diff --git a/data_chain/apps/router/document.py b/data_chain/apps/router/document.py
index 93178a0a757ba2604875219d57a5e3b8fbca48a8..57211d60a5ed2e9cb0263c456c25f531ab5eaf7d 100644
--- a/data_chain/apps/router/document.py
+++ b/data_chain/apps/router/document.py
@@ -1,9 +1,10 @@
 # Copyright (c) Huawei Technologies Co., Ltd. 2023-2024. All rights reserved.
 
-from fastapi import APIRouter, Depends, Query, Body, File, UploadFile
+from fastapi import APIRouter, Depends, Query, Body, File, UploadFile, HTTPException
 from fastapi.responses import StreamingResponse, HTMLResponse, Response
 from typing import Annotated
 import urllib
+import time
 from uuid import UUID
 from httpx import AsyncClient
 from typing import Annotated
@@ -29,7 +30,9 @@ from data_chain.entities.response_data import (
     GetTemporaryDocumentStatusResponse,
     UploadTemporaryDocumentResponse,
     GetTemporaryDocumentTextResponse,
-    DeleteTemporaryDocumentResponse
+    DeleteTemporaryDocumentResponse,
+    SpeedTestResult,
+    SpeedTestResponse
 )
 from data_chain.apps.service.session_service import get_user_sub, verify_user
 from data_chain.apps.service.router_service import get_route_info
@@ -221,3 +224,63 @@ async def delete_temporary_docs(
         req: Annotated[DeleteTemporaryDocumentRequest, Body()]):
     doc_ids = await DocumentService.delete_temporary_docs(user_sub, req.ids)
     return DeleteTemporaryDocumentResponse(result=doc_ids)
+
+
+@router.post('/speed-test', response_model=SpeedTestResponse, dependencies=[Depends(verify_user)])
+async def upload_speed_test(
+        user_sub: Annotated[str, Depends(get_user_sub)],
+        file: UploadFile = File(...)):
+    """
+    网络上传速度测试接口
+    - 仅接受单个文件
+    - 文件大小限制为最大 50KB
+    - 文件接收后立即丢弃，不保存到存储系统
+    - 返回处理时间用于前端计算上传速度
+    """
+    # 限制文件大小为 50KB
+    MAX_FILE_SIZE = 50 * 1024  # 50KB
+    
+    # 记录开始时间
+    start_time = time.time()
+    
+    try:
+        # 读取文件内容
+        content = await file.read()
+        
+        # 检查文件大小
+        if len(content) > MAX_FILE_SIZE:
+            raise HTTPException(
+                status_code=413, 
+                detail=f"文件大小超过限制，最大允许 {MAX_FILE_SIZE // 1024}KB"
+            )
+        
+        # 记录结束时间
+        end_time = time.time()
+        
+        # 计算处理时间（毫秒）
+        processing_time = (end_time - start_time) * 1000
+        
+        # 文件大小（字节）
+        file_size = len(content)
+        
+        # 立即丢弃文件内容，不保存
+        del content
+
+        _result = SpeedTestResult(
+            success=True,
+            file_size=file_size,
+            processing_time_ms=processing_time,
+        )
+        return SpeedTestResponse(
+            result=_result,
+            message="速度测试完成，文件已丢弃"
+        )
+        
+    except HTTPException:
+        raise
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=f"速度测试失败: {str(e)}")
+    finally:
+        # 确保文件句柄被关闭
+        if hasattr(file, 'file') and file.file:
+            file.file.close()
diff --git a/data_chain/entities/response_data.py b/data_chain/entities/response_data.py
index cb636eedb43522fe2dee3981184cd4ca44a38c33..0d8d5295841d3694392ab324b52fc3750249e44c 100644
--- a/data_chain/entities/response_data.py
+++ b/data_chain/entities/response_data.py
@@ -29,6 +29,20 @@ from data_chain.entities.enum import (
 from data_chain.parser.parse_result import ParseResult
 
 
+class SpeedTestResult(BaseModel):
+    """速度测试结果"""
+    success: bool = Field(default=False, description="测试是否成功")
+    file_size: int = Field(default=0, description="文件大小（字节）")
+    processing_time_ms: float = Field(default=0.0, description="处理时间（毫秒）")
+
+
+class SpeedTestResponse(BaseModel):
+    """速度测试响应"""
+    code: int = Field(default=200, description="返回码")
+    result: SpeedTestResult = Field(default=SpeedTestResult(), description="速度测试结果")
+    message: str = Field(default="测试失败", description="测试结果消息")
+
+
 class ResponseData(BaseModel):
     """基础返回数据结构"""