fix: Remove unique name restriction on agents (#592)

alembic/versions/cdb3db091113_remove_unique_name_restriction_on_agents.py

@@ -0,0 +1,29 @@
+"""Remove unique name restriction on agents
+
+Revision ID: cdb3db091113
+Revises: e20573fe9b86
+Create Date: 2025-01-10 15:36:08.728539
+
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = "cdb3db091113"
+down_revision: Union[str, None] = "e20573fe9b86"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_constraint("unique_org_agent_name", "agents", type_="unique")
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_unique_constraint("unique_org_agent_name", "agents", ["organization_id", "name"])
+    # ### end Alembic commands ###

letta/orm/agent.py

@@ -1,7 +1,7 @@
 import uuid
 from typing import TYPE_CHECKING, List, Optional
 
-from sqlalchemy import JSON, String, UniqueConstraint
+from sqlalchemy import JSON, String
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 
 from letta.orm.block import Block
@@ -27,7 +27,6 @@ if TYPE_CHECKING:
 class Agent(SqlalchemyBase, OrganizationMixin):
     __tablename__ = "agents"
     __pydantic_model__ = PydanticAgentState
-    __table_args__ = (UniqueConstraint("organization_id", "name", name="unique_org_agent_name"),)
 
     # agent generates its own id
     # TODO: We want to migrate all the ORM models to do this, so we will need to move this to the SqlalchemyBase