diff --git a/apps/openapi/views.py b/apps/openapi/views.py
index c591b81b26..58e7be2e91 100644
--- a/apps/openapi/views.py
+++ b/apps/openapi/views.py
@@ -6,7 +6,7 @@
 from apps.openapi.serializer import ProxyNodeSerializer, UserInfoSerializer
 from apps.openapi.utils import OpenAPIStaffAuthentication, gen_common_error_response
 from apps.proxy.models import ProxyNode
-from apps.sspanel.models import UserCheckInLog
+from apps.sspanel.models import UserCheckInLog, UserSocialProfile
 
 
 class BaseOpenAPIViewSet(ModelViewSet):
@@ -80,3 +80,19 @@ def checkin(self, request, pk):
                 "increased_traffic": log.increased_traffic,
             }
             return JsonResponse(data=data)
+
+    @action(detail=False, methods=["post"])
+    def search(self, request):
+        platform = request.data.get("platform")
+        platform_user_id = request.data.get("platform_user_id")
+        if not platform or not platform_user_id:
+            return gen_common_error_response(
+                "platform and platform_user_id in body is required"
+            )
+        user = UserSocialProfile.get_by_platform_user_id(platform, platform_user_id)
+        if not user:
+            return gen_common_error_response(
+                f"user with platform:{platform} platform_user_id:{platform_user_id} not found",
+                status=404,
+            )
+        return JsonResponse(self.serializer_class(user).data)
diff --git a/spec/openapi.yaml b/spec/openapi.yaml
index 97d07f82ed..2d5c71c302 100644
--- a/spec/openapi.yaml
+++ b/spec/openapi.yaml
@@ -97,6 +97,20 @@ components:
           type: boolean
           description: Whether to enable or disable the ProxyNode
         # TODO Add more properties as needed
+
+    SearchUserReq:
+      type: object
+      properties:
+        platform:
+          type: string
+          description: platform
+        platform_user_id:
+          type: string
+          description: platform user id
+      required:
+        - platform
+        - platform_user_id
+
     UserInfo:
       type: object
       properties:
@@ -307,6 +321,31 @@ paths:
               schema:
                 $ref: "#/components/schemas/CommonErrorResp"
 
+  /users/search/:
+    post:
+      summary: search user
+      tags:
+        - User
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              $ref: "#/components/schemas/SearchUserReq"
+      responses:
+        200:
+          description: Successful
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/UserInfo"
+        400:
+          description: Bad request
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/CommonErrorResp"
+
   /users/{id}/info/:
     get:
       summary: Get UserInfo