diff --git a/apps/system_manage/models/__init__.py b/apps/system_manage/models/__init__.py
index acd03f67e..de01c428b 100644
--- a/apps/system_manage/models/__init__.py
+++ b/apps/system_manage/models/__init__.py
@@ -9,3 +9,4 @@
 from .workspace_user_permission import *
 from .system_setting import *
 from .log_management import *
+from .chat_user import *
\ No newline at end of file
diff --git a/apps/system_manage/models/chat_user.py b/apps/system_manage/models/chat_user.py
new file mode 100644
index 000000000..a65f9bc10
--- /dev/null
+++ b/apps/system_manage/models/chat_user.py
@@ -0,0 +1,101 @@
+# coding=utf-8
+"""
+    @project: MaxKB
+    @Author：虎虎
+    @file： user.py
+    @date：2025/4/14 10:20
+    @desc:
+"""
+import uuid_utils.compat as uuid
+from django.db import models
+
+from common.constants.permission_constants import Group
+
+
+class ChatUser(models.Model):
+    id = models.UUIDField(primary_key=True, max_length=128, default=uuid.uuid7, editable=False, verbose_name="主键id")
+    email = models.EmailField(null=True, blank=True, verbose_name="邮箱", db_index=True)
+    phone = models.CharField(max_length=20, verbose_name="电话", default="")
+    nick_name = models.CharField(max_length=150, verbose_name="昵称", unique=True, db_index=True)
+    username = models.CharField(max_length=150, unique=True, verbose_name="用户名", db_index=True)
+    password = models.CharField(max_length=150, verbose_name="密码")
+    source = models.CharField(max_length=10, verbose_name="来源", default="LOCAL", db_index=True)
+    is_active = models.BooleanField(default=True, db_index=True)
+    create_time = models.DateTimeField(verbose_name="创建时间", auto_now_add=True, null=True, db_index=True)
+    update_time = models.DateTimeField(verbose_name="修改时间", auto_now=True, null=True, db_index=True)
+
+    USERNAME_FIELD = 'username'
+    REQUIRED_FIELDS = []
+
+    class Meta:
+        db_table = "chat_user"
+
+
+class UserGroup(models.Model):
+    id = models.CharField(primary_key=True, max_length=128, default=uuid.uuid7, editable=False, verbose_name="主键id")
+    name = models.CharField(max_length=150, verbose_name="名称", unique=True, db_index=True)
+
+    class Meta:
+        db_table = "user_group"
+
+
+class UserGroupRelation(models.Model):
+    id = models.UUIDField(primary_key=True, max_length=128, default=uuid.uuid7, editable=False, verbose_name="主键id")
+    user = models.ForeignKey(ChatUser, on_delete=models.CASCADE, verbose_name="用户")
+    group = models.ForeignKey(UserGroup, on_delete=models.CASCADE, verbose_name="用户组")
+
+    class Meta:
+        db_table = "user_group_relation"
+
+
+class ChatUserPlatformSource(models.Model):
+    id = models.UUIDField(primary_key=True, max_length=128, default=uuid.uuid7, editable=False, verbose_name="主键id")
+    auth_type = models.CharField(max_length=20, unique=True, db_index=True)
+    config = models.JSONField()
+    type = models.CharField(max_length=20, default="SSO", verbose_name="认证类型", db_index=True)
+    is_active = models.BooleanField(default=True, verbose_name="是否开启", db_index=True)
+    is_valid = models.BooleanField(default=True, verbose_name="是否有效", db_index=True)
+
+    class Meta:
+        db_table = "chat_user_platform_source"
+
+
+class ResourceType(models.TextChoices):
+    """资源类型"""
+    KNOWLEDGE = Group.KNOWLEDGE.value, '知识库'
+    APPLICATION = Group.APPLICATION.value, '应用'
+
+
+class ResourceChatUserAuthorize(models.Model):
+    """
+    资源对话用户授权表
+    """
+    id = models.UUIDField(primary_key=True, max_length=128, default=uuid.uuid7, editable=False, verbose_name="主键id")
+    workspace_id = models.CharField(max_length=64, verbose_name="工作空间id", default="default", db_index=True,
+                                    null=True)
+    user_group = models.ForeignKey(UserGroup, on_delete=models.CASCADE, verbose_name="用户组")
+    user = models.ForeignKey(ChatUser, on_delete=models.CASCADE, verbose_name="用户")
+    resource_id = models.UUIDField(max_length=128, verbose_name="资源id", db_index=True)
+    resource_type = models.CharField(verbose_name="资源类型", choices=ResourceType.choices, db_index=True)
+    is_auth = models.BooleanField(verbose_name="是否授权")
+
+    class Meta:
+        db_table = "resource_chat_user_authorize"
+        unique_together = ('user_group_id', 'resource_type', 'resource_id', 'user_id')
+
+
+class ResourceChatUserGroupAuthorize(models.Model):
+    """
+    资源对话用户组授权表
+    """
+    id = models.UUIDField(primary_key=True, max_length=128, default=uuid.uuid7, editable=False, verbose_name="主键id")
+    workspace_id = models.CharField(max_length=64, verbose_name="工作空间id", default="default", db_index=True,
+                                    null=True)
+    user_group = models.ForeignKey(UserGroup, on_delete=models.CASCADE, verbose_name="用户组")
+    resource_id = models.UUIDField(max_length=128, verbose_name="资源id", db_index=True)
+    resource_type = models.CharField(verbose_name="资源类型", choices=ResourceType.choices, db_index=True)
+    is_auth = models.BooleanField(verbose_name="是否授权")
+
+    class Meta:
+        db_table = "resource_chat_user_group_authorize"
+        unique_together = ('user_group_id', 'resource_type', 'resource_id')