diff --git a/projects/packages/connection/changelog/update-move-wpcom-rest-api-proxy-request-trait b/projects/packages/connection/changelog/update-move-wpcom-rest-api-proxy-request-trait
new file mode 100644
index 0000000000000..025485a8d24e5
--- /dev/null
+++ b/projects/packages/connection/changelog/update-move-wpcom-rest-api-proxy-request-trait
@@ -0,0 +1,4 @@
+Significance: minor
+Type: changed
+
+Moved WPCOM_REST_API_Proxy_Request trait to the connection package
diff --git a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/trait-wpcom-rest-api-proxy-request-trait.php b/projects/packages/connection/src/traits/trait-wpcom-rest-api-proxy-request.php
similarity index 83%
rename from projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/trait-wpcom-rest-api-proxy-request-trait.php
rename to projects/packages/connection/src/traits/trait-wpcom-rest-api-proxy-request.php
index 57015e3f344b8..4e020a533234a 100644
--- a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/trait-wpcom-rest-api-proxy-request-trait.php
+++ b/projects/packages/connection/src/traits/trait-wpcom-rest-api-proxy-request.php
@@ -1,29 +1,34 @@
 <?php
 /**
- * Trait WPCOM_REST_API_Proxy_Request_Trait
+ * Trait WPCOM_REST_API_Proxy_Request
  *
  * Used to proxy requests to wpcom servers.
  *
- * @package automattic/jetpack
+ * @package automattic/jetpack-connection
  */
 
+namespace Automattic\Jetpack\Connection\Traits;
+
 use Automattic\Jetpack\Connection\Client;
 use Automattic\Jetpack\Connection\Manager;
 use Automattic\Jetpack\Status\Visitor;
+use WP_Error;
+use WP_REST_Request;
 
-trait WPCOM_REST_API_Proxy_Request_Trait {
+trait WPCOM_REST_API_Proxy_Request {
 
 	/**
 	 * Proxy request to wpcom servers on behalf of a user or using the Site-level Connection (blog token).
 	 *
-	 * @param WP_Rest_Request $request Request to proxy.
+	 * @param WP_REST_Request $request Request to proxy.
 	 * @param string          $path Path to append to the rest base.
 	 * @param string          $context Whether the request should be proxied on behalf of the current user or using the Site-level Connection, aka 'blog' token. Can be Either 'user' or 'blog'. Defaults to 'user'.
 	 * @param bool            $allow_fallback_to_blog If the $context is 'user', whether we should fallback to using the Site-level Connection in case the current user is not connected.
+	 * @param array           $request_options Request options to pass to wp_remote_request.
 	 *
 	 * @return mixed|WP_Error           Response from wpcom servers or an error.
 	 */
-	public function proxy_request_to_wpcom( $request, $path = '', $context = 'user', $allow_fallback_to_blog = false ) {
+	public function proxy_request_to_wpcom( $request, $path = '', $context = 'user', $allow_fallback_to_blog = false, $request_options = array() ) {
 		$blog_id      = \Jetpack_Options::get_option( 'id' );
 		$path         = '/sites/' . rawurldecode( $blog_id ) . '/' . rawurldecode( ltrim( $this->rest_base, '/' ) ) . ( $path ? '/' . rawurldecode( ltrim( $path, '/' ) ) : '' );
 		$query_params = $request->get_query_params();
@@ -40,12 +45,15 @@ public function proxy_request_to_wpcom( $request, $path = '', $context = 'user',
 		}
 		$api_url = add_query_arg( $query_params, $path );
 
-		$request_options = array(
-			'headers' => array(
-				'Content-Type'    => 'application/json',
-				'X-Forwarded-For' => ( new Visitor() )->get_ip( true ),
+		$request_options = array_replace_recursive(
+			array(
+				'headers' => array(
+					'Content-Type'    => 'application/json',
+					'X-Forwarded-For' => ( new Visitor() )->get_ip( true ),
+				),
+				'method'  => $request->get_method(),
 			),
-			'method'  => $request->get_method(),
+			$request_options
 		);
 
 		// If no body is present, passing it as $request->get_body() will cause an error.
@@ -53,7 +61,7 @@ public function proxy_request_to_wpcom( $request, $path = '', $context = 'user',
 
 		$response = new WP_Error(
 			'rest_unauthorized',
-			__( 'Please connect your user account to WordPress.com', 'jetpack' ),
+			__( 'Please connect your user account to WordPress.com', 'jetpack-connection' ),
 			array( 'status' => rest_authorization_required_code() )
 		);
 
@@ -86,7 +94,7 @@ public function proxy_request_to_wpcom( $request, $path = '', $context = 'user',
 
 		if ( $response_status >= 400 ) {
 			$code    = isset( $response_body['code'] ) ? $response_body['code'] : 'unknown_error';
-			$message = isset( $response_body['message'] ) ? $response_body['message'] : __( 'An unknown error occurred.', 'jetpack' );
+			$message = isset( $response_body['message'] ) ? $response_body['message'] : __( 'An unknown error occurred.', 'jetpack-connection' );
 
 			return new WP_Error( $code, $message, array( 'status' => $response_status ) );
 		}
diff --git a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-email-preview.php b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-email-preview.php
index 0ece26ee6a872..525ae6caa34f1 100644
--- a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-email-preview.php
+++ b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-email-preview.php
@@ -6,10 +6,10 @@
  */
 
 use Automattic\Jetpack\Connection\Manager;
+use Automattic\Jetpack\Connection\Traits\WPCOM_REST_API_Proxy_Request;
 use Automattic\Jetpack\Extensions\Premium_Content\Subscription_Service\Abstract_Token_Subscription_Service;
 use Automattic\Jetpack\Status\Host;
 
-require_once __DIR__ . '/trait-wpcom-rest-api-proxy-request-trait.php';
 require_once JETPACK__PLUGIN_DIR . 'extensions/blocks/premium-content/_inc/subscription-service/include.php';
 
 /**
@@ -19,7 +19,7 @@
  */
 class WPCOM_REST_API_V2_Endpoint_Email_Preview extends WP_REST_Controller {
 
-	use WPCOM_REST_API_Proxy_Request_Trait;
+	use WPCOM_REST_API_Proxy_Request;
 
 	/**
 	 * Constructor.
diff --git a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-newsletter-categories-list.php b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-newsletter-categories-list.php
index d823a50f16dd4..f4910e8c32959 100644
--- a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-newsletter-categories-list.php
+++ b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-newsletter-categories-list.php
@@ -6,15 +6,14 @@
  * @since 12.6
  */
 
+use Automattic\Jetpack\Connection\Traits\WPCOM_REST_API_Proxy_Request;
 use Automattic\Jetpack\Status\Host;
 
-require_once __DIR__ . '/trait-wpcom-rest-api-proxy-request-trait.php';
-
 /**
  * Class WPCOM_REST_API_V2_Endpoint_Following
  */
 class WPCOM_REST_API_V2_Endpoint_Newsletter_Categories_List extends WP_REST_Controller {
-	use WPCOM_REST_API_Proxy_Request_Trait;
+	use WPCOM_REST_API_Proxy_Request;
 
 	/**
 	 * Constructor.
diff --git a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-newsletter-categories-subscriptions-count.php b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-newsletter-categories-subscriptions-count.php
index e865e59a16228..82d4c65e1467d 100644
--- a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-newsletter-categories-subscriptions-count.php
+++ b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-newsletter-categories-subscriptions-count.php
@@ -6,15 +6,14 @@
  * @since 12.6
  */
 
+use Automattic\Jetpack\Connection\Traits\WPCOM_REST_API_Proxy_Request;
 use Automattic\Jetpack\Status\Host;
 
-require_once __DIR__ . '/trait-wpcom-rest-api-proxy-request-trait.php';
-
 /**
  * Class WPCOM_REST_API_V2_Endpoint_Newsletter_Categories_Subscriptions_Count
  */
 class WPCOM_REST_API_V2_Endpoint_Newsletter_Categories_Subscriptions_Count extends WP_REST_Controller {
-	use WPCOM_REST_API_Proxy_Request_Trait;
+	use WPCOM_REST_API_Proxy_Request;
 
 	/**
 	 * Constructor.
diff --git a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-send-email-preview.php b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-send-email-preview.php
index 9b01e4ffbd87f..d1487938b4733 100644
--- a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-send-email-preview.php
+++ b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-send-email-preview.php
@@ -6,17 +6,16 @@
  */
 
 use Automattic\Jetpack\Connection\Manager;
+use Automattic\Jetpack\Connection\Traits\WPCOM_REST_API_Proxy_Request;
 use Automattic\Jetpack\Status\Host;
 
-require_once __DIR__ . '/trait-wpcom-rest-api-proxy-request-trait.php';
-
 /**
  * Class WPCOM_REST_API_V2_Endpoint_Send_Email_Preview
  * Handles the sending of email previews via the WordPress.com REST API
  */
 class WPCOM_REST_API_V2_Endpoint_Send_Email_Preview extends WP_REST_Controller {
 
-	use WPCOM_REST_API_Proxy_Request_Trait;
+	use WPCOM_REST_API_Proxy_Request;
 
 	/**
 	 * Constructor.
diff --git a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v3-endpoint-blogging-prompts.php b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v3-endpoint-blogging-prompts.php
index cfede7814a9ef..58f3ea3789ce4 100644
--- a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v3-endpoint-blogging-prompts.php
+++ b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v3-endpoint-blogging-prompts.php
@@ -5,15 +5,14 @@
  * @package automattic/jetpack
  */
 
-// Ensure WPCOM_REST_API_Proxy_Request_Trait is present.
-require_once __DIR__ . '/trait-wpcom-rest-api-proxy-request-trait.php';
+use Automattic\Jetpack\Connection\Traits\WPCOM_REST_API_Proxy_Request;
 
 /**
  * REST API endpoint wpcom/v3/sites/%s/blogging-prompts.
  */
 class WPCOM_REST_API_V3_Endpoint_Blogging_Prompts extends WP_REST_Posts_Controller {
 
-	use WPCOM_REST_API_Proxy_Request_Trait;
+	use WPCOM_REST_API_Proxy_Request;
 
 	const TEMPLATE_BLOG_ID = 205876834;
 
diff --git a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/memberships.php b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/memberships.php
index 680f3a10b5705..59711d97b4479 100644
--- a/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/memberships.php
+++ b/projects/plugins/jetpack/_inc/lib/core-api/wpcom-endpoints/memberships.php
@@ -6,7 +6,7 @@
  * @since      7.3.0
  */
 
-require_once __DIR__ . '/trait-wpcom-rest-api-proxy-request-trait.php';
+use Automattic\Jetpack\Connection\Traits\WPCOM_REST_API_Proxy_Request;
 
 /**
  * Class WPCOM_REST_API_V2_Endpoint_Memberships
@@ -14,7 +14,7 @@
  */
 class WPCOM_REST_API_V2_Endpoint_Memberships extends WP_REST_Controller {
 
-	use WPCOM_REST_API_Proxy_Request_Trait;
+	use WPCOM_REST_API_Proxy_Request;
 
 	/**
 	 * WPCOM_REST_API_V2_Endpoint_Memberships constructor.
diff --git a/projects/plugins/jetpack/changelog/update-move-wpcom-rest-api-proxy-request-trait b/projects/plugins/jetpack/changelog/update-move-wpcom-rest-api-proxy-request-trait
new file mode 100644
index 0000000000000..bf22379f80342
--- /dev/null
+++ b/projects/plugins/jetpack/changelog/update-move-wpcom-rest-api-proxy-request-trait
@@ -0,0 +1,4 @@
+Significance: minor
+Type: other
+
+Moved WPCOM_REST_API_Proxy_Request trait to the connection package