diff --git a/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/util/ToolScaffolder.java b/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/util/ToolScaffolder.java
index 489356993..4dd6fa8d6 100644
--- a/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/util/ToolScaffolder.java
+++ b/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/util/ToolScaffolder.java
@@ -521,10 +521,6 @@ public class ToolScaffolder {
     public static void main(String[] args) throws IOException {
         Scanner scanner = new Scanner(System.in);
 
-        System.out.println("=========================================");
-        System.out.println("   MCP Tool Scaffolder (Java CLI)   ");
-        System.out.println("=========================================\n");
-
         String baseName = getOrAsk(args, 0, scanner, "1. 생성할 Tool의 기본 이름 (예: ExchangeRate) [영문 PascalCase]: ");
         String interfaceId = getOrAsk(args, 1, scanner, "2. 레거시 API 인터페이스 ID (예: EXCH_001): ");
         String title = getOrAsk(args, 2, scanner, "3. Tool title: ");
@@ -562,14 +558,12 @@ public class ToolScaffolder {
         System.setProperty("AXHUB_SOURCE_DIR", workspace);
 
         String result = scaffold(baseName, interfaceId, title, description, group, routingType, moduleName, author, createDate, false, null, inputSchemaResource, outputSchemaResource, List.of(new FieldDefinition("query", "String", "Search query", List.of("example"), "", false)), List.of());
-        System.out.println(result);
     }
 
     private static String getOrAsk(String[] args, int index, Scanner scanner, String prompt) {
         if (args.length > index) {
             return args[index];
         }
-        System.out.print(prompt);
         return scanner.nextLine().trim();
     }
 
diff --git a/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/validation/ToolSchemaV17ValidationRunner.java b/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/validation/ToolSchemaV17ValidationRunner.java
index b00a23d3b..b8c5283ea 100644
--- a/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/validation/ToolSchemaV17ValidationRunner.java
+++ b/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/validation/ToolSchemaV17ValidationRunner.java
@@ -24,13 +24,6 @@ public final class ToolSchemaV17ValidationRunner {
     private ToolSchemaV17ValidationRunner() {
     }
 
-    public static void main(String[] args) {
-        if (args.length != 1) {
-            throw new IllegalArgumentException("Usage: ToolSchemaV17ValidationRunner <project-root>");
-        }
-        validate(Path.of(args[0]));
-    }
-
     static void validate(Path projectRoot) {
         ObjectMapper yamlMapper = new ObjectMapper(new YAMLFactory());
         Map<String, Path> definitions = new LinkedHashMap<>();