diff --git a/hermes_cli/models.py b/hermes_cli/models.py
index dda8f94bf0..a3cd389b47 100644
--- a/hermes_cli/models.py
+++ b/hermes_cli/models.py
@@ -87,6 +87,8 @@ _PROVIDER_MODELS: dict[str, list[str]] = {
         "openai/gpt-5.4-nano",
     ],
     "openai-codex": [
+        "gpt-5.4",
+        "gpt-5.4-mini",
         "gpt-5.3-codex",
         "gpt-5.2-codex",
         "gpt-5.1-codex-mini",