---
title: "Changes to Question answering"
method: POST
path: "/v1/stores/question-answering"
---

# Changes to Question answering

`POST /v1/stores/question-answering`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 4 of 30 revisions.

- **2026-09-15** `957bf8ec8df8` — 4 breaking, 4 info
- **2026-09-08** `ce403656bc18` — 1 warning
- **2026-08-29** `b4acfee36575` — 1 info
- **2026-07-26** `587cbdf607b0` — 4 info

## Changes

- **2026-09-15** `957bf8ec8df8` — 4 breaking, 4 info
  - added `#/components/schemas/CsvChunkGeneratedMetadata` to the `sources/items/oneOf[subschema #1: ScoredTextInputChunk]/generated_metadata/anyOf[subschema #1]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/CsvChunkGeneratedMetadata` to the `sources/items/oneOf[subschema #2: ScoredImageUrlInputChunk]/generated_metadata/anyOf[subschema #1]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/CsvChunkGeneratedMetadata` to the `sources/items/oneOf[subschema #3: ScoredAudioUrlInputChunk]/generated_metadata/anyOf[subschema #1]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/CsvChunkGeneratedMetadata` to the `sources/items/oneOf[subschema #4: ScoredVideoUrlInputChunk]/generated_metadata/anyOf[subschema #1]/` response property `oneOf` list for the response status `200`
  - added `csv` discriminator mapping keys to the `sources/items/oneOf[subschema #1: ScoredTextInputChunk]/generated_metadata/anyOf[subschema #1]/` response property for the response status `200`
  - added `csv` discriminator mapping keys to the `sources/items/oneOf[subschema #2: ScoredImageUrlInputChunk]/generated_metadata/anyOf[subschema #1]/` response property for the response status `200`
  - added `csv` discriminator mapping keys to the `sources/items/oneOf[subschema #3: ScoredAudioUrlInputChunk]/generated_metadata/anyOf[subschema #1]/` response property for the response status `200`
  - added `csv` discriminator mapping keys to the `sources/items/oneOf[subschema #4: ScoredVideoUrlInputChunk]/generated_metadata/anyOf[subschema #1]/` response property for the response status `200`
- **2026-09-08** `ce403656bc18` — 1 warning
  - the `top_k` request property's max was set to `10000.00`
- **2026-08-29** `b4acfee36575` — 1 info
  - added the new optional request property `search_options/lsf`
- **2026-07-26** `587cbdf607b0` — 4 info
  - the `model` request property default value changed from `mixedbread-ai/mxbai-rerank-v3-listwise` to `mixedbread-ai/mxbai-rerank-v3.1-listwise`
  - added the optional property `sources/items/oneOf[subschema #2: ScoredImageUrlInputChunk]/context` to the response with the `200` status
  - added the optional property `sources/items/oneOf[subschema #3: ScoredAudioUrlInputChunk]/context` to the response with the `200` status
  - added the optional property `sources/items/oneOf[subschema #4: ScoredVideoUrlInputChunk]/context` to the response with the `200` status

---

[Operation](https://skmtc.dev/mixedbread/apis/mxbai-omni/docs/v1/stores/question-answering/post.md) · [API](https://skmtc.dev/mixedbread/apis/mxbai-omni.md) · [Page](https://skmtc.dev/mixedbread/apis/mxbai-omni/changes/v1/stores/question-answering/post)