diff --git a/packages/db-main-prisma/prisma/postgres/migrations/20251105051609_add_users_account_name/migration.sql b/packages/db-main-prisma/prisma/postgres/migrations/20251105051609_add_users_account_name/migration.sql
new file mode 100644
index 0000000000..fb75939ac8
--- /dev/null
+++ b/packages/db-main-prisma/prisma/postgres/migrations/20251105051609_add_users_account_name/migration.sql
@@ -0,0 +1,11 @@
+/*
+  Warnings:
+
+  - A unique constraint covering the columns `[account_name]` on the table `users` will be added. If there are existing duplicate values, this will fail.
+
+*/
+-- AlterTable
+ALTER TABLE "users" ADD COLUMN     "account_name" TEXT NOT NULL DEFAULT gen_random_uuid();
+
+-- CreateIndex
+CREATE UNIQUE INDEX "users_account_name_key" ON "users"("account_name");
diff --git a/packages/db-main-prisma/prisma/postgres/schema.prisma b/packages/db-main-prisma/prisma/postgres/schema.prisma
index 6e6e32278e..516d92f094 100644
--- a/packages/db-main-prisma/prisma/postgres/schema.prisma
+++ b/packages/db-main-prisma/prisma/postgres/schema.prisma
@@ -181,6 +181,7 @@ model User {
   salt                 String?
   phone                String?   @unique
   email                String    @unique
+  accountName          String    @default(uuid()) @unique @map("account_name")
   avatar               String?
   isSystem             Boolean?  @map("is_system")
   isAdmin              Boolean?  @map("is_admin")
diff --git a/packages/db-main-prisma/prisma/sqlite/migrations/20251105051541_add_users_account_name/migration.sql b/packages/db-main-prisma/prisma/sqlite/migrations/20251105051541_add_users_account_name/migration.sql
new file mode 100644
index 0000000000..41dff3d78a
--- /dev/null
+++ b/packages/db-main-prisma/prisma/sqlite/migrations/20251105051541_add_users_account_name/migration.sql
@@ -0,0 +1,11 @@
+/*
+  Warnings:
+
+  - A unique constraint covering the columns `[account_name]` on the table `users` will be added. If there are existing duplicate values, this will fail.
+
+*/
+-- AlterTable
+ALTER TABLE "users" ADD COLUMN "account_name" TEXT NOT NULL DEFAULT (lower(hex(randomblob(16))));
+
+-- CreateIndex
+CREATE UNIQUE INDEX "users_account_name_key" ON "users"("account_name");
diff --git a/packages/db-main-prisma/prisma/sqlite/schema.prisma b/packages/db-main-prisma/prisma/sqlite/schema.prisma
index 089de3db6f..e046c7023b 100644
--- a/packages/db-main-prisma/prisma/sqlite/schema.prisma
+++ b/packages/db-main-prisma/prisma/sqlite/schema.prisma
@@ -181,6 +181,7 @@ model User {
   salt                 String?
   phone                String?   @unique
   email                String    @unique
+  accountName          String    @default(uuid()) @unique @map("account_name")
   avatar               String?
   isSystem             Boolean?  @map("is_system")
   isAdmin              Boolean?  @map("is_admin")
diff --git a/packages/db-main-prisma/prisma/template.prisma b/packages/db-main-prisma/prisma/template.prisma
index 658c6e3745..a4ca086228 100644
--- a/packages/db-main-prisma/prisma/template.prisma
+++ b/packages/db-main-prisma/prisma/template.prisma
@@ -181,6 +181,7 @@ model User {
   salt                 String?
   phone                String?   @unique
   email                String    @unique
+  accountName          String    @default(uuid()) @unique @map("account_name")
   avatar               String?
   isSystem             Boolean?  @map("is_system")
   isAdmin              Boolean?  @map("is_admin")