diff --git a/smarketing-ai/app.py b/smarketing-ai/app.py
index d3c91da..e96f33a 100644
--- a/smarketing-ai/app.py
+++ b/smarketing-ai/app.py
@@ -98,7 +98,7 @@ def create_app():
             app.logger.error(traceback.format_exc())
             return jsonify({'error': f'SNS 콘텐츠 생성 중 오류가 발생했습니다: {str(e)}'}), 500
 
-    @app.route('/api/ai/poster', methods=['GET'])
+    @app.route('/api/ai/poster', methods=['POST'])
     def generate_poster_content():
         """
         홍보 포스터 생성 API
@@ -114,7 +114,7 @@ def create_app():
                 return jsonify({'error': '요청 데이터가 없습니다.'}), 400
 
             # 필수 필드 검증
-            required_fields = ['title', 'category', 'contentType', 'images']
+            required_fields = ['title', 'category', 'images']
             for field in required_fields:
                 if field not in data:
                     return jsonify({'error': f'필수 필드가 누락되었습니다: {field}'}), 400
@@ -140,12 +140,9 @@ def create_app():
             poster_request = PosterContentGetRequest(
                 title=data.get('title'),
                 category=data.get('category'),
-                contentType=data.get('contentType'),
                 images=data.get('images', []),
                 photoStyle=data.get('photoStyle'),
                 requirement=data.get('requirement'),
-                toneAndManner=data.get('toneAndManner'),
-                emotionIntensity=data.get('emotionIntensity'),
                 menuName=data.get('menuName'),
                 eventName=data.get('eventName'),
                 startDate=start_date,
diff --git a/smarketing-ai/models/request_models.py b/smarketing-ai/models/request_models.py
index 3f6952d..b21a4e1 100644
--- a/smarketing-ai/models/request_models.py
+++ b/smarketing-ai/models/request_models.py
@@ -33,12 +33,9 @@ class PosterContentGetRequest:
     """홍보 포스터 생성 요청 모델"""
     title: str
     category: str
-    contentType: str
     images: List[str]  # 이미지 URL 리스트
     photoStyle: Optional[str] = None
     requirement: Optional[str] = None
-    toneAndManner: Optional[str] = None
-    emotionIntensity: Optional[str] = None
     menuName: Optional[str] = None
     eventName: Optional[str] = None
     startDate: Optional[date] = None  # LocalDate -> date
diff --git a/smarketing-ai/services/poster_service.py b/smarketing-ai/services/poster_service.py
index c90119c..3dec55e 100644
--- a/smarketing-ai/services/poster_service.py
+++ b/smarketing-ai/services/poster_service.py
@@ -154,7 +154,6 @@ class PosterService:
         
         ### 📋 기본 정보
         카테고리: {request.category}
-        콘텐츠 타입: {request.contentType}
         메뉴명: {request.menuName or '없음'}
         메뉴 정보: {main_description}