diff --git a/src/client/scripts/aiscript/api.ts b/src/client/scripts/aiscript/api.ts
index 90418fc5ca..f3ab6c372a 100644
--- a/src/client/scripts/aiscript/api.ts
+++ b/src/client/scripts/aiscript/api.ts
@@ -73,6 +73,9 @@ export function createPluginEnv(vm, opts) {
 		'Plugin:register_note_view_interruptor': values.FN_NATIVE(([handler]) => {
 			vm.$store.commit('registerNoteViewInterruptor', { pluginId: opts.plugin.id, handler });
 		}),
+		'Plugin:open_url': values.FN_NATIVE(([url]) => {
+			window.open(url.value, '_blank');
+		}),
 		'Plugin:config': values.OBJ(config),
 	};
 }