diff --git a/aliases.go b/aliases.go
index 3a0f505d..c95f4fd1 100644
--- a/aliases.go
+++ b/aliases.go
@@ -44,6 +44,24 @@ const ChatModelO1Mini = shared.ChatModelO1Mini
 // Equals "o1-mini-2024-09-12"
 const ChatModelO1Mini2024_09_12 = shared.ChatModelO1Mini2024_09_12
 
+// Equals "gpt-4-1"
+const ChatModelGPT4_1 = shared.ChatModelGPT4_1
+
+// Equals "gpt-4-1-2025-04-14"
+const ChatModelGPT4_1_2025_04_14 = shared.ChatModelGPT4_1_2025_04_14
+
+// Equals "gpt-4-1-mini"
+const ChatModelGPT4_1Mini = shared.ChatModelGPT4_1Mini
+
+// Equals "gpt-4-1-mini-2025-04-14"
+const ChatModelGPT4_1Mini_2025_04_14 = shared.ChatModelGPT4_1Mini_2025_04_14
+
+// Equals "gpt-4-1-nano"
+const ChatModelGPT4_1Nano = shared.ChatModelGPT4_1Nano
+
+// Equals "gpt-4-1-nano-2025-04-14"
+const ChatModelGPT4_1Nano_2025_04_14 = shared.ChatModelGPT4_1Nano_2025_04_14
+
 // Equals "gpt-4o"
 const ChatModelGPT4o = shared.ChatModelGPT4o
 
diff --git a/responses/aliases.go b/responses/aliases.go
index 8706b3d5..b114827c 100644
--- a/responses/aliases.go
+++ b/responses/aliases.go
@@ -44,6 +44,24 @@ const ChatModelO1Mini = shared.ChatModelO1Mini
 // Equals "o1-mini-2024-09-12"
 const ChatModelO1Mini2024_09_12 = shared.ChatModelO1Mini2024_09_12
 
+// Equals "gpt-4-1"
+const ChatModelGPT4_1 = shared.ChatModelGPT4_1
+
+// Equals "gpt-4-1-2025-04-14"
+const ChatModelGPT4_1_2025_04_14 = shared.ChatModelGPT4_1_2025_04_14
+
+// Equals "gpt-4-1-mini"
+const ChatModelGPT4_1Mini = shared.ChatModelGPT4_1Mini
+
+// Equals "gpt-4-1-mini-2025-04-14"
+const ChatModelGPT4_1Mini_2025_04_14 = shared.ChatModelGPT4_1Mini_2025_04_14
+
+// Equals "gpt-4-1-nano"
+const ChatModelGPT4_1Nano = shared.ChatModelGPT4_1Nano
+
+// Equals "gpt-4-1-nano-2025-04-14"
+const ChatModelGPT4_1Nano_2025_04_14 = shared.ChatModelGPT4_1Nano_2025_04_14
+
 // Equals "gpt-4o"
 const ChatModelGPT4o = shared.ChatModelGPT4o
 
diff --git a/shared/shared.go b/shared/shared.go
index 907af6f7..c3a41e32 100644
--- a/shared/shared.go
+++ b/shared/shared.go
@@ -28,6 +28,12 @@ const (
 	ChatModelO1Preview2024_09_12              ChatModel = "o1-preview-2024-09-12"
 	ChatModelO1Mini                           ChatModel = "o1-mini"
 	ChatModelO1Mini2024_09_12                 ChatModel = "o1-mini-2024-09-12"
+	ChatModelGPT4_1                           ChatModel = "gpt-4.1"
+	ChatModelGPT4_1_2025_04_14                ChatModel = "gpt-4.1-2025-04-14"
+	ChatModelGPT4_1Mini                       ChatModel = "gpt-4.1-mini"
+	ChatModelGPT4_1Mini_2025_04_14            ChatModel = "gpt-4.1-mini-2025-04-14"
+	ChatModelGPT4_1Nano                       ChatModel = "gpt-4.1-nano"
+	ChatModelGPT4_1Nano_2025_04_14            ChatModel = "gpt-4.1-nano-2025-04-14"
 	ChatModelGPT4o                            ChatModel = "gpt-4o"
 	ChatModelGPT4o2024_11_20                  ChatModel = "gpt-4o-2024-11-20"
 	ChatModelGPT4o2024_08_06                  ChatModel = "gpt-4o-2024-08-06"
@@ -168,7 +174,6 @@ func (u ComparisonFilterValueUnion) AsBool() (v bool) {
 
 // Returns the unmodified JSON received from the API
 func (u ComparisonFilterValueUnion) RawJSON() string { return u.JSON.raw }
-
 func (r *ComparisonFilterValueUnion) UnmarshalJSON(data []byte) error {
 	return apijson.UnmarshalRoot(data, r)
 }