoint scheme security `x-api-key` was added to the API
- **2026-09-12** `6205c7327cde`: 1 info
  - api operation id `get-additional-presigned-urls` removed and replaced with `multipartUpload_get_additional_presigned_urls`
- **2026-08-22** `fd9d80e384a8`: 3 warning
  - the `count` request property's max was set to `50.00`
  - the `count` request property's min was set to `1.00`
  - the `start` request property's min was set to `1.00`
- **2026-07-31** `5dbd6e8473c9`: 3 warning
  - removed the optional property `docs_url` from the response with the `400` status
  - removed the optional property `docs_url` from the response with the `403` status
  - removed the optional property `docs_url` from the response with the `500` status

---

[Operation](https://skmtc.dev/twelvelabs/apis/twelvelabs-api/docs/assets/multipart-uploads/:upload_id/presigned-urls/post.md) - [API](https://skmtc.dev/twelvelabs/apis/twelvelabs-api.md) - [Page](https://skmtc.dev/twelvelabs/apis/twelvelabs-api/changes/assets/multipart-uploads/:upload_id/presigned-urls/post)