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PATCH
/
datasets
/
{dataset_id}
/
documents
/
{document_id}
/
segments
/
{segment_id}
/
child_chunks
/
{child_chunk_id}
Update Child Chunk
curl --request PATCH \
  --url https://{api_base_url}/datasets/{dataset_id}/documents/{document_id}/segments/{segment_id}/child_chunks/{child_chunk_id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "content": "<string>"
}
'
{
  "data": {
    "id": "d7e8f9a0-1b2c-3d4e-5f6a-7b8c9d0e1f2a",
    "segment_id": "f3d1c7be-9f3a-40d8-8eb8-3a1ef9c3f2c1",
    "content": "Dify is an open-source platform.",
    "position": 1,
    "word_count": 6,
    "type": "automatic",
    "created_at": 1741267200,
    "updated_at": 1741267200
  }
}

Authorizations

​
Authorization
string
header
required

API Key authentication. For all API requests, include your API Key in the Authorization HTTP Header, prefixed with Bearer. Example: Authorization: Bearer {API_KEY}. Strongly recommend storing your API Key on the server-side, not shared or stored on the client-side, to avoid possible API-Key leakage that can lead to serious consequences.

Path Parameters

​
dataset_id
string<uuid>
required

Knowledge base ID.

​
document_id
string<uuid>
required

Document ID.

​
segment_id
string<uuid>
required

Chunk ID.

​
child_chunk_id
string<uuid>
required

Child chunk ID.

Body

application/json
​
content
string
required

Child chunk text content.

Response

Child chunk updated successfully.

​
data
object