diff --git a/backend/app/services/simulation_manager.py b/backend/app/services/simulation_manager.py
index c15a8d0b..df05edf5 100644
--- a/backend/app/services/simulation_manager.py
+++ b/backend/app/services/simulation_manager.py
@@ -26,6 +26,8 @@ class SimulationStatus(str, Enum):
     """Simulation status"""
     CREATED = "created"
     PREPARING = "preparing"
+    PROFILES_READY = "profiles_ready"   # agents generated, awaiting user confirmation for Fase B
+    CONFIGURING = "configuring"          # generating behavior config async
     READY = "ready"
     RUNNING = "running"
     PAUSED = "paused"
@@ -75,6 +77,10 @@ class SimulationState:
     # Error message
     error: Optional[str] = None
 
+    # F2-A+B fields
+    parent_simulation_id: Optional[str] = None   # set when cloned from another simulation
+    graph_id_simulation: Optional[str] = None    # per-simulation Neo4j group_id
+
     def to_dict(self) -> Dict[str, Any]:
         """Full state dictionary (internal use)"""
         return {
@@ -95,6 +101,8 @@ class SimulationState:
             "created_at": self.created_at,
             "updated_at": self.updated_at,
             "error": self.error,
+            "parent_simulation_id": self.parent_simulation_id,
+            "graph_id_simulation": self.graph_id_simulation,
         }
 
     def to_simple_dict(self) -> Dict[str, Any]:
@@ -109,6 +117,8 @@ class SimulationState:
             "entity_types": self.entity_types,
             "config_generated": self.config_generated,
             "error": self.error,
+            "parent_simulation_id": self.parent_simulation_id,
+            "graph_id_simulation": self.graph_id_simulation,
         }
 
 
@@ -186,6 +196,8 @@ class SimulationManager:
             created_at=data.get("created_at", datetime.now().isoformat()),
             updated_at=data.get("updated_at", datetime.now().isoformat()),
             error=data.get("error"),
+            parent_simulation_id=data.get("parent_simulation_id"),
+            graph_id_simulation=data.get("graph_id_simulation"),
         )
 
         self._simulations[simulation_id] = state
diff --git a/backend/tests/test_simulation_manager_states.py b/backend/tests/test_simulation_manager_states.py
new file mode 100644
index 00000000..ed001bbf
--- /dev/null
+++ b/backend/tests/test_simulation_manager_states.py
@@ -0,0 +1,24 @@
+import pytest
+from backend.app.services.simulation_manager import SimulationStatus, SimulationState
+
+def test_profiles_ready_status_exists():
+    assert SimulationStatus.PROFILES_READY == "profiles_ready"
+
+def test_configuring_status_exists():
+    assert SimulationStatus.CONFIGURING == "configuring"
+
+def test_simulation_state_has_parent_id():
+    state = SimulationState(simulation_id="sim_x", project_id="p", graph_id="g")
+    assert hasattr(state, 'parent_simulation_id')
+    assert state.parent_simulation_id is None
+
+def test_simulation_state_has_graph_id_simulation():
+    state = SimulationState(simulation_id="sim_x", project_id="p", graph_id="g")
+    assert hasattr(state, 'graph_id_simulation')
+    assert state.graph_id_simulation is None
+
+def test_to_dict_includes_new_fields():
+    state = SimulationState(simulation_id="sim_x", project_id="p", graph_id="g")
+    d = state.to_dict()
+    assert 'parent_simulation_id' in d
+    assert 'graph_id_simulation' in d