diff --git a/feature-chat/src/main/kotlin/com/skydoves/chatgpt/feature/chat/messages/ChatGPTMessages.kt b/feature-chat/src/main/kotlin/com/skydoves/chatgpt/feature/chat/messages/ChatGPTMessages.kt
index f95ee9d3..9f40fa75 100644
--- a/feature-chat/src/main/kotlin/com/skydoves/chatgpt/feature/chat/messages/ChatGPTMessages.kt
+++ b/feature-chat/src/main/kotlin/com/skydoves/chatgpt/feature/chat/messages/ChatGPTMessages.kt
@@ -37,6 +37,7 @@ import androidx.hilt.navigation.compose.hiltViewModel
 import androidx.lifecycle.viewmodel.compose.viewModel
 import com.skydoves.chatgpt.core.data.chat.chatGPTUser
 import com.skydoves.chatgpt.core.navigation.AppComposeNavigator
+import com.skydoves.chatgpt.feature.chat.R
 import com.skydoves.chatgpt.feature.chat.theme.ChatGPTStreamTheme
 import io.getstream.chat.android.client.models.Channel
 import io.getstream.chat.android.common.state.DeletedMessageVisibility
@@ -108,9 +109,7 @@ fun ChatGPTMessages(
 
   BackHandler(enabled = true, onBack = backAction)
 
-  LaunchedEffect(Unit) {
-    viewModel.sendHelloMessage(channelId)
-  }
+  HandleToastMessages(channelId = channelId)
 
   ChatGPTStreamTheme {
     Box(modifier = Modifier.fillMaxSize()) {
@@ -214,3 +213,22 @@ fun ChatGPTMessages(
     }
   }
 }
+
+@Composable
+private fun HandleToastMessages(
+  channelId: String,
+  viewModel: ChatGPTMessagesViewModel = hiltViewModel()
+) {
+  val context = LocalContext.current
+  val isError by viewModel.isError.collectAsState()
+
+  LaunchedEffect(key1 = Unit) {
+    viewModel.sendStreamChatMessage(channelId, context.getString(R.string.toast_hello))
+  }
+
+  LaunchedEffect(key1 = isError) {
+    if (isError) {
+      viewModel.sendStreamChatMessage(channelId, context.getString(R.string.toast_error_session))
+    }
+  }
+}
diff --git a/feature-chat/src/main/kotlin/com/skydoves/chatgpt/feature/chat/messages/ChatGPTMessagesViewModel.kt b/feature-chat/src/main/kotlin/com/skydoves/chatgpt/feature/chat/messages/ChatGPTMessagesViewModel.kt
index 37679946..6448d558 100644
--- a/feature-chat/src/main/kotlin/com/skydoves/chatgpt/feature/chat/messages/ChatGPTMessagesViewModel.kt
+++ b/feature-chat/src/main/kotlin/com/skydoves/chatgpt/feature/chat/messages/ChatGPTMessagesViewModel.kt
@@ -25,6 +25,7 @@ import com.skydoves.chatgpt.core.model.GPTContent
 import com.skydoves.chatgpt.core.model.GPTMessage
 import com.skydoves.chatgpt.core.network.BuildConfig.CONVERSATION_ID
 import com.skydoves.chatgpt.core.network.BuildConfig.PARENT_MESSAGE_ID
+import com.skydoves.sandwich.message
 import com.skydoves.sandwich.messageOrNull
 import com.skydoves.sandwich.onFailure
 import com.skydoves.sandwich.suspendOnSuccess
@@ -37,6 +38,7 @@ import javax.inject.Inject
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.flow.mapLatest
 import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.launch
 
@@ -51,9 +53,14 @@ class ChatGPTMessagesViewModel @Inject constructor(
     it.isNotEmpty()
   }.stateIn(viewModelScope, WhileSubscribedOrRetained, false)
 
-  fun sendHelloMessage(channelId: String) {
+  private val mutableIsError: MutableStateFlow<String> = MutableStateFlow("")
+  val isError: StateFlow<Boolean> = mutableIsError.mapLatest {
+    it.isNotEmpty()
+  }.stateIn(viewModelScope, WhileSubscribedOrRetained, false)
+
+  fun sendStreamChatMessage(channelId: String, text: String) {
     viewModelScope.launch {
-      sendStreamMessage(channelId, "Hi, I'm OpenAI's ChatGPT. Ask me anything!")
+      sendStreamMessage(channelId, text)
     }
   }
 
@@ -77,6 +84,8 @@ class ChatGPTMessagesViewModel @Inject constructor(
           messageItemSet.value -= text
           sendStreamMessage(channelId, data)
         }.onFailure {
+          messageItemSet.value -= messageItemSet.value
+          mutableIsError.value = message()
           streamLog { "Failure: $messageOrNull" }
         }
       }
diff --git a/feature-chat/src/main/res/values/strings.xml b/feature-chat/src/main/res/values/strings.xml
index d08e176e..355ff58d 100644
--- a/feature-chat/src/main/res/values/strings.xml
+++ b/feature-chat/src/main/res/values/strings.xml
@@ -18,5 +18,7 @@
   <string name="stream_top_bar">Stream</string>
   <string name="stream_api_key">mgzfqwft2se8</string>
   <string name="toast_success_create_channel">A random ChatGPT channel is created!</string>
+  <string name="toast_hello">Hi, I\'m OpenAI\'s ChatGPT. Ask me anything!</string>
   <string name="toast_error">Something went wrong</string>
+  <string name="toast_error_session">Something went wrong. Please check out your session and conversation id is valid.</string>
 </resources>