diff --git a/design/backend/api/distribution-service-api.yaml b/design/backend/api/distribution-service-api.yaml
index 938b3a8..d47ecb3 100644
--- a/design/backend/api/distribution-service-api.yaml
+++ b/design/backend/api/distribution-service-api.yaml
@@ -11,10 +11,10 @@ info:
     - Retry 패턴 및 Fallback 처리
 
     ## 배포 채널
-    - **우리동네TV**: 영상 콘텐츠 업로드
-    - **링고비즈**: 연결음 업데이트
-    - **지니TV**: 광고 등록
-    - **SNS**: Instagram, Naver Blog, Kakao Channel
+    - **우리동네TV** (URIDONGNETV): 영상 콘텐츠 업로드
+    - **링고비즈** (RINGOBIZ): 연결음 업데이트
+    - **지니TV** (GINITV): 광고 등록
+    - **SNS**: Instagram (INSTAGRAM), Naver Blog (NAVER), Kakao Channel (KAKAO)
 
     ## Resilience 패턴
     - Circuit Breaker: 채널별 독립적 장애 격리
@@ -79,23 +79,21 @@ paths:
                 summary: 다중 채널 배포 예시
                 value:
                   eventId: "evt-12345"
+                  title: "신규 고객 환영 이벤트"
+                  description: "신규 고객님을 위한 특별 할인 이벤트"
+                  imageUrl: "https://cdn.example.com/images/event-main.jpg"
                   channels:
-                    - type: "WOORIDONGNE_TV"
-                      config:
-                        radius: "1km"
-                        timeSlots:
-                          - "weekday_evening"
-                          - "weekend_lunch"
-                    - type: "INSTAGRAM"
-                      config:
-                        scheduledTime: "2025-11-01T10:00:00Z"
-                    - type: "NAVER_BLOG"
-                      config:
-                        scheduledTime: "2025-11-01T10:30:00Z"
-                  contentUrls:
-                    instagram: "https://cdn.example.com/images/event-instagram.jpg"
-                    naverBlog: "https://cdn.example.com/images/event-naver.jpg"
-                    kakaoChannel: "https://cdn.example.com/images/event-kakao.jpg"
+                    - "URIDONGNETV"
+                    - "INSTAGRAM"
+                    - "NAVER"
+                  channelSettings:
+                    URIDONGNETV:
+                      radius: "1km"
+                      timeSlot: "evening"
+                    INSTAGRAM:
+                      scheduledTime: "2025-11-01T10:00:00"
+                    NAVER:
+                      scheduledTime: "2025-11-01T10:30:00"
       responses:
         '200':
           description: 배포 완료
@@ -107,25 +105,29 @@ paths:
                 allSuccess:
                   summary: 모든 채널 배포 성공
                   value:
-                    distributionId: "dist-12345"
                     eventId: "evt-12345"
-                    status: "COMPLETED"
-                    completedAt: "2025-11-01T09:00:00Z"
-                    results:
-                      - channel: "WOORIDONGNE_TV"
-                        status: "SUCCESS"
+                    success: true
+                    channelResults:
+                      - channel: "URIDONGNETV"
+                        success: true
                         distributionId: "wtv-uuid-12345"
-                        estimatedViews: 1000
-                        message: "배포 완료"
+                        estimatedReach: 1000
+                        executionTimeMs: 234
                       - channel: "INSTAGRAM"
-                        status: "SUCCESS"
-                        postUrl: "https://instagram.com/p/generated-post-id"
-                        postId: "ig-post-12345"
-                        message: "게시 완료"
-                      - channel: "NAVER_BLOG"
-                        status: "SUCCESS"
-                        postUrl: "https://blog.naver.com/store123/generated-post"
-                        message: "게시 완료"
+                        success: true
+                        distributionId: "ig-uuid-12345"
+                        estimatedReach: 500
+                        executionTimeMs: 456
+                      - channel: "NAVER"
+                        success: true
+                        distributionId: "naver-uuid-12345"
+                        estimatedReach: 300
+                        executionTimeMs: 123
+                    successCount: 3
+                    failureCount: 0
+                    completedAt: "2025-11-01T09:00:00"
+                    totalExecutionTimeMs: 1234
+                    message: "배포가 성공적으로 완료되었습니다"
         '400':
           description: 잘못된 요청
           content:
@@ -217,67 +219,77 @@ paths:
                   value:
                     eventId: "evt-12345"
                     overallStatus: "COMPLETED"
-                    completedAt: "2025-11-01T09:00:00Z"
+                    startedAt: "2025-11-01T08:58:00"
+                    completedAt: "2025-11-01T09:00:00"
                     channels:
-                      - channel: "WOORIDONGNE_TV"
+                      - channel: "URIDONGNETV"
                         status: "COMPLETED"
                         distributionId: "wtv-uuid-12345"
                         estimatedViews: 1500
-                        completedAt: "2025-11-01T09:00:00Z"
-                      - channel: "RINGO_BIZ"
+                        completedAt: "2025-11-01T09:00:00"
+                      - channel: "RINGOBIZ"
                         status: "COMPLETED"
-                        updateTimestamp: "2025-11-01T09:00:00Z"
-                      - channel: "GENIE_TV"
+                        updateTimestamp: "2025-11-01T09:00:00"
+                        completedAt: "2025-11-01T09:00:00"
+                      - channel: "GINITV"
                         status: "COMPLETED"
                         adId: "gtv-uuid-12345"
                         impressionSchedule:
                           - "2025-11-01 18:00-20:00"
                           - "2025-11-02 12:00-14:00"
+                        completedAt: "2025-11-01T09:00:00"
                       - channel: "INSTAGRAM"
                         status: "COMPLETED"
                         postUrl: "https://instagram.com/p/generated-post-id"
                         postId: "ig-post-12345"
-                      - channel: "NAVER_BLOG"
+                        completedAt: "2025-11-01T09:00:00"
+                      - channel: "NAVER"
                         status: "COMPLETED"
                         postUrl: "https://blog.naver.com/store123/generated-post"
-                      - channel: "KAKAO_CHANNEL"
+                        completedAt: "2025-11-01T09:00:00"
+                      - channel: "KAKAO"
                         status: "COMPLETED"
                         messageId: "kakao-msg-12345"
+                        completedAt: "2025-11-01T09:00:00"
                 inProgress:
                   summary: 배포 진행중 상태
                   value:
                     eventId: "evt-12345"
                     overallStatus: "IN_PROGRESS"
-                    startedAt: "2025-11-01T08:58:00Z"
+                    startedAt: "2025-11-01T08:58:00"
                     channels:
-                      - channel: "WOORIDONGNE_TV"
+                      - channel: "URIDONGNETV"
                         status: "COMPLETED"
                         distributionId: "wtv-uuid-12345"
                         estimatedViews: 1500
+                        completedAt: "2025-11-01T08:59:00"
                       - channel: "INSTAGRAM"
                         status: "IN_PROGRESS"
                         progress: 50
-                      - channel: "NAVER_BLOG"
+                      - channel: "NAVER"
                         status: "PENDING"
                 partialFailure:
                   summary: 일부 채널 실패 상태
                   value:
                     eventId: "evt-12345"
                     overallStatus: "PARTIAL_FAILURE"
-                    completedAt: "2025-11-01T09:00:00Z"
+                    startedAt: "2025-11-01T08:58:00"
+                    completedAt: "2025-11-01T09:00:00"
                     channels:
-                      - channel: "WOORIDONGNE_TV"
+                      - channel: "URIDONGNETV"
                         status: "COMPLETED"
                         distributionId: "wtv-uuid-12345"
                         estimatedViews: 1500
+                        completedAt: "2025-11-01T08:59:00"
                       - channel: "INSTAGRAM"
                         status: "FAILED"
                         errorMessage: "Instagram API 타임아웃"
                         retries: 3
-                        lastRetryAt: "2025-11-01T08:59:30Z"
-                      - channel: "NAVER_BLOG"
+                        lastRetryAt: "2025-11-01T08:59:30"
+                      - channel: "NAVER"
                         status: "COMPLETED"
                         postUrl: "https://blog.naver.com/store123/generated-post"
+                        completedAt: "2025-11-01T09:00:00"
         '404':
           description: 배포 이력을 찾을 수 없음
           content:
@@ -305,196 +317,133 @@ components:
       required:
         - eventId
         - channels
-        - contentUrls
       properties:
         eventId:
           type: string
           description: 이벤트 ID
           example: "evt-12345"
+        title:
+          type: string
+          description: 이벤트 제목
+          example: "신규 고객 환영 이벤트"
+        description:
+          type: string
+          description: 이벤트 설명
+          example: "신규 고객님을 위한 특별 할인 이벤트"
+        imageUrl:
+          type: string
+          description: 이미지 URL (CDN)
+          example: "https://cdn.example.com/images/event-main.jpg"
         channels:
           type: array
           description: 배포할 채널 목록
           minItems: 1
           items:
-            $ref: '#/components/schemas/ChannelConfig'
-        contentUrls:
+            type: string
+            enum:
+              - URIDONGNETV
+              - RINGOBIZ
+              - GINITV
+              - INSTAGRAM
+              - NAVER
+              - KAKAO
+          example: ["URIDONGNETV", "INSTAGRAM", "NAVER"]
+        channelSettings:
           type: object
-          description: 플랫폼별 콘텐츠 URL
-          properties:
-            wooridongneTV:
-              type: string
-              description: 우리동네TV 영상 URL (15초)
-              example: "https://cdn.example.com/videos/event-15s.mp4"
-            ringoBiz:
-              type: string
-              description: 링고비즈 연결음 파일 URL
-              example: "https://cdn.example.com/audio/ringtone.mp3"
-            genieTV:
-              type: string
-              description: 지니TV 광고 영상 URL
-              example: "https://cdn.example.com/videos/event-ad.mp4"
-            instagram:
-              type: string
-              description: Instagram 이미지 URL (1080x1080)
-              example: "https://cdn.example.com/images/event-instagram.jpg"
-            naverBlog:
-              type: string
-              description: Naver Blog 이미지 URL (800x600)
-              example: "https://cdn.example.com/images/event-naver.jpg"
-            kakaoChannel:
-              type: string
-              description: Kakao Channel 이미지 URL (800x800)
-              example: "https://cdn.example.com/images/event-kakao.jpg"
-
-    ChannelConfig:
-      type: object
-      required:
-        - type
-      properties:
-        type:
-          type: string
-          description: 채널 타입
-          enum:
-            - WOORIDONGNE_TV
-            - RINGO_BIZ
-            - GENIE_TV
-            - INSTAGRAM
-            - NAVER_BLOG
-            - KAKAO_CHANNEL
-          example: "INSTAGRAM"
-        config:
-          type: object
-          description: 채널별 설정 (채널에 따라 다름)
-          additionalProperties: true
+          description: 채널별 추가 설정 (Optional)
+          additionalProperties:
+            type: object
+            additionalProperties: true
           example:
-            scheduledTime: "2025-11-01T10:00:00Z"
-            caption: "이벤트 안내"
-            hashtags:
-              - "이벤트"
-              - "할인"
+            URIDONGNETV:
+              radius: "1km"
+              timeSlot: "evening"
+            INSTAGRAM:
+              scheduledTime: "2025-11-01T10:00:00"
 
     DistributionResponse:
       type: object
       required:
-        - distributionId
         - eventId
-        - status
-        - results
+        - success
+        - channelResults
+        - successCount
+        - failureCount
       properties:
-        distributionId:
-          type: string
-          description: 배포 ID
-          example: "dist-12345"
         eventId:
           type: string
           description: 이벤트 ID
           example: "evt-12345"
-        status:
-          type: string
-          description: 전체 배포 상태
-          enum:
-            - PENDING
-            - IN_PROGRESS
-            - COMPLETED
-            - PARTIAL_FAILURE
-            - FAILED
-          example: "COMPLETED"
-        startedAt:
-          type: string
-          format: date-time
-          description: 배포 시작 시각
-          example: "2025-11-01T08:59:00Z"
+        success:
+          type: boolean
+          description: 배포 성공 여부 (모든 채널 또는 일부 채널 성공)
+          example: true
+        channelResults:
+          type: array
+          description: 채널별 배포 결과
+          items:
+            $ref: '#/components/schemas/ChannelDistributionResult'
+        successCount:
+          type: integer
+          description: 성공한 채널 수
+          example: 3
+        failureCount:
+          type: integer
+          description: 실패한 채널 수
+          example: 0
         completedAt:
           type: string
           format: date-time
           description: 배포 완료 시각
-          example: "2025-11-01T09:00:00Z"
-        results:
-          type: array
-          description: 채널별 배포 결과
-          items:
-            $ref: '#/components/schemas/ChannelResult'
+          example: "2025-11-01T09:00:00"
+        totalExecutionTimeMs:
+          type: integer
+          format: int64
+          description: 전체 배포 소요 시간 (ms)
+          example: 1234
+        message:
+          type: string
+          description: 메시지
+          example: "배포가 성공적으로 완료되었습니다"
 
-    ChannelResult:
+    ChannelDistributionResult:
       type: object
       required:
         - channel
-        - status
+        - success
       properties:
         channel:
           type: string
           description: 채널 타입
           enum:
-            - WOORIDONGNE_TV
-            - RINGO_BIZ
-            - GENIE_TV
+            - URIDONGNETV
+            - RINGOBIZ
+            - GINITV
             - INSTAGRAM
-            - NAVER_BLOG
-            - KAKAO_CHANNEL
+            - NAVER
+            - KAKAO
           example: "INSTAGRAM"
-        status:
-          type: string
-          description: 채널별 배포 상태
-          enum:
-            - PENDING
-            - IN_PROGRESS
-            - SUCCESS
-            - FAILED
-          example: "SUCCESS"
+        success:
+          type: boolean
+          description: 배포 성공 여부
+          example: true
         distributionId:
           type: string
-          description: 채널별 배포 ID (우리동네TV, 지니TV)
-          example: "wtv-uuid-12345"
-        estimatedViews:
+          description: 배포 ID (성공 시)
+          example: "dist-uuid-12345"
+        estimatedReach:
           type: integer
-          description: 예상 노출 수 (우리동네TV, 지니TV)
+          description: 예상 노출 수 (성공 시)
           example: 1500
-        updateTimestamp:
-          type: string
-          format: date-time
-          description: 업데이트 완료 시각 (링고비즈)
-          example: "2025-11-01T09:00:00Z"
-        adId:
-          type: string
-          description: 광고 ID (지니TV)
-          example: "gtv-uuid-12345"
-        impressionSchedule:
-          type: array
-          description: 노출 스케줄 (지니TV)
-          items:
-            type: string
-          example:
-            - "2025-11-01 18:00-20:00"
-            - "2025-11-02 12:00-14:00"
-        postUrl:
-          type: string
-          description: 게시물 URL (Instagram, Naver Blog)
-          example: "https://instagram.com/p/generated-post-id"
-        postId:
-          type: string
-          description: 게시물 ID (Instagram)
-          example: "ig-post-12345"
-        messageId:
-          type: string
-          description: 메시지 ID (Kakao Channel)
-          example: "kakao-msg-12345"
-        message:
-          type: string
-          description: 결과 메시지
-          example: "배포 완료"
         errorMessage:
           type: string
-          description: 오류 메시지 (실패 시)
+          description: 에러 메시지 (실패 시)
           example: "Instagram API 타임아웃"
-        retries:
+        executionTimeMs:
           type: integer
-          description: 재시도 횟수
-          example: 0
-        lastRetryAt:
-          type: string
-          format: date-time
-          description: 마지막 재시도 시각
-          example: "2025-11-01T08:59:30Z"
+          format: int64
+          description: 배포 소요 시간 (ms)
+          example: 234
 
     DistributionStatusResponse:
       type: object
@@ -544,12 +493,12 @@ components:
           type: string
           description: 채널 타입
           enum:
-            - WOORIDONGNE_TV
-            - RINGO_BIZ
-            - GENIE_TV
+            - URIDONGNETV
+            - RINGOBIZ
+            - GINITV
             - INSTAGRAM
-            - NAVER_BLOG
-            - KAKAO_CHANNEL
+            - NAVER
+            - KAKAO
           example: "INSTAGRAM"
         status:
           type: string
@@ -569,7 +518,7 @@ components:
         distributionId:
           type: string
           description: 채널별 배포 ID
-          example: "wtv-uuid-12345"
+          example: "dist-uuid-12345"
         estimatedViews:
           type: integer
           description: 예상 노출 수
@@ -578,35 +527,35 @@ components:
           type: string
           format: date-time
           description: 업데이트 완료 시각
-          example: "2025-11-01T09:00:00Z"
+          example: "2025-11-01T09:00:00"
         adId:
           type: string
-          description: 광고 ID
+          description: 광고 ID (지니TV)
           example: "gtv-uuid-12345"
         impressionSchedule:
           type: array
-          description: 노출 스케줄
+          description: 노출 스케줄 (지니TV)
           items:
             type: string
           example:
             - "2025-11-01 18:00-20:00"
         postUrl:
           type: string
-          description: 게시물 URL
+          description: 게시물 URL (Instagram, Naver Blog)
           example: "https://instagram.com/p/generated-post-id"
         postId:
           type: string
-          description: 게시물 ID
+          description: 게시물 ID (Instagram)
           example: "ig-post-12345"
         messageId:
           type: string
-          description: 메시지 ID
+          description: 메시지 ID (Kakao Channel)
           example: "kakao-msg-12345"
         completedAt:
           type: string
           format: date-time
           description: 완료 시각
-          example: "2025-11-01T09:00:00Z"
+          example: "2025-11-01T09:00:00"
         errorMessage:
           type: string
           description: 오류 메시지
@@ -619,7 +568,7 @@ components:
           type: string
           format: date-time
           description: 마지막 재시도 시각
-          example: "2025-11-01T08:59:30Z"
+          example: "2025-11-01T08:59:30"
 
     ErrorResponse:
       type: object