diff --git a/wwwroot/API.md b/wwwroot/API.md
index 306df9a..e2f1277 100644
--- a/wwwroot/API.md
+++ b/wwwroot/API.md
@@ -109,6 +109,90 @@
 		}
 	}
 ```
+## 下游APIkey
+
+### 获得apikey list
+* path			/dapi/downapps.dspy
+* method		GET
+* return
+```
+	{
+		"status": "ok",
+		"data": {
+			"apikeys": [
+				{
+					"id":			# 应用id
+					"appname":		# 应用名
+				}
+			]
+		}
+	}
+	or
+	{
+		"status": "error",
+		"data": {
+			"message": 				# 出错信息
+		}
+	}
+```
+### 申请APIkey
+* path			/dapi/apply_apikey.dspy
+* method		POST
+* headers
+```
+{
+	"Content-Type": "application/json"
+}
+```
+* data
+```
+{
+	"appname":				# 必须
+	"description":			# 可选
+}
+```
+* return
+```
+	{
+		"status": "ok"
+	}
+	or
+	{
+		"status": "error",
+		"data": {
+			"message": 出错信息
+		}
+	}
+```
+
+### 查看AKIKEY
+* path			/dapi/get_apikey.dspy
+* method		GET
+* params
+```
+{
+	"id":				# "获得apikey list" 返回到id
+}
+```
+* return
+```
+	{
+		"status": "ok",
+		"data": {
+			"appname":			# app名称
+			"aapikey":			# apikey
+			"secretkey":		# 加密key
+		}
+	}
+	or
+	{
+		"status": "error",
+		"data": {
+			"message": 			# 出错信息
+		}
+	}
+```
+
 ## 账户管理
 
 ### 查询账户余额