---
title: "Changes to Create multiple entities in bulk"
method: POST
path: "/entity-collections/{entity_collection_id}/entities/bulk"
---

# Changes to Create multiple entities in bulk

`POST /entity-collections/{entity_collection_id}/entities/bulk`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 4 of 33 revisions.

- **2026-10-27** `680ff007c057`: 1 info
- **2026-09-17** `b8591e05c0ba`: 1 warning, 1 info
- **2026-09-12** `6205c7327cde`: 1 info
- **2026-07-31** `5dbd6e8473c9`: 1 warning

## Changes

- **2026-10-27** `680ff007c057`: 1 info
  - added the non-success response with the status `422`
- **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 `create-bulk` removed and replaced with `entityCollections_entities_createBulk`
- **2026-07-31** `5dbd6e8473c9`: 1 warning
  - removed the optional property `docs_url` from the response with the `400` status

---

[Operation](https://skmtc.dev/twelvelabs/apis/twelvelabs-api/docs/entity-collections/:entity_collection_id/entities/bulk/post.md) - [API](https://skmtc.dev/twelvelabs/apis/twelvelabs-api.md) - [Page](https://skmtc.dev/twelvelabs/apis/twelvelabs-api/changes/entity-collections/:entity_collection_id/entities/bulk/post)