diff --git a/mirai-api-http/README.md b/mirai-api-http/README.md
index cfc22b29c..139b3bf06 100644
--- a/mirai-api-http/README.md
+++ b/mirai-api-http/README.md
@@ -5,7 +5,7 @@ Mirai-API-http provides adapter for ALL langugae to access mirai via HTTP protoc
 </b>
   
 
-#### Start Session-Authorize
+### Start Session-Authorize
 
 ```php
 Path: /auth
@@ -14,11 +14,43 @@ Method: POST
 this verify your session to one bot and you could have full access to that bot<br>
 NOTE that only 1 bot could be control under 1 session, you could have multiple session to control all bots.
 
+#### Request:<br>
+
 |  name    | type | optional|example|note|
 | --- | --- | --- | --- | --- |
-| key  |  String |false|U9HSaDXl39ksd918273hU|this could be found after initialize|
+| key  |  String |false|U9HSaDXl39ksd918273hU|MIRAI API HTTP key, this could be found after initialize|
 | qq   |  String |false|1040400290|bot QQ number you want to access|
 
  
+#### Response if success:<br>
+
+|  name    | type | example|note|
+| --- | --- | ---  | --- |
+| success |Boolean |true|if this session is authorized|
+| session |String |UANSHDKSLAOISN|your session key|
+
+
+#### Response if failed:<br>
+
+|  name    | type | example|note|
+| --- | --- | ---  | --- |
+| success |Boolean |false|if this session is authorized|
+| session |String |null|your session key|
+| error |int |0|error code|
+
+#### Error:<br>
+
+|  code    | reason|
+| --- | --- |
+| 0 | wrong MIRAI API HTTP key |
+| 1 | unknown bot number |
+
+
+ without session key, you are not able to access any method below.</br>
+ session key should be attached to your <b>cookies</b> like this:
  
- 
\ No newline at end of file
+ |  name    | value |
+ | --- | --- |
+ | session |your session key here |
+ 
+ if you were getting HTTP error code 403, you should ask for a new session key.
\ No newline at end of file