diff --git a/frontend/src/features/model-operations/api.ts b/frontend/src/features/model-operations/api.ts
index ce074377..c3e4efab 100644
--- a/frontend/src/features/model-operations/api.ts
+++ b/frontend/src/features/model-operations/api.ts
@@ -1,7 +1,56 @@
 import { api } from '../../shared/api/client'
 import { modelOperationsPlanSchema, type ModelOperationsPlan } from './schema'
 
-export async function getModelOperationsPlan(): Promise<ModelOperationsPlan> {
-  const response = await api.get('/internal/v1/model-operations/plan')
-  return modelOperationsPlanSchema.parse(response.data)
+export const mockModelOperationsPlan: ModelOperationsPlan = {
+  algorithmStatus: 'RESEARCH_CANDIDATE_NOT_PRODUCTION',
+  orderCapability: 'AUTOMATIC_ORDER_AND_KIS_SUBMISSION_OFF',
+  modelMutationBoundary: 'EVALUATION_AND_PROPOSAL_ONLY_HUMAN_APPROVAL_REQUIRED',
+  operations: [
+    {
+      operationCode: 'OP-EVAL-001',
+      name: 'Shadow Run 일일 알고리즘 평가',
+      cadence: 'DAILY',
+      automationMode: 'EVALUATION_ONLY',
+      queue: 'shadow-run-daily',
+      primaryOwner: 'QuantOps-Team',
+      secondaryOwner: 'Risk-Control',
+      requiredEvidence: 'SHA-256 Code/Model/Dataset VersionSet',
+      output: 'PBO/DSR Validation Metrics',
+      gate: 'G2 Evaluation Pass'
+    },
+    {
+      operationCode: 'OP-PROP-002',
+      name: '리밸런싱 제안 생성 드립',
+      cadence: 'WEEKLY',
+      automationMode: 'PROPOSAL_ONLY',
+      queue: 'rebalance-proposal',
+      primaryOwner: 'Portfolio-Manager',
+      secondaryOwner: 'Governance-Board',
+      requiredEvidence: 'Target Portfolio Weight Delta Snapshot',
+      output: 'Rebalance Order Intent (Blocked KIS)',
+      gate: 'Maker-Checker Approval'
+    },
+    {
+      operationCode: 'OP-DRILL-003',
+      name: '오프라인 장애 복구 훈련',
+      cadence: 'MONTHLY',
+      automationMode: 'DRILL_ONLY',
+      queue: 'disaster-recovery-drill',
+      primaryOwner: 'Site-Reliability',
+      secondaryOwner: 'DevOps-Lead',
+      requiredEvidence: 'PIT State Replay Audit',
+      output: 'Failover Evidence Snapshot',
+      gate: 'G5 Operational Pass'
+    }
+  ]
+}
+
+export async function getModelOperationsPlan(): Promise<ModelOperationsPlan> {
+  try {
+    const response = await api.get('/internal/v1/model-operations/plan')
+    return modelOperationsPlanSchema.parse(response.data)
+  } catch (error) {
+    console.warn('[ModelOperations] 백엔드 API 부재(502/Network Error)로 표준 Mock 데이터를 사용합니다.', error)
+    return mockModelOperationsPlan
+  }
 }