diff --git a/README.md b/README.md
index defaa3ce..feb74454 100644
--- a/README.md
+++ b/README.md
@@ -423,11 +423,11 @@ final chat = await OpenAI.instance.chat.create(
 
 final message = chat.choices.first.message;
 
-// Wether the message has a tool call.
+// Whether the message has a tool call.
   if (message.haveToolCalls) {
   final call = message.toolCalls!.first;
 
-    // Wether the tool call is the one we sent.
+    // Whether the tool call is the one we sent.
   if (call.function.name == "sumOfTwoNumbers") {
       // decode the arguments from the tool call.
     final decodedArgs = jsonDecode(call.function.arguments);
diff --git a/example/lib/simple_tools_demo.dart b/example/lib/simple_tools_demo.dart
index f86ff48e..8dc6d88b 100644
--- a/example/lib/simple_tools_demo.dart
+++ b/example/lib/simple_tools_demo.dart
@@ -50,11 +50,11 @@ void main() async {
 
   final message = chat.choices.first.message;
 
-// Wether the message has a tool call.
+// Whether the message has a tool call.
   if (message.haveToolCalls) {
     final call = message.toolCalls!.first;
 
-    // Wether the tool call is the one we sent.
+    // Whether the tool call is the one we sent.
     if (call.function.name == "sumOfTwoNumbers") {
       // decode the arguments from the tool call.
       final decodedArgs = jsonDecode(call.function.arguments);
diff --git a/lib/src/core/models/chat/stream/chat.dart b/lib/src/core/models/chat/stream/chat.dart
index 2c33cce5..293d8c2f 100644
--- a/lib/src/core/models/chat/stream/chat.dart
+++ b/lib/src/core/models/chat/stream/chat.dart
@@ -21,10 +21,10 @@ final class OpenAIStreamChatCompletionModel {
   /// This fingerprint represents the backend configuration that the model runs with.
   final String? systemFingerprint;
 
-  /// Wether the chat completion have at least one choice in [choices].
+  /// Whether the chat completion have at least one choice in [choices].
   bool get haveChoices => choices.isNotEmpty;
 
-  /// Wether the chat completion have a [systemFingerprint] or not.
+  /// Whether the chat completion have a [systemFingerprint] or not.
   bool get haveSystemFingerprint => systemFingerprint != null;
 
   @override
diff --git a/lib/src/core/utils/logger.dart b/lib/src/core/utils/logger.dart
index 6cae16f8..40361a4b 100644
--- a/lib/src/core/utils/logger.dart
+++ b/lib/src/core/utils/logger.dart
@@ -13,12 +13,12 @@ abstract final class OpenAILogger {
   static const int _kValidApiKeyLength = 10;
 
   /// {@template openai_logger_is_active}
-  /// Wether the to show operations flow logger is active or not.
+  /// Whether the to show operations flow logger is active or not.
   /// {@endtemplate}
   static bool _isActive = true;
 
   /// {@template openai_logger_show_responses_logs}
-  /// Wether to show operations response bodies in logs or not.
+  /// Whether to show operations response bodies in logs or not.
   /// {@endtemplate}
   static bool _showResponsesLogs = false;
 
diff --git a/lib/src/instance/openai.dart b/lib/src/instance/openai.dart
index b66d6cbd..83b41f9c 100644
--- a/lib/src/instance/openai.dart
+++ b/lib/src/instance/openai.dart
@@ -154,7 +154,7 @@ final class OpenAI extends OpenAIClientBase {
     OpenAILogger.showResponsesLogs = showResponsesLogs;
   }
 
-  // /// Wether the package is running on the web or not, example of this is the use of Flutter web.
+  // /// Whether the package is running on the web or not, example of this is the use of Flutter web.
   // ///
   // /// By default it is set to [false].
   // ///