From 57baf02f84a45be794b069fcce3bc8f528c6208e Mon Sep 17 00:00:00 2001
From: Jack <90880784+btx-systems@users.noreply.github.com>
Date: Sat, 5 Jul 2025 06:48:00 +1200
Subject: [PATCH] feat(anonymous): update generateName to support returning a
 promise (#3259)

---
 packages/better-auth/src/plugins/anonymous/index.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/better-auth/src/plugins/anonymous/index.ts b/packages/better-auth/src/plugins/anonymous/index.ts
index 59549fbfe5..6249064377 100644
--- a/packages/better-auth/src/plugins/anonymous/index.ts
+++ b/packages/better-auth/src/plugins/anonymous/index.ts
@@ -58,7 +58,7 @@ export interface AnonymousOptions {
 			},
 			AuthContext
 		>,
-	) => string;
+	) => Promise<string> | string;
 	/**
 	 * Custom schema for the anonymous plugin
 	 */
@@ -121,7 +121,7 @@ export const anonymous = (options?: AnonymousOptions) => {
 						options || {};
 					const id = ctx.context.generateId({ model: "user" });
 					const email = `temp-${id}@${emailDomainName}`;
-					const name = options?.generateName?.(ctx) || "Anonymous";
+					const name = (await options?.generateName?.(ctx)) || "Anonymous";
 					const newUser = await ctx.context.internalAdapter.createUser(
 						{
 							email,