diff --git a/services/api-server/src/simcore_service_api_server/api/routes/credits.py b/services/api-server/src/simcore_service_api_server/api/routes/credits.py
index 5c6fa0e9e68..1f89440ab2a 100644
--- a/services/api-server/src/simcore_service_api_server/api/routes/credits.py
+++ b/services/api-server/src/simcore_service_api_server/api/routes/credits.py
@@ -2,7 +2,7 @@
 
 from fastapi import APIRouter, Depends, status
 
-from ...models.schemas.backwards_compatibility import GetCreditPrice
+from ...models.schemas.model_adapter import GetCreditPrice
 from ..dependencies.webserver import AuthSession, get_webserver_session
 from ._constants import FMSG_CHANGELOG_NEW_IN_VERSION
 
diff --git a/services/api-server/src/simcore_service_api_server/api/routes/solvers.py b/services/api-server/src/simcore_service_api_server/api/routes/solvers.py
index b4917d2f665..bb7b0b9d414 100644
--- a/services/api-server/src/simcore_service_api_server/api/routes/solvers.py
+++ b/services/api-server/src/simcore_service_api_server/api/routes/solvers.py
@@ -10,8 +10,8 @@
 from ...exceptions.service_errors_utils import DEFAULT_BACKEND_SERVICE_STATUS_CODES
 from ...models.basic_types import VersionStr
 from ...models.pagination import OnePage, Page, PaginationParams
-from ...models.schemas.backwards_compatibility import ServicePricingPlanGet
 from ...models.schemas.errors import ErrorGet
+from ...models.schemas.model_adapter import ServicePricingPlanGet
 from ...models.schemas.solvers import Solver, SolverKeyId, SolverPort
 from ...services.catalog import CatalogApi
 from ..dependencies.application import get_reverse_url_mapper
diff --git a/services/api-server/src/simcore_service_api_server/api/routes/solvers_jobs_getters.py b/services/api-server/src/simcore_service_api_server/api/routes/solvers_jobs_getters.py
index adbbdfced03..5902998ada0 100644
--- a/services/api-server/src/simcore_service_api_server/api/routes/solvers_jobs_getters.py
+++ b/services/api-server/src/simcore_service_api_server/api/routes/solvers_jobs_getters.py
@@ -23,10 +23,6 @@
 from ...exceptions.service_errors_utils import DEFAULT_BACKEND_SERVICE_STATUS_CODES
 from ...models.basic_types import LogStreamingResponse, VersionStr
 from ...models.pagination import Page, PaginationParams
-from ...models.schemas.backwards_compatibility import (
-    PricingUnitGet,
-    WalletGetWithAvailableCredits,
-)
 from ...models.schemas.errors import ErrorGet
 from ...models.schemas.files import File
 from ...models.schemas.jobs import (
@@ -37,6 +33,10 @@
     JobMetadata,
     JobOutputs,
 )
+from ...models.schemas.model_adapter import (
+    PricingUnitGet,
+    WalletGetWithAvailableCredits,
+)
 from ...models.schemas.solvers import SolverKeyId
 from ...services.catalog import CatalogApi
 from ...services.director_v2 import DirectorV2Api
diff --git a/services/api-server/src/simcore_service_api_server/api/routes/wallets.py b/services/api-server/src/simcore_service_api_server/api/routes/wallets.py
index 59397d89d35..b10f8d4382f 100644
--- a/services/api-server/src/simcore_service_api_server/api/routes/wallets.py
+++ b/services/api-server/src/simcore_service_api_server/api/routes/wallets.py
@@ -4,8 +4,8 @@
 from fastapi import APIRouter, Depends, status
 
 from ...exceptions.service_errors_utils import DEFAULT_BACKEND_SERVICE_STATUS_CODES
-from ...models.schemas.backwards_compatibility import WalletGetWithAvailableCredits
 from ...models.schemas.errors import ErrorGet
+from ...models.schemas.model_adapter import WalletGetWithAvailableCredits
 from ..dependencies.webserver import AuthSession, get_webserver_session
 from ._constants import FMSG_CHANGELOG_NEW_IN_VERSION
 
diff --git a/services/api-server/src/simcore_service_api_server/models/schemas/backwards_compatibility.py b/services/api-server/src/simcore_service_api_server/models/schemas/model_adapter.py
similarity index 100%
rename from services/api-server/src/simcore_service_api_server/models/schemas/backwards_compatibility.py
rename to services/api-server/src/simcore_service_api_server/models/schemas/model_adapter.py
diff --git a/services/api-server/src/simcore_service_api_server/services/webserver.py b/services/api-server/src/simcore_service_api_server/services/webserver.py
index 1b67c4a43ee..1f5c6289708 100644
--- a/services/api-server/src/simcore_service_api_server/services/webserver.py
+++ b/services/api-server/src/simcore_service_api_server/services/webserver.py
@@ -57,9 +57,7 @@
     SolverOutputNotFoundError,
     WalletNotFoundError,
 )
-from simcore_service_api_server.models.schemas.backwards_compatibility import (
-    GetCreditPrice,
-)
+from simcore_service_api_server.models.schemas.model_adapter import GetCreditPrice
 from tenacity import TryAgain
 from tenacity.asyncio import AsyncRetrying
 from tenacity.before_sleep import before_sleep_log
@@ -74,11 +72,8 @@
 )
 from ..models.basic_types import VersionStr
 from ..models.pagination import MAXIMUM_NUMBER_OF_ITEMS_PER_PAGE
-from ..models.schemas.backwards_compatibility import (
-    PricingUnitGet,
-    WalletGetWithAvailableCredits,
-)
 from ..models.schemas.jobs import MetaValueType
+from ..models.schemas.model_adapter import PricingUnitGet, WalletGetWithAvailableCredits
 from ..models.schemas.profiles import Profile, ProfileUpdate
 from ..models.schemas.solvers import SolverKeyId
 from ..models.schemas.studies import StudyPort
diff --git a/services/api-server/tests/unit/_with_db/test_product.py b/services/api-server/tests/unit/_with_db/test_product.py
index 1b089e3ff6b..60df845989a 100644
--- a/services/api-server/tests/unit/_with_db/test_product.py
+++ b/services/api-server/tests/unit/_with_db/test_product.py
@@ -19,7 +19,7 @@
 from models_library.wallets import WalletStatus
 from pydantic import PositiveInt
 from simcore_service_api_server._meta import API_VTAG
-from simcore_service_api_server.models.schemas.backwards_compatibility import (
+from simcore_service_api_server.models.schemas.model_adapter import (
     WalletGetWithAvailableCredits,
 )
 
diff --git a/services/api-server/tests/unit/test_api_solver_jobs.py b/services/api-server/tests/unit/test_api_solver_jobs.py
index 0640c355a24..c1c2fe3334c 100644
--- a/services/api-server/tests/unit/test_api_solver_jobs.py
+++ b/services/api-server/tests/unit/test_api_solver_jobs.py
@@ -22,11 +22,11 @@
     SideEffectCallback,
 )
 from simcore_service_api_server._meta import API_VTAG
-from simcore_service_api_server.models.schemas.backwards_compatibility import (
+from simcore_service_api_server.models.schemas.jobs import Job, JobStatus
+from simcore_service_api_server.models.schemas.model_adapter import (
     PricingUnitGet,
     WalletGetWithAvailableCredits,
 )
-from simcore_service_api_server.models.schemas.jobs import Job, JobStatus
 from simcore_service_api_server.models.schemas.solvers import Solver
 from simcore_service_api_server.services.director_v2 import ComputationTaskGet
 
diff --git a/services/api-server/tests/unit/test_api_wallets.py b/services/api-server/tests/unit/test_api_wallets.py
index f5bc27ed428..9ef1592fdf3 100644
--- a/services/api-server/tests/unit/test_api_wallets.py
+++ b/services/api-server/tests/unit/test_api_wallets.py
@@ -15,7 +15,7 @@
     HttpApiCallCaptureModel,
 )
 from simcore_service_api_server._meta import API_VTAG
-from simcore_service_api_server.models.schemas.backwards_compatibility import (
+from simcore_service_api_server.models.schemas.model_adapter import (
     WalletGetWithAvailableCredits,
 )