diff --git a/liteflow-react-agent/liteflow-react-agent-core/src/main/java/com/yomahub/liteflow/agent/exception/AgentConfigException.java b/liteflow-react-agent/liteflow-react-agent-core/src/main/java/com/yomahub/liteflow/agent/exception/AgentConfigException.java
new file mode 100644
index 000000000..2204e5a3b
--- /dev/null
+++ b/liteflow-react-agent/liteflow-react-agent-core/src/main/java/com/yomahub/liteflow/agent/exception/AgentConfigException.java
@@ -0,0 +1,6 @@
+package com.yomahub.liteflow.agent.exception;
+
+public class AgentConfigException extends AgentException {
+    public AgentConfigException(String message) { super(message); }
+    public AgentConfigException(String message, Throwable cause) { super(message, cause); }
+}
diff --git a/liteflow-react-agent/liteflow-react-agent-core/src/main/java/com/yomahub/liteflow/agent/exception/AgentException.java b/liteflow-react-agent/liteflow-react-agent-core/src/main/java/com/yomahub/liteflow/agent/exception/AgentException.java
new file mode 100644
index 000000000..339368349
--- /dev/null
+++ b/liteflow-react-agent/liteflow-react-agent-core/src/main/java/com/yomahub/liteflow/agent/exception/AgentException.java
@@ -0,0 +1,6 @@
+package com.yomahub.liteflow.agent.exception;
+
+public class AgentException extends RuntimeException {
+    public AgentException(String message) { super(message); }
+    public AgentException(String message, Throwable cause) { super(message, cause); }
+}
diff --git a/liteflow-react-agent/liteflow-react-agent-core/src/main/java/com/yomahub/liteflow/agent/exception/AgentInvocationException.java b/liteflow-react-agent/liteflow-react-agent-core/src/main/java/com/yomahub/liteflow/agent/exception/AgentInvocationException.java
new file mode 100644
index 000000000..0e4479bd2
--- /dev/null
+++ b/liteflow-react-agent/liteflow-react-agent-core/src/main/java/com/yomahub/liteflow/agent/exception/AgentInvocationException.java
@@ -0,0 +1,6 @@
+package com.yomahub.liteflow.agent.exception;
+
+public class AgentInvocationException extends AgentException {
+    public AgentInvocationException(String message) { super(message); }
+    public AgentInvocationException(String message, Throwable cause) { super(message, cause); }
+}