diff --git a/changelog.txt b/changelog.txt
index f2a731aea1..1afd715517 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -40,6 +40,7 @@
 * Update - Support block checkout custom fields when using express payment methods like Apple Pay and Google Pay
 * Dev - Fix failing optimized checkout e2e test due to incorrect order of operations
 * Tweak - Remove Payment Method Configurations fallback cache
+* Dev - Implement a class autoloader for the plugin to reduce unnecessary file loads
 * Fix - Show correct price in express checkout for zero decimal currencies
 * Fix - Fix buggy unsaved changes warning in settings page
 * Fix - Use the platform's payment method configuration id constant when rendering the Optimized Checkout
diff --git a/composer.json b/composer.json
index 1819c6451a..d32d231048 100644
--- a/composer.json
+++ b/composer.json
@@ -19,6 +19,9 @@
 				"woocommerce/woocommerce-sniffs": "1.0.0",
 				"wp-cli/wp-cli-bundle": "2.5.0"
     },
+		"autoload": {
+			"classmap": [ "includes/" ]
+		},
 		"autoload-dev": {
 			"psr-4": {
 				"WooCommerce\\Stripe\\Tests\\": "tests/phpunit/"
diff --git a/includes/admin/class-wc-stripe-admin-notices.php b/includes/admin/class-wc-stripe-admin-notices.php
index 789acf4a51..2af4e75892 100644
--- a/includes/admin/class-wc-stripe-admin-notices.php
+++ b/includes/admin/class-wc-stripe-admin-notices.php
@@ -605,5 +605,3 @@ public function stripe_updated() {
 		}
 	}
 }
-
-new WC_Stripe_Admin_Notices();
diff --git a/includes/admin/class-wc-stripe-inbox-notes.php b/includes/admin/class-wc-stripe-inbox-notes.php
index c17513cbf3..6462a81a31 100644
--- a/includes/admin/class-wc-stripe-inbox-notes.php
+++ b/includes/admin/class-wc-stripe-inbox-notes.php
@@ -226,5 +226,3 @@ public static function cleanup_campaign_2020() {
 		}
 	}
 }
-
-new WC_Stripe_Inbox_Notes();
diff --git a/includes/admin/class-wc-stripe-privacy.php b/includes/admin/class-wc-stripe-privacy.php
index de01186b96..81fcd24f3d 100644
--- a/includes/admin/class-wc-stripe-privacy.php
+++ b/includes/admin/class-wc-stripe-privacy.php
@@ -447,5 +447,3 @@ public function is_retention_expired( $created_date ) {
 		return $is_expired;
 	}
 }
-
-new WC_Stripe_Privacy();
diff --git a/includes/class-wc-stripe-autoloader.php b/includes/class-wc-stripe-autoloader.php
new file mode 100644
index 0000000000..a9523f0337
--- /dev/null
+++ b/includes/class-wc-stripe-autoloader.php
@@ -0,0 +1,219 @@
+<?php
+
+/**
+ * Class that implements a basic autoloader for the WooCommerce Stripe payment gateway.
+ *
+ * @since 9.5.0
+ */
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+}
+
+class WC_Stripe_Autoloader {
+
+	/**
+	 * Cached in-memory class map. Will be populated from {@see get_classmap()}.
+	 *
+	 * @var string[]|null
+	 */
+	private static $classmap = null;
+
+	/**
+	 * Cached in-memory class map for admin code. Will be populated from {@see get_admin_classmap()}.
+	 *
+	 * @var string[]|null
+	 */
+	private static $admin_classmap = null;
+
+	/**
+	 * Tries to autoloads a class based on the classmap from {@see get_classmap()}
+	 * and when {@see is_admin()} is true, we access {@see get_admin_classmap()} as well.
+	 *
+	 * @param string $class The class to autoload.
+	 * @return boolean True if the class was autoloaded, false otherwise.
+	 */
+	public static function autoload( $class ) {
+		// We're not using namespaces, so skip if the class name contains a namespace.
+		if ( str_contains( $class, '\\' ) ) {
+			return false;
+		}
+
+		// Note that we lowercase the class name as PHP class names are case-insensitive.
+		// We intentionally avoid prefix matching because that would require multiple prefix checks for every lookup.
+		// Instead we use key lookups against static classmaps with one-time load costs.
+		$class_lower = strtolower( $class );
+
+		if ( null === self::$classmap ) {
+			self::$classmap = self::get_classmap();
+		}
+
+		if ( isset( self::$classmap[ $class_lower ] ) ) {
+			require self::$classmap[ $class_lower ];
+
+			return true;
+		}
+
+		if ( function_exists( 'is_admin' ) && is_admin() ) {
+			if ( null === self::$admin_classmap ) {
+				self::$admin_classmap = self::get_admin_classmap();
+			}
+
+			if ( isset( self::$admin_classmap[ $class_lower ] ) ) {
+				require self::$admin_classmap[ $class_lower ];
+
+				return true;
+			}
+		}
+
+		return false;
+	}
+
+	/**
+	 * Constructor.
+	 */
+	public static function init() {
+		spl_autoload_register( [ __CLASS__, 'autoload' ] );
+	}
+
+	/**
+	 * Returns the main classmap for the plugin.
+	 *
+	 * @return array
+	 */
+	private static function get_classmap() {
+		return [
+			'allowed_payment_request_button_types_update'           => __DIR__ . '/migrations/class-allowed-payment-request-button-types-update.php',
+			'migrate_payment_request_data_to_express_checkout_data' => __DIR__ . '/migrations/class-migrate-payment-request-data-to-express-checkout-data.php',
+			'wc_gateway_stripe'                                     => __DIR__ . '/class-wc-gateway-stripe.php',
+			'wc_gateway_stripe_alipay'                              => __DIR__ . '/payment-methods/class-wc-gateway-stripe-alipay.php',
+			'wc_gateway_stripe_bancontact'                          => __DIR__ . '/payment-methods/class-wc-gateway-stripe-bancontact.php',
+			'wc_gateway_stripe_boleto'                              => __DIR__ . '/payment-methods/class-wc-gateway-stripe-boleto.php',
+			'wc_gateway_stripe_eps'                                 => __DIR__ . '/payment-methods/class-wc-gateway-stripe-eps.php',
+			'wc_gateway_stripe_giropay'                             => __DIR__ . '/payment-methods/class-wc-gateway-stripe-giropay.php',
+			'wc_gateway_stripe_ideal'                               => __DIR__ . '/payment-methods/class-wc-gateway-stripe-ideal.php',
+			'wc_gateway_stripe_multibanco'                          => __DIR__ . '/payment-methods/class-wc-gateway-stripe-multibanco.php',
+			'wc_gateway_stripe_oxxo'                                => __DIR__ . '/payment-methods/class-wc-gateway-stripe-oxxo.php',
+			'wc_gateway_stripe_p24'                                 => __DIR__ . '/payment-methods/class-wc-gateway-stripe-p24.php',
+			'wc_gateway_stripe_sepa'                                => __DIR__ . '/payment-methods/class-wc-gateway-stripe-sepa.php',
+			'wc_gateway_stripe_sofort'                              => __DIR__ . '/payment-methods/class-wc-gateway-stripe-sofort.php',
+			'wc_payment_token_ach'                                  => __DIR__ . '/payment-tokens/class-wc-stripe-ach-payment-token.php',
+			'wc_payment_token_acss'                                 => __DIR__ . '/payment-tokens/class-wc-stripe-acss-payment-token.php',
+			'wc_payment_token_amazon_pay'                           => __DIR__ . '/payment-tokens/class-wc-stripe-amazon-pay-payment-token.php',
+			'wc_payment_token_bacs_debit'                           => __DIR__ . '/payment-tokens/class-wc-stripe-bacs-payment-token.php',
+			'wc_payment_token_becs_debit'                           => __DIR__ . '/payment-tokens/class-wc-stripe-becs-debit-payment-token.php',
+			'wc_payment_token_cashapp'                              => __DIR__ . '/payment-tokens/class-wc-stripe-cash-app-payment-token.php',
+			'wc_payment_token_link'                                 => __DIR__ . '/payment-tokens/class-wc-stripe-link-payment-token.php',
+			'wc_payment_token_sepa'                                 => __DIR__ . '/payment-tokens/class-wc-stripe-sepa-payment-token.php',
+			'wc_rest_stripe_account_controller'                     => __DIR__ . '/admin/class-wc-rest-stripe-account-controller.php',
+			'wc_rest_stripe_account_keys_controller'                => __DIR__ . '/admin/class-wc-rest-stripe-account-keys-controller.php',
+			'wc_rest_stripe_connection_tokens_controller'           => __DIR__ . '/admin/class-wc-rest-stripe-connection-tokens-controller.php',
+			'wc_rest_stripe_locations_controller'                   => __DIR__ . '/admin/class-wc-rest-stripe-locations-controller.php',
+			'wc_rest_stripe_orders_controller'                      => __DIR__ . '/admin/class-wc-rest-stripe-orders-controller.php',
+			'wc_rest_stripe_settings_controller'                    => __DIR__ . '/admin/class-wc-rest-stripe-settings-controller.php',
+			'wc_rest_stripe_tokens_controller'                      => __DIR__ . '/admin/class-wc-rest-stripe-tokens-controller.php',
+			'wc_stripe'                                             => __DIR__ . '/class-wc-stripe.php',
+			'wc_stripe_account'                                     => __DIR__ . '/class-wc-stripe-account.php',
+			'wc_stripe_action_scheduler_service'                    => __DIR__ . '/class-wc-stripe-action-scheduler-service.php',
+			'wc_stripe_admin_upe_compatibility_controller'          => __DIR__ . '/admin/class-wc-stripe-upe-compatibility-controller.php',
+			'wc_stripe_amazon_pay_controller'                       => __DIR__ . '/admin/class-wc-stripe-amazon-pay-controller.php',
+			'wc_stripe_api'                                         => __DIR__ . '/class-wc-stripe-api.php',
+			'wc_stripe_apple_pay'                                   => __DIR__ . '/deprecated/class-wc-stripe-apple-pay.php',
+			'wc_stripe_apple_pay_registration'                      => __DIR__ . '/class-wc-stripe-apple-pay-registration.php',
+			'wc_stripe_blocks_support'                              => __DIR__ . '/class-wc-stripe-blocks-support.php',
+			'wc_stripe_co_branded_cc_compatibility'                 => __DIR__ . '/class-wc-stripe-co-branded-cc-compatibility.php',
+			'wc_stripe_connect'                                     => __DIR__ . '/connect/class-wc-stripe-connect.php',
+			'wc_stripe_connect_api'                                 => __DIR__ . '/connect/class-wc-stripe-connect-api.php',
+			'wc_stripe_connect_rest_controller'                     => __DIR__ . '/abstracts/abstract-wc-stripe-connect-rest-controller.php',
+			'wc_stripe_connect_rest_oauth_connect_controller'       => __DIR__ . '/connect/class-wc-stripe-connect-rest-oauth-connect-controller.php',
+			'wc_stripe_connect_rest_oauth_init_controller'          => __DIR__ . '/connect/class-wc-stripe-connect-rest-oauth-init-controller.php',
+			'wc_stripe_currency_code'                               => __DIR__ . '/constants/class-wc-stripe-currency-code.php',
+			'wc_stripe_customer'                                    => __DIR__ . '/class-wc-stripe-customer.php',
+			'wc_stripe_database_cache'                              => __DIR__ . '/class-wc-stripe-database-cache.php',
+			'wc_stripe_email_failed_authentication'                 => __DIR__ . '/compat/class-wc-stripe-email-failed-authentication.php',
+			'wc_stripe_email_failed_authentication_retry'           => __DIR__ . '/compat/class-wc-stripe-email-failed-authentication-retry.php',
+			'wc_stripe_email_failed_preorder_authentication'        => __DIR__ . '/compat/class-wc-stripe-email-failed-preorder-authentication.php',
+			'wc_stripe_email_failed_renewal_authentication'         => __DIR__ . '/compat/class-wc-stripe-email-failed-renewal-authentication.php',
+			'wc_stripe_exception'                                   => __DIR__ . '/class-wc-stripe-exception.php',
+			'wc_stripe_express_checkout_ajax_handler'               => __DIR__ . '/payment-methods/class-wc-stripe-express-checkout-ajax-handler.php',
+			'wc_stripe_express_checkout_element'                    => __DIR__ . '/payment-methods/class-wc-stripe-express-checkout-element.php',
+			'wc_stripe_express_checkout_helper'                     => __DIR__ . '/payment-methods/class-wc-stripe-express-checkout-helper.php',
+			'wc_stripe_feature_flags'                               => __DIR__ . '/class-wc-stripe-feature-flags.php',
+			'wc_stripe_fingerprint_trait'                           => __DIR__ . '/payment-tokens/trait-wc-stripe-fingerprint.php',
+			'wc_stripe_helper'                                      => __DIR__ . '/class-wc-stripe-helper.php',
+			'wc_stripe_hong_kong_states'                            => __DIR__ . '/constants/class-wc-stripe-hong-kong-states.php',
+			'wc_stripe_inbox_notes'                                 => __DIR__ . '/admin/class-wc-stripe-inbox-notes.php',
+			'wc_stripe_intent_controller'                           => __DIR__ . '/class-wc-stripe-intent-controller.php',
+			'wc_stripe_intent_status'                               => __DIR__ . '/constants/class-wc-stripe-intent-status.php',
+			'wc_stripe_logger'                                      => __DIR__ . '/class-wc-stripe-logger.php',
+			'wc_stripe_mode'                                        => __DIR__ . '/class-wc-stripe-mode.php',
+			'wc_stripe_order'                                       => __DIR__ . '/class-wc-stripe-order.php',
+			'wc_stripe_order_handler'                               => __DIR__ . '/class-wc-stripe-order-handler.php',
+			'wc_stripe_payment_gateway'                             => __DIR__ . '/abstracts/abstract-wc-stripe-payment-gateway.php',
+			'wc_stripe_payment_gateway_voucher'                     => __DIR__ . '/abstracts/abstract-wc-stripe-payment-gateway-voucher.php',
+			'wc_stripe_payment_gateways_controller'                 => __DIR__ . '/admin/class-wc-stripe-payment-gateways-controller.php',
+			'wc_stripe_payment_method_comparison_interface'         => __DIR__ . '/payment-tokens/interface-wc-stripe-payment-method-comparison.php',
+			'wc_stripe_payment_method_configurations'               => __DIR__ . '/class-wc-stripe-payment-method-configurations.php',
+			'wc_stripe_payment_methods'                             => __DIR__ . '/constants/class-wc-stripe-payment-methods.php',
+			'wc_stripe_payment_request'                             => __DIR__ . '/payment-methods/class-wc-stripe-payment-request.php',
+			'wc_stripe_payment_request_button_states'               => __DIR__ . '/constants/class-wc-stripe-payment-request-button-states.php',
+			'wc_stripe_payment_requests_controller'                 => __DIR__ . '/admin/class-wc-stripe-payment-requests-controller.php',
+			'wc_stripe_payment_token_cc'                            => __DIR__ . '/payment-tokens/class-wc-stripe-cc-payment-token.php',
+			'wc_stripe_payment_tokens'                              => __DIR__ . '/payment-tokens/class-wc-stripe-payment-tokens.php',
+			'wc_stripe_pre_orders_trait'                            => __DIR__ . '/compat/trait-wc-stripe-pre-orders.php',
+			'wc_stripe_rest_base_controller'                        => __DIR__ . '/admin/class-wc-stripe-rest-base-controller.php',
+			'wc_stripe_rest_upe_flag_toggle_controller'             => __DIR__ . '/admin/class-wc-stripe-rest-upe-flag-toggle-controller.php',
+			'wc_stripe_settings_controller'                         => __DIR__ . '/admin/class-wc-stripe-settings-controller.php',
+			'wc_stripe_status'                                      => __DIR__ . '/class-wc-stripe-status.php',
+			'wc_stripe_subscriptions_helper'                        => __DIR__ . '/compat/class-wc-stripe-subscriptions-helper.php',
+			'wc_stripe_subscriptions_legacy_sepa_token_update'      => __DIR__ . '/compat/class-wc-stripe-subscriptions-legacy-sepa-token-update.php',
+			'wc_stripe_subscriptions_trait'                         => __DIR__ . '/compat/trait-wc-stripe-subscriptions.php',
+			'wc_stripe_subscriptions_utilities_trait'               => __DIR__ . '/compat/trait-wc-stripe-subscriptions-utilities.php',
+			'wc_stripe_upe_availability_note'                       => __DIR__ . '/notes/class-wc-stripe-upe-availability-note.php',
+			'wc_stripe_upe_compatibility'                           => __DIR__ . '/class-wc-stripe-upe-compatibility.php',
+			'wc_stripe_upe_compatibility_controller'                => __DIR__ . '/admin/class-wc-stripe-upe-compatibility-controller.php',
+			'wc_stripe_upe_payment_gateway'                         => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-gateway.php',
+			'wc_stripe_upe_payment_method'                          => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method.php',
+			'wc_stripe_upe_payment_method_ach'                      => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-ach.php',
+			'wc_stripe_upe_payment_method_acss'                     => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-acss.php',
+			'wc_stripe_upe_payment_method_affirm'                   => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-affirm.php',
+			'wc_stripe_upe_payment_method_afterpay_clearpay'        => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-afterpay-clearpay.php',
+			'wc_stripe_upe_payment_method_alipay'                   => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-alipay.php',
+			'wc_stripe_upe_payment_method_amazon_pay'               => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-amazon-pay.php',
+			'wc_stripe_upe_payment_method_bacs_debit'               => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-bacs-debit.php',
+			'wc_stripe_upe_payment_method_bancontact'               => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-bancontact.php',
+			'wc_stripe_upe_payment_method_becs_debit'               => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-becs-debit.php',
+			'wc_stripe_upe_payment_method_blik'                     => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-blik.php',
+			'wc_stripe_upe_payment_method_boleto'                   => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-boleto.php',
+			'wc_stripe_upe_payment_method_cash_app_pay'             => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-cash-app-pay.php',
+			'wc_stripe_upe_payment_method_cc'                       => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-cc.php',
+			'wc_stripe_upe_payment_method_eps'                      => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-eps.php',
+			'wc_stripe_upe_payment_method_giropay'                  => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-giropay.php',
+			'wc_stripe_upe_payment_method_ideal'                    => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-ideal.php',
+			'wc_stripe_upe_payment_method_klarna'                   => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-klarna.php',
+			'wc_stripe_upe_payment_method_link'                     => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-link.php',
+			'wc_stripe_upe_payment_method_multibanco'               => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-multibanco.php',
+			'wc_stripe_upe_payment_method_oxxo'                     => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-oxxo.php',
+			'wc_stripe_upe_payment_method_p24'                      => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-p24.php',
+			'wc_stripe_upe_payment_method_sepa'                     => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-sepa.php',
+			'wc_stripe_upe_payment_method_sofort'                   => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-sofort.php',
+			'wc_stripe_upe_payment_method_wechat_pay'               => __DIR__ . '/payment-methods/class-wc-stripe-upe-payment-method-wechat-pay.php',
+			'wc_stripe_upe_stripelink_note'                         => __DIR__ . '/notes/class-wc-stripe-upe-stripe-link-note.php',
+			'wc_stripe_webhook_handler'                             => __DIR__ . '/class-wc-stripe-webhook-handler.php',
+			'wc_stripe_webhook_state'                               => __DIR__ . '/class-wc-stripe-webhook-state.php',
+			'wc_stripe_woo_compat_utils'                            => __DIR__ . '/compat/class-wc-stripe-woo-compat-utils.php',
+		];
+	}
+
+	/**
+	 * Returns the classmap for admin-specific classes for the plugin.
+	 *
+	 * @return array
+	 */
+	private static function get_admin_classmap() {
+		return [
+			'wc_stripe_admin_inbox_notes'                           => __DIR__ . '/admin/class-wc-stripe-inbox-notes.php',
+			'wc_stripe_admin_notices'                               => __DIR__ . '/admin/class-wc-stripe-admin-notices.php',
+			'wc_stripe_privacy'                                     => __DIR__ . '/admin/class-wc-stripe-privacy.php',
+		];
+	}
+}
diff --git a/includes/class-wc-stripe-customer.php b/includes/class-wc-stripe-customer.php
index 9e18fa74a3..5ef6431379 100644
--- a/includes/class-wc-stripe-customer.php
+++ b/includes/class-wc-stripe-customer.php
@@ -20,7 +20,7 @@ class WC_Stripe_Customer {
 	 */
 	const STRIPE_PAYMENT_METHODS = [
 		WC_Stripe_UPE_Payment_Method_CC::STRIPE_ID,
-		WC_Stripe_UPE_Payment_Method_LINK::STRIPE_ID,
+		WC_Stripe_UPE_Payment_Method_Link::STRIPE_ID,
 		WC_Stripe_UPE_Payment_Method_Sepa::STRIPE_ID,
 		WC_Stripe_UPE_Payment_Method_Cash_App_Pay::STRIPE_ID,
 		WC_Stripe_UPE_Payment_Method_ACH::STRIPE_ID,
diff --git a/includes/class-wc-stripe.php b/includes/class-wc-stripe.php
index 0a9174552f..d04cc78864 100644
--- a/includes/class-wc-stripe.php
+++ b/includes/class-wc-stripe.php
@@ -113,101 +113,11 @@ public function __construct() {
 	 */
 	public function init() {
 		if ( is_admin() ) {
-			require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-stripe-privacy.php';
-		}
-		if ( file_exists( WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-feature-flags.php' ) ) {
-			require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-feature-flags.php';
+			new WC_Stripe_Privacy();
 		}
 
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-upe-compatibility.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-co-branded-cc-compatibility.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-exception.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-logger.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-helper.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-database-cache.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-payment-method-configurations.php';
-		include_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-api.php';
-		include_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-mode.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-subscriptions-helper.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/trait-wc-stripe-subscriptions-utilities.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/trait-wc-stripe-subscriptions.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/trait-wc-stripe-pre-orders.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-subscriptions-legacy-sepa-token-update.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/abstracts/abstract-wc-stripe-payment-gateway.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/abstracts/abstract-wc-stripe-payment-gateway-voucher.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-action-scheduler-service.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-webhook-state.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-webhook-handler.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/trait-wc-stripe-fingerprint.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/interface-wc-stripe-payment-method-comparison.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/class-wc-stripe-cc-payment-token.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/class-wc-stripe-ach-payment-token.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/class-wc-stripe-acss-payment-token.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/class-wc-stripe-sepa-payment-token.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/class-wc-stripe-link-payment-token.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/class-wc-stripe-cash-app-payment-token.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/class-wc-stripe-bacs-payment-token.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/class-wc-stripe-becs-debit-payment-token.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/class-wc-stripe-amazon-pay-payment-token.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-apple-pay-registration.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-status.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-gateway-stripe.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/constants/class-wc-stripe-currency-code.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/constants/class-wc-stripe-payment-methods.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/constants/class-wc-stripe-intent-status.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-gateway.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-cc.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-ach.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-alipay.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-bacs-debit.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-becs-debit.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-blik.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-giropay.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-ideal.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-klarna.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-affirm.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-afterpay-clearpay.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-bancontact.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-boleto.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-oxxo.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-eps.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-sepa.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-p24.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-sofort.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-multibanco.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-link.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-cash-app-pay.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-wechat-pay.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-acss.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-upe-payment-method-amazon-pay.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-gateway-stripe-bancontact.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-gateway-stripe-sofort.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-gateway-stripe-giropay.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-gateway-stripe-eps.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-gateway-stripe-ideal.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-gateway-stripe-p24.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-gateway-stripe-alipay.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-gateway-stripe-sepa.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-gateway-stripe-multibanco.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-gateway-stripe-boleto.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-gateway-stripe-oxxo.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-payment-request.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-express-checkout-element.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-express-checkout-helper.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-methods/class-wc-stripe-express-checkout-ajax-handler.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-woo-compat-utils.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/connect/class-wc-stripe-connect.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/connect/class-wc-stripe-connect-api.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-order-handler.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/payment-tokens/class-wc-stripe-payment-tokens.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-customer.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-intent-controller.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-stripe-inbox-notes.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-stripe-upe-compatibility-controller.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/migrations/class-allowed-payment-request-button-types-update.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/migrations/class-migrate-payment-request-data-to-express-checkout-data.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/class-wc-stripe-account.php';
+		new WC_Stripe_Inbox_Notes();
+		new WC_Stripe_Apple_Pay_Registration();
 
 		new Allowed_Payment_Request_Button_Types_Update();
 		// TODO: Temporary disabling the migration as it has a conflict with the new UPE checkout.
@@ -225,27 +135,23 @@ public function init() {
 		$intent_controller->init_hooks();
 
 		if ( is_admin() ) {
-			require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-stripe-admin-notices.php';
-			require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-stripe-settings-controller.php';
+			new WC_Stripe_Admin_Notices();
 
 			if ( isset( $_GET['area'] ) && 'payment_requests' === $_GET['area'] ) {
-				require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-stripe-payment-requests-controller.php';
 				new WC_Stripe_Payment_Requests_Controller();
 			} elseif ( isset( $_GET['area'] ) && 'amazon_pay' === $_GET['area'] && WC_Stripe_Feature_Flags::is_amazon_pay_available() ) {
-				require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-stripe-amazon-pay-controller.php';
 				new WC_Stripe_Amazon_Pay_Controller();
 			} else {
 				new WC_Stripe_Settings_Controller( $this->account );
 			}
 
 			if ( WC_Stripe_Feature_Flags::is_upe_checkout_enabled() ) {
-				require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-stripe-payment-gateways-controller.php';
 				new WC_Stripe_Payment_Gateways_Controller();
 			}
 		}
 
 		// REMOVE IN THE FUTURE.
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/deprecated/class-wc-stripe-apple-pay.php';
+		new WC_Stripe_Apple_Pay();
 
 		add_filter( 'woocommerce_payment_gateways', [ $this, 'add_gateways' ] );
 		add_filter( 'pre_update_option_woocommerce_stripe_settings', [ $this, 'gateway_settings_update' ], 10, 2 );
@@ -682,11 +588,6 @@ protected function disable_upe( $settings ) {
 	 * @return WC_Email[]
 	 */
 	public function add_emails( $email_classes ) {
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-authentication.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-renewal-authentication.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-preorder-authentication.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-authentication-retry.php';
-
 		// Add all emails, generated by the gateway.
 		$email_classes['WC_Stripe_Email_Failed_Renewal_Authentication']  = new WC_Stripe_Email_Failed_Renewal_Authentication( $email_classes );
 		$email_classes['WC_Stripe_Email_Failed_Preorder_Authentication'] = new WC_Stripe_Email_Failed_Preorder_Authentication( $email_classes );
@@ -701,17 +602,6 @@ public function add_emails( $email_classes ) {
 	 * New endpoints/controllers can be added here.
 	 */
 	public function register_routes() {
-		/** API includes */
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-stripe-rest-base-controller.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/abstracts/abstract-wc-stripe-connect-rest-controller.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-rest-stripe-account-controller.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-rest-stripe-connection-tokens-controller.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-rest-stripe-locations-controller.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-rest-stripe-orders-controller.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-rest-stripe-tokens-controller.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/connect/class-wc-stripe-connect-rest-oauth-init-controller.php';
-		require_once WC_STRIPE_PLUGIN_PATH . '/includes/connect/class-wc-stripe-connect-rest-oauth-connect-controller.php';
-
 		$connection_tokens_controller = new WC_REST_Stripe_Connection_Tokens_Controller( $this->get_main_stripe_gateway() );
 		$locations_controller         = new WC_REST_Stripe_Locations_Controller();
 		$orders_controller            = new WC_REST_Stripe_Orders_Controller( $this->get_main_stripe_gateway() );
@@ -729,10 +619,6 @@ public function register_routes() {
 		$stripe_account_controller->register_routes();
 
 		if ( WC_Stripe_Feature_Flags::is_upe_preview_enabled() ) {
-			require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-rest-stripe-settings-controller.php';
-			require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-stripe-rest-upe-flag-toggle-controller.php';
-			require_once WC_STRIPE_PLUGIN_PATH . '/includes/admin/class-wc-rest-stripe-account-keys-controller.php';
-
 			$upe_flag_toggle_controller = new WC_Stripe_REST_UPE_Flag_Toggle_Controller();
 			$upe_flag_toggle_controller->register_routes();
 
diff --git a/includes/deprecated/class-wc-stripe-apple-pay.php b/includes/deprecated/class-wc-stripe-apple-pay.php
index 2179169211..b5500a4431 100644
--- a/includes/deprecated/class-wc-stripe-apple-pay.php
+++ b/includes/deprecated/class-wc-stripe-apple-pay.php
@@ -33,5 +33,3 @@ public function __call( $name, $arguments ) {
 		}
 	}
 }
-
-new WC_Stripe_Apple_Pay();
diff --git a/package.json b/package.json
index c1cc471381..8e776a2126 100644
--- a/package.json
+++ b/package.json
@@ -119,10 +119,11 @@
     "postinstall": "composer install && npx playwright install",
     "prebuild": "npm install && composer install",
     "prepare": "is-ci || husky install",
-    "build": "npm run uglify && npm run sass && rimraf build/* && npm run build:webpack && npm run build:i18n && npm run build:release",
+		"build": "npm run uglify && npm run sass && rimraf build/* && npm run build:webpack && npm run build:i18n && npm run build:deps && npm run build:release",
     "build:i18n": "npm run i18n:makepot && npm run i18n:merge",
     "build:release": "node tasks/release.js && mv release/woocommerce-gateway-stripe.zip .",
     "build:webpack": "wp-scripts build",
+		"build:deps": "rm -rf vendor && composer install --no-dev --classmap-authoritative",
     "i18n:makepot": "./vendor/bin/wp i18n make-pot . languages/woocommerce-gateway-stripe.pot --exclude=assets,bin,build,docker,docs,node_modules,release,tests,vendor",
     "i18n:merge": "php bin/update-pot-file-references.php languages/woocommerce-gateway-stripe.pot",
     "start": "npm run start:webpack",
diff --git a/readme.txt b/readme.txt
index 2576d674a5..0bdb7f6a01 100644
--- a/readme.txt
+++ b/readme.txt
@@ -151,6 +151,7 @@ If you get stuck, you can ask for help in the [Plugin Forum](https://wordpress.o
 * Update - Support block checkout custom fields when using express payment methods like Apple Pay and Google Pay
 * Dev - Fix failing optimized checkout e2e test due to incorrect order of operations
 * Tweak - Remove Payment Method Configurations fallback cache
+* Dev - Implement a class autoloader for the plugin to reduce unnecessary file loads
 * Fix - Show correct price in express checkout for zero decimal currencies
 * Fix - Fix buggy unsaved changes warning in settings page
 * Fix - Use the platform's payment method configuration id constant when rendering the Optimized Checkout
diff --git a/tasks/release.js b/tasks/release.js
index 9e968abc74..4c4e5cfeba 100644
--- a/tasks/release.js
+++ b/tasks/release.js
@@ -17,6 +17,7 @@ const filesToCopy = [
 	'includes',
 	'languages',
 	'templates',
+	'vendor',
 	'woocommerce-gateway-stripe.php',
 	'changelog.txt',
 	'readme.txt',
diff --git a/woocommerce-gateway-stripe.php b/woocommerce-gateway-stripe.php
index 6ecc2865f8..82947b892e 100644
--- a/woocommerce-gateway-stripe.php
+++ b/woocommerce-gateway-stripe.php
@@ -81,8 +81,15 @@ function woocommerce_gateway_stripe() {
 	static $plugin;
 
 	if ( ! isset( $plugin ) ) {
-		require_once __DIR__ . '/includes/class-wc-stripe.php';
-
+		// Attempts to include the default composer autoloader.
+		$autoload_filepath = __DIR__ . '/vendor/autoload.php';
+		if ( file_exists( $autoload_filepath ) ) {
+			require $autoload_filepath;
+		} elseif ( file_exists( __DIR__ . '/includes/class-wc-stripe-autoloader.php' ) ) {
+			// Initialize our custom autoloader as a fallback.
+			require_once __DIR__ . '/includes/class-wc-stripe-autoloader.php';
+			WC_Stripe_Autoloader::init();
+		}
 		$plugin = WC_Stripe::get_instance();
 	}