diff --git a/docs/PRD.md b/docs/PRD.md
index 7073000b..baeca0ab 100644
--- a/docs/PRD.md
+++ b/docs/PRD.md
@@ -85,3 +85,4 @@
 
 * 架构：JS UI + API Backend  
 * 后端：Python, Docker, Docker-compose, FastAPI, Typer  
+* API：apipost/apifox