diff --git a/api/migrations/versions/2025_12_16_1424-2536f83803a8_add_type_column_not_null_default_tool.py b/api/migrations/versions/2025_12_16_1424-2536f83803a8_add_type_column_not_null_default_tool.py
new file mode 100644
index 0000000000..20ca06d200
--- /dev/null
+++ b/api/migrations/versions/2025_12_16_1424-2536f83803a8_add_type_column_not_null_default_tool.py
@@ -0,0 +1,33 @@
+"""add type column not null default tool
+
+Revision ID: 2536f83803a8
+Revises: 6bb0832495f0
+Create Date: 2025-12-16 14:24:40.740253
+
+"""
+from alembic import op
+import models as models
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '2536f83803a8'
+down_revision = '6bb0832495f0'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('pipeline_recommended_plugins', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('type', sa.String(length=50), nullable=False, server_default='tool'))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('pipeline_recommended_plugins', schema=None) as batch_op:
+        batch_op.drop_column('type')
+
+    # ### end Alembic commands ###
diff --git a/api/models/dataset.py b/api/models/dataset.py
index c4b4c6d985..6ec5d7277a 100644
--- a/api/models/dataset.py
+++ b/api/models/dataset.py
@@ -1458,7 +1458,7 @@ class PipelineRecommendedPlugin(TypeBase):
     )
     plugin_id: Mapped[str] = mapped_column(LongText, nullable=False)
     provider_name: Mapped[str] = mapped_column(LongText, nullable=False)
-    type: Mapped[str] = mapped_column(sa.String(50), nullable=True)
+    type: Mapped[str] = mapped_column(sa.String(50), nullable=False, default="tool")
     position: Mapped[int] = mapped_column(sa.Integer, nullable=False, default=0)
     active: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, default=True)
     created_at: Mapped[datetime] = mapped_column(