diff --git a/docker-compose.yml b/docker-compose.yml
index 0446071..5dc4b26 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -64,6 +64,7 @@ services:
     environment:
       APP_ENV: local
       DB_HOST: host.docker.internal   # 컨테이너→호스트 DB (config.local.toml의 127.0.0.1 override)
+      OPENAI_API_KEY: ${OPENAI_API_KEY:-}   # LLM 키 passthrough (호스트 env/.env → 컨테이너). 빈 값이면 toml 폴백
     ports:
       - "9500:9500"
     extra_hosts: