diff --git a/channel/channel.py b/channel/channel.py
index 385451b2..cd46c565 100644
--- a/channel/channel.py
+++ b/channel/channel.py
@@ -73,7 +73,7 @@ class Channel(object):
         Build reply content, using agent if enabled in config
         """
         # Check if agent mode is enabled
-        use_agent = conf().get("agent", False)
+        use_agent = conf().get("agent", True)
 
         if use_agent:
             try:
diff --git a/channel/web/web_channel.py b/channel/web/web_channel.py
index 0b5a6a70..2a5e71b8 100644
--- a/channel/web/web_channel.py
+++ b/channel/web/web_channel.py
@@ -1108,7 +1108,7 @@ class ConfigHandler:
         web.header('Content-Type', 'application/json; charset=utf-8')
         try:
             local_config = conf()
-            use_agent = local_config.get("agent", False)
+            use_agent = local_config.get("agent", True)
             title = "CowAgent" if use_agent else "AI Assistant"
 
             api_bases = {}
diff --git a/cli/commands/process.py b/cli/commands/process.py
index 6a66c63a..0996ffca 100644
--- a/cli/commands/process.py
+++ b/cli/commands/process.py
@@ -269,7 +269,7 @@ def status():
             channel = ", ".join(channel)
         click.echo(f"  通道: {channel}")
         click.echo(f"  模型: {cfg.get('model', 'unknown')}")
-        mode = "Agent" if cfg.get("agent") else "Chat"
+        mode = "Chat" if cfg.get("agent") is False else "Agent"
         click.echo(f"  模式: {mode}")
 
 
diff --git a/config.py b/config.py
index 1d08bb64..d172fd3d 100644
--- a/config.py
+++ b/config.py
@@ -366,7 +366,7 @@ def load_config():
     logger.info("[INIT] Model: {}".format(config.get("model", "unknown")))
 
     # Agent模式信息
-    if config.get("agent", False):
+    if config.get("agent", True):
         workspace = config.get("agent_workspace", "~/cow")
         logger.info("[INIT] Mode: Agent (workspace: {})".format(workspace))
     else:
diff --git a/plugins/cow_cli/cow_cli.py b/plugins/cow_cli/cow_cli.py
index 3ecbfaec..aafa1813 100644
--- a/plugins/cow_cli/cow_cli.py
+++ b/plugins/cow_cli/cow_cli.py
@@ -271,7 +271,7 @@ class CowCliPlugin(Plugin):
         model_name = cfg.get("model", "unknown")
         lines.append(f"  模型: {model_name}")
 
-        mode = "Agent" if cfg.get("agent") else "Chat"
+        mode = "Chat" if cfg.get("agent") is False else "Agent"
         lines.append(f"  模式: {mode}")
 
         session_id = self._get_session_id(e_context, fallback=session_id)