diff --git a/en/openapi_knowledge.json b/en/openapi_knowledge.json
index a7250ff2..c6eaf0d4 100644
--- a/en/openapi_knowledge.json
+++ b/en/openapi_knowledge.json
@@ -1055,8 +1055,8 @@
         "tags": [
           "Datasets"
         ],
-        "summary": "Retrieve Chunks from a Knowledge Base",
-        "description": "Performs a search query against a knowledge base to retrieve the most relevant chunks (segments).",
+        "summary": "Retrieve Chunks from a Knowledge Base / Test Retrieval",
+        "description": "Performs a search query against a knowledge base to retrieve the most relevant chunks (segments). This endpoint can be used for both production retrieval and test retrieval.",
         "operationId": "retrieveSegments",
         "parameters": [
           {
diff --git a/ja-jp/openapi_knowledge.json b/ja-jp/openapi_knowledge.json
index 6b5c701e..93ef5098 100644
--- a/ja-jp/openapi_knowledge.json
+++ b/ja-jp/openapi_knowledge.json
@@ -1055,8 +1055,8 @@
         "tags": [
           "データセット"
         ],
-        "summary": "ナレッジベースからチャンクを取得",
-        "description": "ナレッジベースに対して検索クエリを実行し、最も関連性の高いチャンク（セグメント）を取得します。",
+        "summary": "ナレッジベースからチャンクを取得 / テスト検索",
+        "description": "ナレッジベースに対して検索クエリを実行し、最も関連性の高いチャンク（セグメント）を取得します。このエンドポイントは、本番環境での検索およびテスト検索の両方に使用できます。",
         "operationId": "retrieveSegments",
         "parameters": [
           {
diff --git a/zh-hans/openapi_knowledge.json b/zh-hans/openapi_knowledge.json
index 988b2473..f77f585c 100644
--- a/zh-hans/openapi_knowledge.json
+++ b/zh-hans/openapi_knowledge.json
@@ -1055,8 +1055,8 @@
         "tags": [
           "数据集"
         ],
-        "summary": "从知识库检索块",
-        "description": "对知识库执行搜索查询以检索最相关的块（段落）。",
+        "summary": "从知识库检索块 / 测试检索",
+        "description": "对知识库执行搜索查询，以检索最相关的内容块（片段）。此端点可用于生产环境的检索，也可用于测试检索。",
         "operationId": "retrieveSegments",
         "parameters": [
           {