diff --git a/apps/api/src/planproof_api/config.py b/apps/api/src/planproof_api/config.py
index df5ca9f..5e095b6 100644
--- a/apps/api/src/planproof_api/config.py
+++ b/apps/api/src/planproof_api/config.py
@@ -4,6 +4,7 @@
 
 
 class Settings(BaseSettings):
+    OPENAI_API_KEY: str | None = None
     OPIK_API_KEY: str | None = None
     OPIK_PROJECT_NAME: str = "Hackaton"
     OPIK_WORKSPACE: str = "silviu-druma"