diff --git a/agents/TODO.md b/agents/TODO.md
index 70124aa74..d61084cfd 100644
--- a/agents/TODO.md
+++ b/agents/TODO.md
@@ -6,4 +6,8 @@ Pending tasks for AI agents. Remove items when completed.
 
 - [ ] Architecture - Web (`/web`) - @MattDHill
 
+## Docs to Create
+
+- [ ] Document i18n ID patterns in `core/` (localization keys, conventions, where they're defined)
+