diff --git a/api/.env.example b/api/.env.example
index e9d34d4c4..64f6b5661 100644
--- a/api/.env.example
+++ b/api/.env.example
@@ -495,5 +495,5 @@ RMB_TO_USD_RATE=7.26
 # 默认语言
 DEFAULT_LANGUAGE=zh-Hans
 
-# Bedrock Proxy
-BEDROCK_PROXY=
\ No newline at end of file
+# 用户初始额度限制（二开新增配置）
+ACCOUNT_TOTAL_QUOTA=30
\ No newline at end of file
diff --git a/api/configs/extend/__init__.py b/api/configs/extend/__init__.py
index 9d13628b9..859f2da4e 100644
--- a/api/configs/extend/__init__.py
+++ b/api/configs/extend/__init__.py
@@ -47,6 +47,11 @@ class ExtendInfo(BaseSettings):
         default="7.26",
     )
 
+    ACCOUNT_TOTAL_QUOTA: Optional[decimal.Decimal] = Field(
+        description="用户额度初始总额度",
+        default="15",
+    )
+
     DEFAULT_LANGUAGE: Optional[str] = Field(
         description="默认语言",
         default="zh-Hans",
diff --git a/api/controllers/console/auth/register_extend.py b/api/controllers/console/auth/register_extend.py
index 425d857e6..06b7701ab 100644
--- a/api/controllers/console/auth/register_extend.py
+++ b/api/controllers/console/auth/register_extend.py
@@ -11,6 +11,7 @@ from extensions.ext_database import db
 from libs.login import login_required
 from models import Account
 from models.account import AccountStatus
+from models.account_money_extend import AccountMoneyExtend
 from services.account_service import AccountService, TenantService
 from services.account_service_extend import TenantExtendService
 
@@ -49,6 +50,15 @@ class AdminRegisterApi(Resource):
             is_setup=True,
         )
 
+        # extend begin：初始化用户额度数据
+        account_money_add = AccountMoneyExtend(
+            account_id=account.id,
+            used_quota=0,
+            total_quota=dify_config.ACCOUNT_TOTAL_QUOTA,
+        )
+        db.session.add(account_money_add)
+        # extend end：初始化用户额度数据
+
         account.last_login_ip = ""
         account.status = AccountStatus.ACTIVE.value
         account.initialized_at = datetime.now(UTC).replace(tzinfo=None)
diff --git a/api/controllers/console/workspace/account_extend.py b/api/controllers/console/workspace/account_extend.py
index d3a3b0252..0a028f33d 100644
--- a/api/controllers/console/workspace/account_extend.py
+++ b/api/controllers/console/workspace/account_extend.py
@@ -1,6 +1,7 @@
 from flask_login import current_user
 from flask_restful import Resource, marshal_with
 
+from configs import dify_config
 from controllers.console import api
 from controllers.console.workspace.workspace import account_initialization_required, setup_required
 from extensions.ext_database import db
@@ -19,7 +20,7 @@ class AccountMoneyApi(Resource):
             db.session.query(AccountMoneyExtend).filter(AccountMoneyExtend.account_id == current_user.id).first()
         )
         if not account_money:
-            return {"total_quota": "15", "used_quota": "0"}, 200
+            return {"total_quota": dify_config.ACCOUNT_TOTAL_QUOTA, "used_quota": "0"}, 200
         return account_money
 
 
diff --git a/api/events/event_handlers/update_account_money_when_messaeg_created_extend.py b/api/events/event_handlers/update_account_money_when_messaeg_created_extend.py
index 601de7eec..d7e236b13 100644
--- a/api/events/event_handlers/update_account_money_when_messaeg_created_extend.py
+++ b/api/events/event_handlers/update_account_money_when_messaeg_created_extend.py
@@ -40,7 +40,7 @@ def handle(sender, **kwargs):
         account_money_add = AccountMoneyExtend(
             account_id=payerId,
             used_quota=price,
-            total_quota=15,  # TODO 初始总额度这里到时候默认15要改
+            total_quota=dify_config.ACCOUNT_TOTAL_QUOTA,
         )
         db.session.add(account_money_add)
 
diff --git a/api/services/account_service.py b/api/services/account_service.py
index 8329ef364..e9ee342b7 100644
--- a/api/services/account_service.py
+++ b/api/services/account_service.py
@@ -31,6 +31,7 @@ from models.account import (
     TenantAccountRole,
     TenantStatus,
 )
+from models.account_money_extend import AccountMoneyExtend
 from models.model import DifySetup
 from services.billing_service import BillingService
 from services.errors.account import (
@@ -857,6 +858,15 @@ class RegisterService:
                 is_setup=True,
             )
 
+            # extend begin：初始化用户额度数据
+            account_money_add = AccountMoneyExtend(
+                account_id=account.id,
+                used_quota=0,
+                total_quota=dify_config.ACCOUNT_TOTAL_QUOTA,
+            )
+            db.session.add(account_money_add)
+            # extend end：初始化用户额度数据
+
             account.last_login_ip = ip_address
             account.initialized_at = datetime.now(UTC).replace(tzinfo=None)
 
diff --git a/api/tasks/extend/update_account_money_when_workflow_node_execution_created_extend.py b/api/tasks/extend/update_account_money_when_workflow_node_execution_created_extend.py
index 10dfbd6b9..da3fa3d9c 100644
--- a/api/tasks/extend/update_account_money_when_workflow_node_execution_created_extend.py
+++ b/api/tasks/extend/update_account_money_when_workflow_node_execution_created_extend.py
@@ -64,7 +64,7 @@ def update_account_money_when_workflow_node_execution_created_extend(self, workf
             account_money_add = AccountMoneyExtend(
                 account_id=payerId,
                 used_quota=price,
-                total_quota=15,  # TODO 初始总额度这里到时候默认15要改
+                total_quota=dify_config.ACCOUNT_TOTAL_QUOTA,
             )
             db.session.add(account_money_add)