diff --git a/config/claude_haiku.conf b/config/claude_haiku.conf
new file mode 100644
index 0000000..472573c
--- /dev/null
+++ b/config/claude_haiku.conf
@@ -0,0 +1,5 @@
+# Claude Haiku 4.5 feature toggle
+# Set ENABLE_CLAUDE_HAIKU_4_5 to true to enable for all clients.
+ENABLE_CLAUDE_HAIKU_4_5=true
+APPLIES_TO=all_clients
+DESCRIPTION=Enables Claude Haiku 4.5 for all clients. Toggle to false to disable.