diff --git a/core/src/node/api/common/builder.ts b/core/src/node/api/common/builder.ts
index 953daa7da..14946f415 100644
--- a/core/src/node/api/common/builder.ts
+++ b/core/src/node/api/common/builder.ts
@@ -317,6 +317,7 @@ export const chatCompletions = async (request: any, reply: any) => {
     'Content-Type': 'text/event-stream',
     'Cache-Control': 'no-cache',
     'Connection': 'keep-alive',
+    "Access-Control-Allow-Origin": "*"
   })
 
   const headers: Record<string, any> = {