diff --git a/.codex/config.toml b/.codex/config.toml
index 3d3c8f6..a0993fb 100644
--- a/.codex/config.toml
+++ b/.codex/config.toml
@@ -1,5 +1,3 @@
-model = "gpt-5.4"
-model_reasoning_effort = "xhigh"
 check_for_update_on_startup = false
 approval_policy = "on-request"
 sandbox_mode = "read-only"