diff --git a/src/shared/models.ts b/src/shared/models.ts
index 2c35244..debe4bf 100644
--- a/src/shared/models.ts
+++ b/src/shared/models.ts
@@ -249,7 +249,7 @@ export const OPENAI_MODEL_FAMILY_MAP: { [regex: string]: OpenAIModelFamily } = {
   "^gpt-5(-\\d{4}-\\d{2}-\\d{2})?$": "gpt5",
   "^gpt-5-mini(-\\d{4}-\\d{2}-\\d{2})?$": "gpt5-mini",
   "^gpt-5-nano(-\\d{4}-\\d{2}-\\d{2})?$": "gpt5-nano",
-  "^gpt-5-chat-latest$": "gpt5-chat-latest",
+  "^gpt-5-chat-latest(-\\d{4}-\\d{2}-\\d{2})?$": "gpt5-chat-latest",
   "^gpt-4\\.5(-preview)?(-\\d{4}-\\d{2}-\\d{2})?$": "gpt45",
   "^gpt-4\\.1(-\\d{4}-\\d{2}-\\d{2})?$": "gpt41",
   "^gpt-4\\.1-mini(-\\d{4}-\\d{2}-\\d{2})?$": "gpt41-mini",