diff --git a/.gitea/workflows/cd.yaml b/.gitea/workflows/cd.yaml
index b667ea41..21f60526 100644
--- a/.gitea/workflows/cd.yaml
+++ b/.gitea/workflows/cd.yaml
@@ -230,6 +230,8 @@ jobs:
           SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }}
           # ADR-059 2026-04-05: Gitea Webhook Secret (GITEA_ 前綴為保留字，改用 AWOOOI_ 前綴)
           GITEA_WEBHOOK_SECRET: ${{ secrets.AWOOOI_GITEA_WEBHOOK_SECRET }}
+          # MCP Phase 3: ArgoCD API Token (2026-04-11 Claude Sonnet 4.6)
+          ARGOCD_API_TOKEN: ${{ secrets.ARGOCD_API_TOKEN }}
         run: |
           # S1/S2: 統一命名 deploy_key，改用 ssh-keyscan（比 StrictHostKeyChecking=no 更安全）
           mkdir -p ~/.ssh
@@ -301,6 +303,15 @@ jobs:
             echo "⚠️ GITEA_WEBHOOK_SECRET 未設定，Gitea Webhook 簽章驗證將在 prod 失效"
           fi
 
+          # MCP Phase 3: ArgoCD API Token (2026-04-11 Claude Sonnet 4.6)
+          if [ -n "${ARGOCD_API_TOKEN}" ]; then
+            sudo kubectl patch secret awoooi-secrets -n awoooi-prod --type='json' -p='[
+              {"op":"add","path":"/data/ARGOCD_API_TOKEN","value":"'$(echo -n "${ARGOCD_API_TOKEN}" | base64 -w 0)'"}
+            ]' && echo "✅ ARGOCD_API_TOKEN 已注入" || echo "⚠️ ARGOCD_API_TOKEN patch 失敗"
+          else
+            echo "⚠️ ARGOCD_API_TOKEN 未設定，ArgoCD MCP 將使用空 token"
+          fi
+
           # 2026-04-06 Claude Code: Sprint 3 T2 — known_hosts Secret (Security Fix A1)
           # 替換 StrictHostKeyChecking=no，讓 SSH 修復路徑使用已知主機指紋
           ssh-keyscan -H 192.168.0.110 > /tmp/known_hosts_repair 2>/dev/null
diff --git a/apps/api/src/core/config.py b/apps/api/src/core/config.py
index 43d37971..a3058458 100644
--- a/apps/api/src/core/config.py
+++ b/apps/api/src/core/config.py
@@ -542,22 +542,22 @@ class Settings(BaseSettings):
     # MCP Phase 3: ArgoCD MCP Server (2026-04-11 Claude Sonnet 4.6)
     # ==========================================================================
     ARGOCD_URL: str = Field(
-        default="http://192.168.0.125:32080",
-        description="ArgoCD API Server URL（K3s NodePort）",
+        default="https://192.168.0.125:30443",
+        description="ArgoCD API Server URL（K3s NodePort HTTPS）",
     )
     ARGOCD_API_TOKEN: str = Field(
         default="",
         description="ArgoCD API Token（從 K8s Secret 取得）",
     )
     ARGOCD_MCP_ENABLED: bool = Field(
-        default=False,
+        default=True,
         description="啟用 ArgoCD MCP Provider（需 ARGOCD_API_TOKEN）",
     )
 
     # MCP Phase 3: Sentry MCP Server (2026-04-11 Claude Sonnet 4.6)
     # ==========================================================================
     SENTRY_MCP_ENABLED: bool = Field(
-        default=False,
+        default=True,
         description="啟用 Sentry MCP Provider（需 SENTRY_AUTH_TOKEN）",
     )