---
title: "Changes to Retrieve Chunks from a Knowledge Base / Test Retrieval"
method: POST
path: "/datasets/{dataset_id}/retrieve"
---

# Changes to Retrieve Chunks from a Knowledge Base / Test Retrieval

`POST /datasets/{dataset_id}/retrieve`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 1 of 10 revisions.

- **2026-07-11** `1647da477789` — 1 info

## Changes

- **2026-07-11** `1647da477789` — 1 info
  - added the new optional request property `external_retrieval_model`

---

[Operation](https://skmtc.dev/langgenius/apis/dify-service-api/docs/datasets/:dataset_id/retrieve/post.md) · [API](https://skmtc.dev/langgenius/apis/dify-service-api.md) · [Page](https://skmtc.dev/langgenius/apis/dify-service-api/changes/datasets/:dataset_id/retrieve/post)