diff --git a/backend/alembic/versions/020_workspace_ddl.py b/backend/alembic/versions/020_workspace_ddl.py
new file mode 100644
index 00000000..860955e7
--- /dev/null
+++ b/backend/alembic/versions/020_workspace_ddl.py
@@ -0,0 +1,32 @@
+"""020_workspace_ddl
+
+Revision ID: a6b44114c17f
+Revises: dcaecd481715
+Create Date: 2025-07-06 18:03:36.143060
+
+"""
+from alembic import op
+import sqlalchemy as sa
+import sqlmodel.sql.sqltypes
+
+
+# revision identifiers, used by Alembic.
+revision = 'a6b44114c17f'
+down_revision = 'dcaecd481715'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.create_table(
+        'sys_workspace',
+        sa.Column('id', sa.BigInteger(), primary_key=True, nullable=False),
+        sa.Column('name', sa.String(255), nullable=False),
+        sa.Column('create_time', sa.BigInteger(), default=0, nullable=False)
+    )
+    op.create_index(op.f('ix_sys_workspace_id'), 'sys_workspace', ['id'], unique=False)
+
+
+def downgrade():
+    op.drop_table('sys_workspace')
+    op.drop_index(op.f('ix_sys_workspace_id'), table_name='sys_workspace')
diff --git a/backend/apps/api.py b/backend/apps/api.py
index 9702c247..ff75d577 100644
--- a/backend/apps/api.py
+++ b/backend/apps/api.py
@@ -4,12 +4,13 @@ from apps.chat.api import chat
 from apps.dashboard.api import dashboard_api
 from apps.datasource.api import datasource
 from apps.settings.api import terminology
-from apps.system.api import login, user, aimodel
+from apps.system.api import login, user, aimodel, workspace
 from apps.mcp import mcp
 
 api_router = APIRouter()
 api_router.include_router(login.router)
 api_router.include_router(user.router)
+api_router.include_router(workspace.router)
 api_router.include_router(aimodel.router)
 api_router.include_router(terminology.router)
 api_router.include_router(datasource.router)
diff --git a/backend/apps/system/api/workspace.py b/backend/apps/system/api/workspace.py
new file mode 100644
index 00000000..541b38b0
--- /dev/null
+++ b/backend/apps/system/api/workspace.py
@@ -0,0 +1,44 @@
+from fastapi import APIRouter
+from sqlmodel import select    
+from apps.system.models.system_model import WorkspaceBase, WorkspaceEditor, WorkspaceModel
+from common.core.deps import SessionDep
+from common.utils.time import get_timestamp
+
+router = APIRouter(tags=["system/workspace"], prefix="/system/workspace")
+
+@router.get("", response_model=list[WorkspaceModel])
+async def query(session: SessionDep):
+    return session.exec(select(WorkspaceModel).order_by(WorkspaceModel.create_time)).all()
+
+@router.post("")
+async def add(session: SessionDep, creator: WorkspaceBase):
+    db_model = WorkspaceModel.model_validate(creator)
+    db_model.create_time = get_timestamp()
+    session.add(db_model)
+    session.commit()
+    
+@router.put("")
+async def update(session: SessionDep, editor: WorkspaceEditor):
+    id = editor.id
+    db_model = session.get(WorkspaceModel, id)
+    if not db_model:
+        raise ValueError(f"WorkspaceModel with id {id} not found")
+    update_data = WorkspaceModel.model_validate(editor)
+    db_model.sqlmodel_update(update_data)
+    session.add(db_model)
+    session.commit()
+
+@router.get("/{id}", response_model=WorkspaceModel)    
+async def get_one(session: SessionDep, id: int):
+    db_model = session.get(WorkspaceModel, id)
+    if not db_model:
+        raise ValueError(f"WorkspaceModel with id {id} not found")
+    return db_model
+
+@router.delete("/{id}")  
+async def delete(session: SessionDep, id: int):
+    db_model = session.get(WorkspaceModel, id)
+    if not db_model:
+        raise ValueError(f"WorkspaceModel with id {id} not found")
+    session.delete(db_model)
+    session.commit()
\ No newline at end of file
diff --git a/backend/apps/system/models/system_model.py b/backend/apps/system/models/system_model.py
index 89d7d997..4d318e33 100644
--- a/backend/apps/system/models/system_model.py
+++ b/backend/apps/system/models/system_model.py
@@ -1,6 +1,7 @@
    
 from sqlmodel import BigInteger, Field, Text, SQLModel
 from common.core.models import SnowflakeBase
+from common.core.schemas import BaseCreatorDTO
 
 
 class AiModelBase:
@@ -17,4 +18,17 @@ class AiModelDetail(SnowflakeBase, AiModelBase, table=True):
    protocol: int = Field(nullable=False, default = 1)
    config: str = Field(sa_type = Text())
    status: int = Field(nullable=False, default = 1)
-   create_time: int = Field(default=0, sa_type=BigInteger())
\ No newline at end of file
+   create_time: int = Field(default=0, sa_type=BigInteger())
+   
+
+
+
+class WorkspaceBase(SQLModel):
+    name: str = Field(max_length=255, nullable=False)
+
+class WorkspaceEditor(WorkspaceBase, BaseCreatorDTO):
+    pass
+    
+class WorkspaceModel(SnowflakeBase, WorkspaceBase, table=True):
+    __tablename__ = "sys_workspace"
+    create_time: int = Field(default=0, sa_type=BigInteger())
\ No newline at end of file