---
title: "Changes to Responses"
method: POST
path: "/v1/responses"
---

# Changes to Responses

`POST /v1/responses`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 6 revisions.

- **2026-09-24** `0e5e86e2bae5`: 2 warning
- **2026-09-24** `1cffaad2a921`: 1 warning, 1 info
- **2026-08-04** `60b6b70202c9`: 3 info

## Changes

- **2026-09-24** `0e5e86e2bae5`: 2 warning
  - removed the request property `effort`
  - removed the request property `models`
- **2026-09-24** `1cffaad2a921`: 1 warning, 1 info
  - removed the optional property `detail` from the response with the `422` status
  - added the required property `error` to the response with the `422` status
- **2026-08-04** `60b6b70202c9`: 3 info
  - added the new optional request property `effort`
  - added the new optional request property `models`
  - added the new optional request property `previous_response_id`

---

[Operation](https://skmtc.dev/pioneer/apis/brain-api/docs/v1/responses/post.md) - [API](https://skmtc.dev/pioneer/apis/brain-api.md) - [Page](https://skmtc.dev/pioneer/apis/brain-api/changes/v1/responses/post)