---
title: "Changes to Ask a question over your documents"
method: POST
path: "/api/v3/ask"
---

# Changes to Ask a question over your documents

`POST /api/v3/ask`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 2 revisions.

- **2026-11-03** `63ecbc61b6a9`: 47 info

## Changes

- **2026-11-03** `63ecbc61b6a9`: 47 info
  - added the new optional request property `response_format` (media type: application/json)
  - added the new optional request property `response_format` (media type: application/x-www-form-urlencoded)
  - added the new optional request property `response_format` (media type: multipart/form-data)
  - the request property `model` became nullable (media type: application/json)
  - the request property `model` became nullable (media type: application/x-www-form-urlencoded)
  - the request property `model` became nullable (media type: multipart/form-data)
  - the `model` request property default value `mistral-large-latest` was removed (media type: application/json)
  - the `model` request property default value `mistral-large-latest` was removed (media type: application/x-www-form-urlencoded)
  - the `model` request property default value `mistral-large-latest` was removed (media type: multipart/form-data)
  - added the optional property `endpoint_category_names` to the response with the `503` status
  - added the optional property `fields` to the response with the `422` status
  - added the optional property `reason` to the response with the `503` status
  - added the optional property `started_at` to the response with the `503` status
  - added the required property `code` to the response with the `400` status
  - added the required property `code` to the response with the `401` status
  - added the required property `code` to the response with the `403` status
  - added the required property `code` to the response with the `404` status
  - added the required property `code` to the response with the `422` status
  - added the required property `code` to the response with the `429` status
  - added the required property `code` to the response with the `500` status
  - added the required property `code` to the response with the `504` status
  - added the required property `detail` to the response with the `400` status
  - added the required property `detail` to the response with the `401` status
  - added the required property `detail` to the response with the `403` status
  - added the required property `detail` to the response with the `404` status
  - added the required property `detail` to the response with the `422` status
  - added the required property `detail` to the response with the `429` status
  - added the required property `detail` to the response with the `500` status
  - added the required property `detail` to the response with the `503` status
  - added the required property `detail` to the response with the `504` status
  - added the required property `doc_url` to the response with the `400` status
  - added the required property `doc_url` to the response with the `401` status
  - added the required property `doc_url` to the response with the `403` status
  - added the required property `doc_url` to the response with the `404` status
  - added the required property `doc_url` to the response with the `422` status
  - added the required property `doc_url` to the response with the `429` status
  - added the required property `doc_url` to the response with the `500` status
  - added the required property `doc_url` to the response with the `504` status
  - added the required property `id` to the response with the `400` status
  - added the required property `id` to the response with the `401` status
  - …7 more

---

[Operation](https://skmtc.dev/lighton/apis/lighton-api/docs/api/v3/ask/post.md) - [API](https://skmtc.dev/lighton/apis/lighton-api.md) - [Page](https://skmtc.dev/lighton/apis/lighton-api/changes/api/v3/ask/post)