---
title: "Changes to Create vector store"
method: POST
path: "/vector_stores"
---

# Changes to Create vector store

`POST /vector_stores`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 10 of 397 revisions.

- **2026-10-06** `e2f8d8cbc41f`: 3 info
- **2026-09-25** `d86203de41ae`: 2 info
- **2026-09-08** `bb9b3b410112`: 1 info
- **2026-09-03** `9430b00d75b4`: 1 info
- **2026-08-14** `6ac2618eefd7`: 1 info
- **2026-05-13** `74cbcf73838f`: 4 breaking, 2 info
- **2026-04-10** `7c540cce6eb3`: 5 breaking, 4 info
- **2024-10-17** `cc9f99ba40bc`: 2 info
- **2024-10-17** `8729aaa35436`: 2 info
- **2024-06-03** `0577fd0d08da`: 1 info

## Changes

- **2026-10-06** `e2f8d8cbc41f`: 3 info
  - added the optional property `error/misalignment/review_target` to the response with the `400` status
  - added the optional property `error/misalignment/review_target` to the response with the `404` status
  - added the optional property `error/misalignment/review_target` to the response with the `429` status
- **2026-09-25** `d86203de41ae`: 2 info
  - added the non-success response with the status `400`
  - added the non-success response with the status `404`
- **2026-09-08** `bb9b3b410112`: 1 info
  - added the non-success response with the status `429`
- **2026-09-03** `9430b00d75b4`: 1 info
  - added the optional property `error/misalignment` to the response with the `429` status
- **2026-08-14** `6ac2618eefd7`: 1 info
  - added the non-success response with the status `429`
- **2026-05-13** `74cbcf73838f`: 4 breaking, 2 info
  - the request property `metadata` became not nullable
  - response property `expires_at` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `last_active_at` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `metadata` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - added the new optional request property `description`
  - request property `metadata` list-of-types was widened by adding types `null` to media type `application/json`
- **2026-04-10** `7c540cce6eb3`: 5 breaking, 4 info
  - the request property `metadata` became not nullable
  - removed `#/components/schemas/AutoChunkingStrategyRequestParam, #/components/schemas/StaticChunkingStrategyRequestParam` from the `chunking_strategy` request property `oneOf` list
  - response property `expires_at` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `last_active_at` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `metadata` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - added the new optional request property `description`
  - added `#/components/schemas/AutoChunkingStrategyRequestParam, #/components/schemas/StaticChunkingStrategyRequestParam` to the `chunking_strategy` request property `anyOf` list
  - added discriminator to `chunking_strategy` request property
  - request property `metadata` list-of-types was widened by adding types `null` to media type `application/json`
- **2024-10-17** `cc9f99ba40bc`: 2 info
  - api tag `Vector stores` added
  - api tag `Vector Stores` removed
- **2024-10-17** `8729aaa35436`: 2 info
  - api tag `Vector stores` added
  - api tag `Vector Stores` removed
- **2024-06-03** `0577fd0d08da`: 1 info
  - added the new optional request property `chunking_strategy`

---

[Operation](https://skmtc.dev/openai/apis/openapi/docs/vector_stores/post.md) - [API](https://skmtc.dev/openai/apis/openapi.md) - [Page](https://skmtc.dev/openai/apis/openapi/changes/vector_stores/post)