feat: add config v2 to simplify billing (#428)

* feat: add model config v2

* chore: centralize user org selection

* chore: move preferences to platform settings

* fix: decouple org preference and ai model preferences

api/tests/test_telephony_routes.py

@@ -103,6 +103,61 @@ def test_initiate_call_executes_as_workflow_owner_for_shared_org_workflow():
     assert initiate_kwargs["workflow_id"] == workflow.id
     assert initiate_kwargs["user_id"] == workflow.user_id
     assert "user_id=99" in initiate_kwargs["webhook_url"]
+    mock_db.get_user_configurations.assert_not_called()
+
+
+def test_initiate_call_uses_organization_preference_phone_number():
+    app = _make_test_app()
+    client = TestClient(app)
+
+    workflow = _workflow()
+    provider = _provider()
+    quota_mock = AsyncMock(
+        return_value=SimpleNamespace(has_quota=True, error_message="")
+    )
+
+    with (
+        patch("api.routes.telephony.db_client") as mock_db,
+        patch(
+            "api.routes.telephony.check_dograh_quota_by_user_id",
+            new=quota_mock,
+        ),
+        patch(
+            "api.routes.telephony.get_default_telephony_provider",
+            new=AsyncMock(return_value=provider),
+        ),
+        patch(
+            "api.routes.telephony.get_backend_endpoints",
+            new=AsyncMock(return_value=("https://api.example.com", "wss://ignored")),
+        ),
+    ):
+        mock_db.get_user_configurations = AsyncMock(
+            return_value=SimpleNamespace(test_phone_number="+15550000000")
+        )
+        mock_db.get_configuration = Mock(
+            return_value=SimpleNamespace(value={"test_phone_number": "+15557654321"})
+        )
+        mock_db.get_default_telephony_configuration = AsyncMock(
+            return_value=SimpleNamespace(id=55)
+        )
+        mock_db.get_workflow = AsyncMock(return_value=workflow)
+        mock_db.create_workflow_run = AsyncMock(
+            return_value=SimpleNamespace(
+                id=501,
+                name="WR-TEL-OUT-00000001",
+                initial_context={},
+            )
+        )
+        mock_db.update_workflow_run = AsyncMock()
+
+        response = client.post(
+            "/telephony/initiate-call",
+            json={"workflow_id": workflow.id},
+        )
+
+    assert response.status_code == 200
+    assert provider.initiate_call.await_args.kwargs["to_number"] == "+15557654321"
+    mock_db.get_user_configurations.assert_not_called()
 
 
 def test_initiate_call_rejects_existing_run_for_different_workflow():