diff --git a/pom.xml b/pom.xml
index b5394e5..9305c4b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -97,7 +97,7 @@
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
                 <configuration>
-                    <jvmArguments>-Xmx512m -Xms256m --enable-native-access=ALL-UNNAMED</jvmArguments>
+                    <jvmArguments>-Xmx512m -Xms256m --enable-native-access=ALL-UNNAMED -Dstdout.encoding=UTF-8 -Dstderr.encoding=UTF-8 -Dfile.encoding=UTF-8</jvmArguments>
                 </configuration>
             </plugin>
             <plugin>
diff --git a/run.bat b/run.bat
index ff40d73..810a1d3 100644
--- a/run.bat
+++ b/run.bat
@@ -15,6 +15,9 @@ REM === AI API 配置（按需修改） ===
 REM set ANTHROPIC_API_KEY=your-api-key-here
 REM set AI_MODEL=claude-sonnet-4-20250514
 
+REM === 设置控制台 UTF-8 编码（支持 emoji 等字符） ===
+chcp 65001 >nul 2>&1
+
 REM === 启动应用 ===
 cd /d %~dp0
 mvn spring-boot:run -q
diff --git a/run.ps1 b/run.ps1
index 304e8c5..f22896e 100644
--- a/run.ps1
+++ b/run.ps1
@@ -14,6 +14,10 @@ $env:MAVEN_OPTS = "--enable-native-access=ALL-UNNAMED --sun-misc-unsafe-memory-a
 # $env:ANTHROPIC_API_KEY = "your-api-key-here"
 # $env:AI_MODEL = "claude-sonnet-4-20250514"
 
+# === 设置控制台 UTF-8 编码（支持 emoji 等字符） ===
+[Console]::OutputEncoding = [System.Text.Encoding]::UTF8
+[Console]::InputEncoding = [System.Text.Encoding]::UTF8
+
 # === 启动应用 ===
 Set-Location $PSScriptRoot
 mvn spring-boot:run -q
diff --git a/src/main/java/com/claudecode/repl/ReplSession.java b/src/main/java/com/claudecode/repl/ReplSession.java
index 4198531..2521682 100644
--- a/src/main/java/com/claudecode/repl/ReplSession.java
+++ b/src/main/java/com/claudecode/repl/ReplSession.java
@@ -16,6 +16,7 @@ import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 import java.io.PrintStream;
+import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.Scanner;
@@ -52,7 +53,8 @@ public class ReplSession {
         this.agentLoop = agentLoop;
         this.toolRegistry = toolRegistry;
         this.commandRegistry = commandRegistry;
-        this.out = System.out;
+        // 强制使用 UTF-8 编码输出，确保 emoji 等 Unicode 字符在 Windows 终端正常显示
+        this.out = new PrintStream(System.out, true, StandardCharsets.UTF_8);
         this.toolStatusRenderer = new ToolStatusRenderer(out);
         this.markdownRenderer = new MarkdownRenderer(out);
         this.spinner = new SpinnerAnimation(out);