---
title: "Changes to Extend Dataset Content"
method: POST
path: "/datasets/extend"
---

# Changes to Extend Dataset Content

`POST /datasets/extend`

> Every recorded change to this operation, newest first.
> 34 revisions in range; 2 not diffed.

## Timeline

Changed in 4 of 34 revisions.

- **2026-10-19** `0b20eade6391`: 1 breaking
- **2026-10-09** `b58d68b6e6f7`: 1 info
- **2026-08-06** `933e8c8e6366`: 4 info
- **2026-07-26** `05003e7835a2`: 1 info

## Changes

- **2026-10-19** `0b20eade6391`: 1 breaking
  - removed the enum value `vegas_gateway` of the request property `prompt_settings/known_models/items/integration`
- **2026-10-09** `b58d68b6e6f7`: 1 info
  - added the new optional request property `prompt_settings/known_models/items/supports_structured_output`
- **2026-08-06** `933e8c8e6366`: 4 info
  - added the new optional request property `prompt_settings/known_models/items/deprecation_date`
  - added the new optional request property `prompt_settings/known_models/items/lifecycle_state`
  - added the new optional request property `prompt_settings/known_models/items/replacement_alias`
  - added the new optional request property `prompt_settings/known_models/items/retirement_date`
- **2026-07-26** `05003e7835a2`: 1 info
  - the endpoint scheme security `ClassicAPIKeyHeader` was added to the API

---

[Operation](https://skmtc.dev/galileo/apis/galileo-api-server/docs/datasets/extend/post.md) - [API](https://skmtc.dev/galileo/apis/galileo-api-server.md) - [Page](https://skmtc.dev/galileo/apis/galileo-api-server/changes/datasets/extend/post)