---
title: "Changes to [DEPRECATED] Perform semantic search across vector store chunks"
method: POST
path: "/v1/vector_stores/search"
---

# Changes to [DEPRECATED] Perform semantic search across vector store chunks

`POST /v1/vector_stores/search`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 2 of 18 revisions.

- **2026-08-29** `b4acfee36575` — 1 info
- **2026-07-26** `587cbdf607b0` — 4 info

## Changes

- **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 `data/items/oneOf[subschema #2: ScoredImageUrlInputChunk]/context` to the response with the `200` status
  - added the optional property `data/items/oneOf[subschema #3: ScoredAudioUrlInputChunk]/context` to the response with the `200` status
  - added the optional property `data/items/oneOf[subschema #4: ScoredVideoUrlInputChunk]/context` to the response with the `200` status

---

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