diff --git a/dap-gateway/src/main/resources/static/admin/scaffold.html b/dap-gateway/src/main/resources/static/admin/scaffold.html
index e2ba3af6..f63f2cf3 100644
--- a/dap-gateway/src/main/resources/static/admin/scaffold.html
+++ b/dap-gateway/src/main/resources/static/admin/scaffold.html
@@ -1231,6 +1231,10 @@
           </table>
         </div>
         <button type="button" class="btn-action mt-2" onclick="addSubFieldEditorRow()">+ 하위 필드 추가</button>
+        <div class="mt-4">
+          <label class="form-label">JSON 미리보기</label>
+          <pre id="subFieldEditorPreview" class="mb-0 p-3 rounded" style="background:#09090b; border:1px solid #27272a; color:#e4e4e7; font-size:0.78rem; max-height:190px; overflow:auto;"></pre>
+        </div>
       </div>
       <div class="modal-footer">
         <button type="button" class="btn-secondary-action" data-bs-dismiss="modal">취소</button>
@@ -1793,6 +1797,7 @@
         if (!subFieldEditorModalInstance) {
             subFieldEditorModalInstance = new bootstrap.Modal(document.getElementById('subFieldEditorModal'));
         }
+        updateSubFieldEditorPreview();
         subFieldEditorModalInstance.show();
     }
 
@@ -1828,17 +1833,20 @@
         
         [n, t, det, d, p, e, req].forEach(ctrl => {
             const td = document.createElement('td'); td.appendChild(ctrl); row.appendChild(td);
+            ctrl.addEventListener('input', updateSubFieldEditorPreview);
+            ctrl.addEventListener('change', updateSubFieldEditorPreview);
         });
         const del = document.createElement('button');
         del.type = 'button'; del.className = 'btn-secondary-action'; del.textContent = 'X';
         del.style.padding = '0.1rem 0.4rem';
-        del.onclick = () => row.remove();
+        del.onclick = () => { row.remove(); updateSubFieldEditorPreview(); };
         const delTd = document.createElement('td'); delTd.appendChild(del); row.appendChild(delTd);
         document.getElementById('subFieldEditorBody').appendChild(row);
+        updateSubFieldEditorPreview();
     }
 
-    function applySubFieldEditor() {
-        const fields = [...document.querySelectorAll('#subFieldEditorBody tr')].map(row => {
+    function currentSubEditorFields() {
+        return [...document.querySelectorAll('#subFieldEditorBody tr')].map(row => {
             const type = row.querySelector('[data-field="type"]').value;
             const details = row.querySelector('[data-field="details"]').value.trim();
             return {
@@ -1852,6 +1860,15 @@
                 itemType: null, itemFields: []
             };
         }).filter(f => f.name);
+    }
+
+    function updateSubFieldEditorPreview() {
+        const preview = document.getElementById('subFieldEditorPreview');
+        if (preview) preview.textContent = JSON.stringify(currentSubEditorFields(), null, 2);
+    }
+
+    function applySubFieldEditor() {
+        const fields = currentSubEditorFields();
         currentSubFieldTargetInput.value = JSON.stringify(fields);
         currentSubFieldTargetInput.dispatchEvent(new Event('input'));
         currentSubFieldTargetInput.dispatchEvent(new Event('change'));
diff --git a/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/cmm/usecase/MetaCommonCodeUseCase.java b/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/cmm/usecase/MetaCommonCodeUseCase.java
index 06a04dee..131b14af 100644
--- a/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/cmm/usecase/MetaCommonCodeUseCase.java
+++ b/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/cmm/usecase/MetaCommonCodeUseCase.java
@@ -20,7 +20,7 @@ import io.shinhanlife.dap.mcc.biz.cmm.dto.MetaCommonCodeRequest;
  * </pre>
  */
 public interface MetaCommonCodeUseCase {
-    @McpTool(name = "cmm_comcode_lookup", title = "메타 공통코드 조회 툴", description = "메타 통합코드 목록을 조회해줘", annotations = @McpTool.McpAnnotations(openWorldHint = true))
+    @McpTool(name = "cmm_comcode_lookup", title = "메타 공통코드 조회 툴", description = "메타 통합코드 목록을 조회해줘", annotations = @McpTool.McpAnnotations(openWorldHint = false))
     @GrowToolHint(requiresApproval = false, categoryKey = "cmm", mappingId = "CLCNNB00001")
     Object searchCommonCode(MetaCommonCodeRequest req);
 }
diff --git a/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/cmm/usecase/MetaTableUseCase.java b/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/cmm/usecase/MetaTableUseCase.java
index bee8342d..b1c63896 100644
--- a/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/cmm/usecase/MetaTableUseCase.java
+++ b/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/cmm/usecase/MetaTableUseCase.java
@@ -20,7 +20,7 @@ import io.shinhanlife.dap.mcc.biz.cmm.dto.MetaTableRequest;
  * </pre>
  */
 public interface MetaTableUseCase {
-    @McpTool(name = "cmm_meta_table", title = "메타 테이블 조회 툴", description = "메타 테이블 정보 목록을 조회해줘", annotations = @McpTool.McpAnnotations(openWorldHint = true))
+    @McpTool(name = "cmm_meta_table", title = "메타 테이블 조회 툴", description = "메타 테이블 정보 목록을 조회해줘", annotations = @McpTool.McpAnnotations(openWorldHint = false))
     @GrowToolHint(requiresApproval = false, categoryKey = "cmm", mappingId = "CLCNNB00001")
     Object searchMetaTable(MetaTableRequest req);
 }
diff --git a/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/smp/usecase/TeamMemberUseCase.java b/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/smp/usecase/TeamMemberUseCase.java
index 23eeb340..7c942c77 100644
--- a/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/smp/usecase/TeamMemberUseCase.java
+++ b/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/smp/usecase/TeamMemberUseCase.java
@@ -6,7 +6,7 @@ import io.shinhanlife.dap.lib.annotation.GrowToolHint;
 import io.shinhanlife.dap.mcc.biz.smp.dto.TeamMemberRequest;
 
 public interface TeamMemberUseCase {
-    @McpTool(name = "smp_team_list", title = "신한라이프 MCP, TOOL 파트 구성원 조회", description = "신한라이프 MCP, TOOL 파트 구성원을 조회합니다.", annotations = @McpTool.McpAnnotations(openWorldHint = true))
+    @McpTool(name = "smp_team_list", title = "신한라이프 MCP, TOOL 파트 구성원 조회", description = "신한라이프 MCP, TOOL 파트 구성원을 조회합니다.", annotations = @McpTool.McpAnnotations(openWorldHint = false))
     @GrowToolHint(requiresApproval = false, categoryKey = "smp", mappingId = "DIRECT0001")
     Object getTeamMember(TeamMemberRequest req);
 }
diff --git a/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/sol/usecase/SolReqDetailUseCase.java b/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/sol/usecase/SolReqDetailUseCase.java
index deef3247..57c8be70 100644
--- a/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/sol/usecase/SolReqDetailUseCase.java
+++ b/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/sol/usecase/SolReqDetailUseCase.java
@@ -21,7 +21,7 @@ import io.shinhanlife.dap.mcc.biz.sol.dto.SolReqDetailRequest;
  */
 public interface SolReqDetailUseCase {
 
-    @McpTool(name = "sol_request_detail", title = "SolReqDetail 툴", description = "SOL 의뢰서 상세 조회", annotations = @McpTool.McpAnnotations(openWorldHint = true, readOnlyHint = true))
+    @McpTool(name = "sol_request_detail", title = "SolReqDetail 툴", description = "SOL 의뢰서 상세 조회", annotations = @McpTool.McpAnnotations(openWorldHint = false, readOnlyHint = true))
     @GrowToolHint(
         requiresApproval = false,
         categoryKey = "sol",
diff --git a/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/sol/usecase/SolReqListUseCase.java b/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/sol/usecase/SolReqListUseCase.java
index bd90efe7..25362e33 100644
--- a/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/sol/usecase/SolReqListUseCase.java
+++ b/dap-was-cus/src/main/java/io/shinhanlife/dap/mcc/biz/sol/usecase/SolReqListUseCase.java
@@ -6,7 +6,7 @@ import io.shinhanlife.dap.lib.annotation.GrowToolHint;
 import io.shinhanlife.dap.mcc.biz.sol.dto.SolReqListRequest;
 
 public interface SolReqListUseCase {
-    @McpTool(name = "sol_request_list", title = "SolReqList 툴", description = "SOL 의뢰서 목록 조회해줘", annotations = @McpTool.McpAnnotations(openWorldHint = true))
+    @McpTool(name = "sol_request_list", title = "SolReqList 툴", description = "SOL 의뢰서 목록 조회해줘", annotations = @McpTool.McpAnnotations(openWorldHint = false))
     @GrowToolHint(requiresApproval = false, categoryKey = "sol", mappingId = "SOLG00000001")
     Object searchSolRequests(SolReqListRequest req);
 }
diff --git a/dap-was-sys/src/main/java/io/shinhanlife/dap/mcc/biz/iam/usecase/SystemStatusUseCase.java b/dap-was-sys/src/main/java/io/shinhanlife/dap/mcc/biz/iam/usecase/SystemStatusUseCase.java
index 1394bcfd..5fe47f8a 100644
--- a/dap-was-sys/src/main/java/io/shinhanlife/dap/mcc/biz/iam/usecase/SystemStatusUseCase.java
+++ b/dap-was-sys/src/main/java/io/shinhanlife/dap/mcc/biz/iam/usecase/SystemStatusUseCase.java
@@ -8,7 +8,7 @@ import org.springaicommunity.mcp.annotation.McpTool;
 public interface SystemStatusUseCase {
     @McpTool(name = "iam_system_status", title = "시스템 상태 조회",
             description = "조회 전용 모의 시스템 상태를 반환합니다.",
-            annotations = @McpTool.McpAnnotations(openWorldHint = true))
+            annotations = @McpTool.McpAnnotations(openWorldHint = false))
     @GrowToolHint(requiresApproval = false, categoryKey = "iam", mappingId = "DIRECT_IAM_STATUS")
     SystemStatusResponse getSystemStatus(SystemStatusRequest request);
 
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_access_policy.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_access_policy.yml
index add0d674..95bb20db 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_access_policy.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_access_policy.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_access_token_status.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_access_token_status.yml
index 1c159aa3..e6253397 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_access_token_status.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_access_token_status.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_list.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_list.yml
index 1d04aee4..ab739edf 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_list.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_lock_status.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_lock_status.yml
index 8e955860..399f81e9 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_lock_status.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_lock_status.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_password_expiry.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_password_expiry.yml
index 3e6e349e..ee3e0814 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_password_expiry.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_password_expiry.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_profile.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_profile.yml
index 0732051b..23c7aef1 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_profile.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_profile.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_role.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_role.yml
index fd75edee..ad2a2a85 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_role.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_role.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_status.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_status.yml
index a51022b4..eae6c5a8 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_status.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_account_status.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_approval_authority.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_approval_authority.yml
index e7ccf38d..9f390386 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_approval_authority.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_approval_authority.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_authentication_method.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_authentication_method.yml
index 5a6e1a73..4ed95bf8 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_authentication_method.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_authentication_method.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_delegation_status.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_delegation_status.yml
index e7516661..4483eaf9 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_delegation_status.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_delegation_status.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_deployment_version.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_deployment_version.yml
index 177a653a..ece498be 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_deployment_version.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_deployment_version.yml
@@ -8,7 +8,7 @@ example_queries: ["배포 버전을 보여줘", "현재 버전을 확인해줘",
 read_only: true
 destructive: false
 idempotent: true
-parameters_schema: {type: object, properties: {environment: {type: string, description: 조회할 환경명}}, additionalProperties: false}
+parameters_schema: {type: object, properties: {environment: {type: string, description: 조회할 환경명, pattern: ""}}, additionalProperties: false}
 tags: [iam, 배포, mock]
 required_env_keys: []
 owner_org: MCP_TOOL
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_environment_info.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_environment_info.yml
index 869ca07a..dcd091ac 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_environment_info.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_environment_info.yml
@@ -8,7 +8,7 @@ example_queries: ["환경 정보를 보여줘", "개발 환경을 확인해줘",
 read_only: true
 destructive: false
 idempotent: true
-parameters_schema: {type: object, properties: {environment: {type: string, description: 조회할 환경명}}, additionalProperties: false}
+parameters_schema: {type: object, properties: {environment: {type: string, description: 조회할 환경명, pattern: ""}}, additionalProperties: false}
 tags: [iam, 환경, mock]
 required_env_keys: []
 owner_org: MCP_TOOL
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_identity_provider_list.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_identity_provider_list.yml
index 756cc2d6..4db5bd67 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_identity_provider_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_identity_provider_list.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회 조건}
+    environment: {type: string, description: 조회 조건, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_login_history.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_login_history.yml
index bb34e891..e8fdf5ea 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_login_history.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_login_history.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_menu_access.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_menu_access.yml
index 000d1526..57f6bcbf 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_menu_access.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_menu_access.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_mfa_status.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_mfa_status.yml
index 847558e1..81fd9c9a 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_mfa_status.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_mfa_status.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_permission_list.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_permission_list.yml
index 5d65079f..c52f2a24 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_permission_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_permission_list.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_privilege_change_history.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_privilege_change_history.yml
index 79d15eaf..31b0298d 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_privilege_change_history.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_privilege_change_history.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회 조건}
+    environment: {type: string, description: 조회 조건, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_resource_access.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_resource_access.yml
index 6d6f3206..9fe6b86e 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_resource_access.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_resource_access.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_role_list.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_role_list.yml
index fbc6df02..ce42d73a 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_role_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_role_list.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_security_event_list.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_security_event_list.yml
index a23cb6d1..9d55bc77 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_security_event_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_security_event_list.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회 조건}
+    environment: {type: string, description: 조회 조건, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_service_health.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_service_health.yml
index 63b66bb7..fd54586c 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_service_health.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_service_health.yml
@@ -8,7 +8,7 @@ example_queries: ["서비스 상태를 보여줘", "서비스가 정상인가요
 read_only: true
 destructive: false
 idempotent: true
-parameters_schema: {type: object, properties: {environment: {type: string, description: 조회할 환경명}}, additionalProperties: false}
+parameters_schema: {type: object, properties: {environment: {type: string, description: 조회할 환경명, pattern: ""}}, additionalProperties: false}
 tags: [iam, 서비스, mock]
 required_env_keys: []
 owner_org: MCP_TOOL
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_session_list.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_session_list.yml
index 8d5b714f..c2dce327 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_session_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_session_list.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_session_status.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_session_status.yml
index c3770c0b..81430584 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_session_status.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_session_status.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_system_status.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_system_status.yml
index 7458201a..cf52db55 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_system_status.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_system_status.yml
@@ -8,7 +8,7 @@ example_queries: ["시스템 상태를 보여줘", "개발 환경 상태를 확
 read_only: true
 destructive: false
 idempotent: true
-parameters_schema: {type: object, properties: {environment: {type: string, description: 조회할 환경명}}, additionalProperties: false}
+parameters_schema: {type: object, properties: {environment: {type: string, description: 조회할 환경명, pattern: ""}}, additionalProperties: false}
 tags: [iam, 상태, mock]
 required_env_keys: []
 owner_org: MCP_TOOL
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_trusted_device_list.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_trusted_device_list.yml
index 2de62b26..3bbbe1b8 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_trusted_device_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_trusted_device_list.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회할 환경명}
+    environment: {type: string, description: 조회할 환경명, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_user_group_list.yml b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_user_group_list.yml
index 2948cece..d579d916 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/iam/iam_user_group_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/iam/iam_user_group_list.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    environment: {type: string, description: 조회 조건}
+    environment: {type: string, description: 조회 조건, pattern: ""}
   additionalProperties: false
 tags: [iam, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_alert_list.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_alert_list.yml
index b6110f38..a2d57308 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_alert_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_alert_list.yml
@@ -8,7 +8,7 @@ example_queries: ["알림 목록을 보여줘", "현재 알림을 알려줘", "
 read_only: true
 destructive: false
 idempotent: true
-parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류}}, additionalProperties: false}
+parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류, pattern: ""}}, additionalProperties: false}
 tags: [pct, 알림, mock]
 required_env_keys: []
 owner_org: MCP_TOOL
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_change_request_list.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_change_request_list.yml
index d9f78b18..e2f90184 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_change_request_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_change_request_list.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회 조건}
+    category: {type: string, description: 조회 조건, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_incident_list.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_incident_list.yml
index bf423256..33492d8a 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_incident_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_incident_list.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회 조건}
+    category: {type: string, description: 조회 조건, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_contact.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_contact.yml
index d850181e..c2c860a5 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_contact.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_contact.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_history.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_history.yml
index 9e81742c..5c762a9a 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_history.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_history.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_result.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_result.yml
index e786f1f1..06139814 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_result.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_result.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_schedule.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_schedule.yml
index 779ba3a9..74e3a5d9 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_schedule.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_schedule.yml
@@ -8,7 +8,7 @@ example_queries: ["점검 일정을 보여줘", "정기 점검이 언제야?", "
 read_only: true
 destructive: false
 idempotent: true
-parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류}}, additionalProperties: false}
+parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류, pattern: ""}}, additionalProperties: false}
 tags: [pct, 점검, mock]
 required_env_keys: []
 owner_org: MCP_TOOL
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_scope.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_scope.yml
index 21df98a6..6d857d24 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_scope.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_scope.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_status.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_status.yml
index ee9ecf38..4f6999e5 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_status.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_maintenance_status.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_category.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_category.yml
index 356de2df..b2db3578 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_category.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_category.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_detail.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_detail.yml
index 925cf5fa..28f6c6dd 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_detail.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_detail.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_list.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_list.yml
index 0141720f..8c14c326 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_list.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_list.yml
@@ -8,7 +8,7 @@ example_queries: ["시스템 공지를 보여줘", "현재 공지를 알려줘",
 read_only: true
 destructive: false
 idempotent: true
-parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류}}, additionalProperties: false}
+parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류, pattern: ""}}, additionalProperties: false}
 tags: [pct, 공지, mock]
 required_env_keys: []
 owner_org: MCP_TOOL
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_recent.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_recent.yml
index b84c7a70..01f0890c 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_recent.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_recent.yml
@@ -8,7 +8,7 @@ example_queries: ["최신 공지를 보여줘", "오늘 공지가 있나요?", "
 read_only: true
 destructive: false
 idempotent: true
-parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류}}, additionalProperties: false}
+parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류, pattern: ""}}, additionalProperties: false}
 tags: [pct, 공지, 조회, mock]
 required_env_keys: []
 owner_org: MCP_TOOL
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_search.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_search.yml
index 83b45860..2b2b0f4e 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_search.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_notice_search.yml
@@ -8,7 +8,7 @@ example_queries: ["점검 공지를 검색해줘", "배포 공지를 찾아줘",
 read_only: true
 destructive: false
 idempotent: true
-parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류}}, additionalProperties: false}
+parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류, pattern: ""}}, additionalProperties: false}
 tags: [pct, 공지, 조회, mock]
 required_env_keys: []
 owner_org: MCP_TOOL
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_operation_calendar.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_operation_calendar.yml
index 73c9a27a..bbf6d812 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_operation_calendar.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_operation_calendar.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회 조건}
+    category: {type: string, description: 조회 조건, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_history.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_history.yml
index 853e1bd1..5f953712 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_history.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_history.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_notice.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_notice.yml
index 477ac7c9..f7249a9a 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_notice.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_notice.yml
@@ -8,7 +8,7 @@ example_queries: ["배포 공지를 보여줘", "최근 배포 내용을 알려
 read_only: true
 destructive: false
 idempotent: true
-parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류}}, additionalProperties: false}
+parameters_schema: {type: object, properties: {category: {type: string, description: 조회할 공지 분류, pattern: ""}}, additionalProperties: false}
 tags: [pct, 배포, mock]
 required_env_keys: []
 owner_org: MCP_TOOL
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_schedule.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_schedule.yml
index 0d66a947..74864719 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_schedule.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_schedule.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_scope.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_scope.yml
index 9ede40ac..176398e0 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_scope.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_scope.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_status.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_status.yml
index 799b8e5e..bd3751a8 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_status.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_status.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_version.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_version.yml
index b742d597..18c0cf87 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_version.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_release_version.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회할 공지 분류}
+    category: {type: string, description: 조회할 공지 분류, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []
diff --git a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_service_request_status.yml b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_service_request_status.yml
index 55de8343..6f8b842b 100644
--- a/dap-was-sys/src/main/resources/tool-definitions/pct/pct_service_request_status.yml
+++ b/dap-was-sys/src/main/resources/tool-definitions/pct/pct_service_request_status.yml
@@ -15,7 +15,7 @@ idempotent: true
 parameters_schema:
   type: object
   properties:
-    category: {type: string, description: 조회 조건}
+    category: {type: string, description: 조회 조건, pattern: ""}
   additionalProperties: false
 tags: [pct, 조회, mock]
 required_env_keys: []