diff --git a/includes/class-ajax-handlers.php b/includes/class-ajax-handlers.php
index 86e06fe..d2c6ab5 100644
--- a/includes/class-ajax-handlers.php
+++ b/includes/class-ajax-handlers.php
@@ -151,60 +151,59 @@ class PRAutoBlogger_Ajax_Handlers {
 		wp_send_json_success( $results );
 	}
 
+	/**
+	 * AJAX handler: sync Runware model catalog on demand.
+	 *
+	 * Nonce-protected and requires manage_options capability.
+	 * Returns the updated cache timestamp and model count.
+	 *
+	 * Side effects: makes HTTP request to Runware API, writes WP options.
+	 */
+	public function on_ajax_sync_runware_models_now(): void {
+		check_ajax_referer( 'prautoblogger_sync_runware_models_now', 'nonce' );
+
+		if ( ! current_user_can( 'manage_options' ) ) {
+			wp_send_json_error( array( 'message' => __( 'Insufficient permissions.', 'prautoblogger' ) ), 403 );
+			return;
+		}
+
+		try {
+			$catalog = new PRAutoBlogger_Runware_Model_Catalog();
+			$success = $catalog->sync();
+
+			if ( ! $success ) {
+				wp_send_json_error( array( 'message' => __( 'Catalog sync failed. Check logs for details.', 'prautoblogger' ) ) );
+				return;
+			}
+
+			$models = $catalog->get_models();
+			$synced_at = $catalog->get_last_synced_at();
+			$synced_at_str = $synced_at
+				? wp_date( __( 'Y-m-d H:i:s', 'prautoblogger' ), $synced_at )
+				: __( 'Never', 'prautoblogger' );
+
+			wp_send_json_success(
+				array(
+					'message'   => __( 'Runware model catalog synced successfully.', 'prautoblogger' ),
+					'model_count' => count( $models ),
+					'synced_at' => $synced_at_str,
+				)
+			);
+		} catch ( \Throwable $e ) {
+			PRAutoBlogger_Logger::instance()->error(
+				sprintf( 'AJAX sync Runware models failed: %s (%s)', $e->getMessage(), get_class( $e ) ),
+				'runware-catalog'
+			);
+			wp_send_json_error( array( 'message' => $e->getMessage() ) );
+		}
+	}
+
 	/**
 	 * Get the shared model registry instance.
 	 *
 	 * @return PRAutoBlogger_OpenRouter_Model_Registry
 	 */
 	public function get_registry(): PRAutoBlogger_OpenRouter_Model_Registry {
-
-		/**
-		 * AJAX handler: sync Runware model catalog on demand.
-		 *
-		 * Nonce-protected and requires manage_options capability.
-		 * Returns the updated cache timestamp and model count.
-		 *
-		 * Side effects: makes HTTP request to Runware API, writes WP options.
-		 */
-		public function on_ajax_sync_runware_models_now(): void {
-			check_ajax_referer( 'prautoblogger_sync_runware_models_now', 'nonce' );
-
-			if ( ! current_user_can( 'manage_options' ) ) {
-				wp_send_json_error( array( 'message' => __( 'Insufficient permissions.', 'prautoblogger' ) ), 403 );
-				return;
-			}
-
-			try {
-				$catalog = new PRAutoBlogger_Runware_Model_Catalog();
-				$success = $catalog->sync();
-
-				if ( ! $success ) {
-					wp_send_json_error( array( 'message' => __( 'Catalog sync failed. Check logs for details.', 'prautoblogger' ) ) );
-					return;
-				}
-
-				$models = $catalog->get_models();
-				$synced_at = $catalog->get_last_synced_at();
-				$synced_at_str = $synced_at
-				? wp_date( __( 'Y-m-d H:i:s', 'prautoblogger' ), $synced_at )
-				: __( 'Never', 'prautoblogger' );
-
-				wp_send_json_success(
-					array(
-						'message'   => __( 'Runware model catalog synced successfully.', 'prautoblogger' ),
-						'model_count' => count( $models ),
-						'synced_at' => $synced_at_str,
-					)
-				);
-			} catch ( \Throwable $e ) {
-				PRAutoBlogger_Logger::instance()->error(
-					sprintf( 'AJAX sync Runware models failed: %s (%s)', $e->getMessage(), get_class( $e ) ),
-					'runware-catalog'
-				);
-				wp_send_json_error( array( 'message' => $e->getMessage() ) );
-			}
-		}
-
 		return $this->model_registry;
 	}
 }
diff --git a/includes/class-prautoblogger.php b/includes/class-prautoblogger.php
index f407a03..f32df6d 100644
--- a/includes/class-prautoblogger.php
+++ b/includes/class-prautoblogger.php
@@ -181,7 +181,7 @@ class PRAutoBlogger {
 		add_action( 'wp_ajax_prautoblogger_test_connection', array( $this->ajax_handlers, 'on_ajax_test_connection' ) );
 		add_action( 'wp_ajax_prautoblogger_get_models', array( $this->ajax_handlers, 'on_ajax_get_models' ) );
 		add_action( 'wp_ajax_prautoblogger_refresh_models', array( new PRAutoBlogger_Model_Registry_Refresh( $this->ajax_handlers->get_registry() ), 'handle' ) );
-		t   add_action( 'wp_ajax_prautoblogger_sync_runware_models_now', array( $this->ajax_handlers, 'on_ajax_sync_runware_models_now' ) );
+		add_action( 'wp_ajax_prautoblogger_sync_runware_models_now', array( $this->ajax_handlers, 'on_ajax_sync_runware_models_now' ) );
 
 		$review_queue = new PRAutoBlogger_Review_Queue();
 		add_action( 'wp_ajax_prautoblogger_approve_post', array( $review_queue, 'on_ajax_approve_post' ) );
diff --git a/tests/unit/Providers/RunwareModelCatalogTest.php b/tests/unit/Providers/RunwareModelCatalogTest.php
index d985ed1..8b97ac8 100644
--- a/tests/unit/Providers/RunwareModelCatalogTest.php
+++ b/tests/unit/Providers/RunwareModelCatalogTest.php
@@ -122,4 +122,59 @@ class RunwareModelCatalogTest extends BaseTestCase {
 			$this->assertContains( 'image_generation', $model['capabilities'] );
 		}
 	}
+
+	/** Happy path: successful sync caches models and get_models returns them. */
+	public function test_sync_success_caches_and_returns_models(): void {
+		// Mock a valid Runware API response.
+		Functions\when( 'wp_remote_post' )->justReturn(
+			array(
+				'response' => array( 'code' => 200 ),
+				'body'     => wp_json_encode(
+					array(
+						'data' => array(
+							array(
+								'id'       => 'test-model-1',
+								'name'     => 'Test Model 1',
+								'cost'     => 0.001,
+								'provider' => 'runware',
+							),
+							array(
+								'id'       => 'test-model-2',
+								'name'     => 'Test Model 2',
+								'cost'     => 0.002,
+								'provider' => 'runware',
+							),
+						),
+					)
+				),
+			)
+		);
+
+		// Mock the API key to exist.
+		Functions\when( 'get_option' )->alias( function ( $key, $default = false ) {
+			static $options = array();
+			if ( 'prautoblogger_runware_api_key' === $key ) {
+				return 'test-api-key';
+			}
+			return $options[ $key ] ?? $default;
+		} );
+
+		Functions\when( 'update_option' )->alias( function ( $key, $value ) {
+			static $options = array();
+			$options[ $key ] = $value;
+			return true;
+		} );
+
+		// Perform the sync.
+		$catalog = new \PRAutoBlogger_Runware_Model_Catalog();
+		$result = $catalog->sync();
+		$this->assertTrue( $result, 'Sync should return true on success' );
+
+		// Verify get_models returns the synced models (not fallback).
+		$models = $catalog->get_models();
+		$this->assertIsArray( $models );
+		$this->assertCount( 2, $models );
+		$this->assertSame( 'test-model-1', $models[0]['id'] );
+		$this->assertSame( 'test-model-2', $models[1]['id'] );
+	}
 }