diff --git a/frontend/composables/api/auth/useSignIn.ts b/frontend/composables/api/auth/useSignIn.ts
new file mode 100644
index 0000000..3ace4f1
--- /dev/null
+++ b/frontend/composables/api/auth/useSignIn.ts
@@ -0,0 +1,29 @@
+// imports
+
+import { useMutation } from "@tanstack/vue-query";
+import axios from "~/configs/axios.config";
+import { API_ENDPOINTS } from "~/constants";
+
+// types
+
+export type SignInRequest = {
+    otp: string;
+    phone: string;
+};
+
+// methods
+
+export const handleSignIn = async (variables: SignInRequest) => {
+    const { data } = await axios.post<SignInRequest>(`${API_ENDPOINTS.auth.signin}/`, variables);
+    return data;
+};
+
+// composable
+
+const useSignIn = () => {
+    return useMutation({
+        mutationFn: (variables: SignInRequest) => handleSignIn(variables)
+    });
+};
+
+export default useSignIn;