diff --git a/exportType/types.ts b/exportType/types.ts
new file mode 100644
index 0000000..eca26ad
--- /dev/null
+++ b/exportType/types.ts
@@ -0,0 +1,30 @@
+export type MessageRole = "user" | "model";
+
+export type MessagePart = {
+    text: string;
+}
+
+export interface Message{
+    role: MessageRole;
+    parts:MessagePart[];
+}
+export type ChatHistory = Message[];
+
+export interface GenerateConfig{
+    temperature : number;
+    topP : number;
+    responseMimeType : string;
+}
+
+export interface ChatSetting{
+    temperature :number;
+    model: string;
+    sysTemInstructions: string;
+}
+
+export interface CardData {
+  id: number;
+  title: string;
+  tracks: string[];
+  summary: string;
+}
\ No newline at end of file