diff --git a/app/api/assistants/openai/route.ts b/app/api/assistants/openai/route.ts
index 7e16e52b5e..6b86966406 100644
--- a/app/api/assistants/openai/route.ts
+++ b/app/api/assistants/openai/route.ts
@@ -3,6 +3,7 @@ import { ServerRuntime } from "next"
 import OpenAI from "openai"
 
 export const runtime: ServerRuntime = "edge"
+export const preferredRegion = ["iad1", "cle1", "pdx1", "sfo1"]
 
 export async function GET() {
   try {
diff --git a/app/api/chat/openai/route.ts b/app/api/chat/openai/route.ts
index a0f8ad0c93..475486512a 100644
--- a/app/api/chat/openai/route.ts
+++ b/app/api/chat/openai/route.ts
@@ -6,6 +6,7 @@ import OpenAI from "openai"
 import { ChatCompletionCreateParamsBase } from "openai/resources/chat/completions.mjs"
 
 export const runtime: ServerRuntime = "edge"
+export const preferredRegion = ["iad1", "cle1", "pdx1", "sfo1"]
 
 export async function POST(request: Request) {
   const json = await request.json()