diff --git a/packages/data-provider/src/keys.ts b/packages/data-provider/src/keys.ts
index 79d1fa38df..356da8cdf0 100644
--- a/packages/data-provider/src/keys.ts
+++ b/packages/data-provider/src/keys.ts
@@ -6,6 +6,7 @@ export enum QueryKeys {
   archivedConversations = 'archivedConversations',
   searchConversations = 'searchConversations',
   conversation = 'conversation',
+  modelCosts = 'modelCosts',
   searchEnabled = 'searchEnabled',
   user = 'user',
   name = 'name', // user key name