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PATCH
/
datasets
/
{dataset_id}
/
documents
/
{document_id}
/
segments
/
{segment_id}
/
child_chunks
/
{child_chunk_id}
子チャンクを更新
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>"
}
'
import requests

url = "https://{api_base_url}/datasets/{dataset_id}/documents/{document_id}/segments/{segment_id}/child_chunks/{child_chunk_id}"

payload = { "content": "<string>" }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.patch(url, json=payload, headers=headers)

print(response.text)
const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({content: '<string>'})
};

fetch('https://{api_base_url}/datasets/{dataset_id}/documents/{document_id}/segments/{segment_id}/child_chunks/{child_chunk_id}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));
<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://{api_base_url}/datasets/{dataset_id}/documents/{document_id}/segments/{segment_id}/child_chunks/{child_chunk_id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PATCH",
  CURLOPT_POSTFIELDS => json_encode([
    'content' => '<string>'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://{api_base_url}/datasets/{dataset_id}/documents/{document_id}/segments/{segment_id}/child_chunks/{child_chunk_id}"

	payload := strings.NewReader("{\n  \"content\": \"<string>\"\n}")

	req, _ := http.NewRequest("PATCH", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}
HttpResponse<String> response = Unirest.patch("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")
  .body("{\n  \"content\": \"<string>\"\n}")
  .asString();
require 'uri'
require 'net/http'

url = URI("https://{api_base_url}/datasets/{dataset_id}/documents/{document_id}/segments/{segment_id}/child_chunks/{child_chunk_id}")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"content\": \"<string>\"\n}"

response = http.request(request)
puts response.read_body
{
  "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": "customized",
    "created_at": 1741267200,
    "updated_at": 1741267200
  }
}

Authorizations

​
Authorization
string
header
required

API Key 認証です。すべての API リクエストにおいて、Authorization HTTP ヘッダーに Bearer プレフィックスを付けた API Key を含めてください。例：Authorization: Bearer {API_KEY}。API Key はサーバーサイドに保存し、クライアントサイドで共有・保存しないことを強く推奨します。API Key の漏洩は深刻な結果につながる可能性があります。API Key が欠落または無効な場合、HTTP 401 とエラーコード unauthorized が返されます。

Path Parameters

​
dataset_id
string<uuid>
required

ナレッジベース ID です。

​
document_id
string<uuid>
required

Document ID.

​
segment_id
string<uuid>
required

Chunk ID.

​
child_chunk_id
string<uuid>
required

子チャンク ID です。

Body

application/json
​
content
string
required

子チャンクのテキスト内容です。

Response

子チャンクが正常に更新されました。

​
data
object
Last modified on July 9, 2026