diff --git a/src/frontend/src/api.ts b/src/frontend/src/api.ts
index 054bc90..508d9ab 100644
--- a/src/frontend/src/api.ts
+++ b/src/frontend/src/api.ts
@@ -18,6 +18,9 @@ export function _getProjectId(): string | null {
   return _currentProjectId;
 }
 
+// Alias without underscore (OBS-37)
+export const getProjectId = _getProjectId;
+
 function projectId(): string {
   if (!_currentProjectId) throw new Error('No project selected');
   return _currentProjectId;