diff --git a/lib/models.json b/lib/models.json
index 42416664..a8b052e3 100644
--- a/lib/models.json
+++ b/lib/models.json
@@ -21,6 +21,13 @@
       "name": "GPT-5 Nano",
       "multiModal": true
     },
+    {
+      "id": "gpt-5-codex",
+      "provider": "OpenAI",
+      "providerId": "openai",
+      "name": "GPT-5-Codex",
+      "multiModal": true
+    },
     {
       "id": "o3",
       "provider": "OpenAI",