diff --git a/neuralnetworks/1.3/utils/include/nnapi/hal/1.3/Device.h b/neuralnetworks/1.3/utils/include/nnapi/hal/1.3/Device.h
index c3c6fc4..cf5e5ea0 100644
--- a/neuralnetworks/1.3/utils/include/nnapi/hal/1.3/Device.h
+++ b/neuralnetworks/1.3/utils/include/nnapi/hal/1.3/Device.h
@@ -66,8 +66,9 @@
     nn::GeneralResult<nn::SharedPreparedModel> prepareModel(
             const nn::Model& model, nn::ExecutionPreference preference, nn::Priority priority,
             nn::OptionalTimePoint deadline, const std::vector<nn::SharedHandle>& modelCache,
-            const std::vector<nn::SharedHandle>& dataCache,
-            const nn::CacheToken& token) const override;
+            const std::vector<nn::SharedHandle>& dataCache, const nn::CacheToken& token,
+            const std::vector<nn::TokenValuePair>& hints,
+            const std::vector<nn::ExtensionNameAndPrefix>& extensionNameToPrefix) const override;
 
     nn::GeneralResult<nn::SharedPreparedModel> prepareModelFromCache(
             nn::OptionalTimePoint deadline, const std::vector<nn::SharedHandle>& modelCache,
diff --git a/neuralnetworks/1.3/utils/include/nnapi/hal/1.3/PreparedModel.h b/neuralnetworks/1.3/utils/include/nnapi/hal/1.3/PreparedModel.h
index 480438d..124cc43 100644
--- a/neuralnetworks/1.3/utils/include/nnapi/hal/1.3/PreparedModel.h
+++ b/neuralnetworks/1.3/utils/include/nnapi/hal/1.3/PreparedModel.h
@@ -48,18 +48,23 @@
 
     nn::ExecutionResult<std::pair<std::vector<nn::OutputShape>, nn::Timing>> execute(
             const nn::Request& request, nn::MeasureTiming measure,
-            const nn::OptionalTimePoint& deadline,
-            const nn::OptionalDuration& loopTimeoutDuration) const override;
+            const nn::OptionalTimePoint& deadline, const nn::OptionalDuration& loopTimeoutDuration,
+            const std::vector<nn::TokenValuePair>& hints,
+            const std::vector<nn::ExtensionNameAndPrefix>& extensionNameToPrefix) const override;
 
     nn::GeneralResult<std::pair<nn::SyncFence, nn::ExecuteFencedInfoCallback>> executeFenced(
             const nn::Request& request, const std::vector<nn::SyncFence>& waitFor,
             nn::MeasureTiming measure, const nn::OptionalTimePoint& deadline,
             const nn::OptionalDuration& loopTimeoutDuration,
-            const nn::OptionalDuration& timeoutDurationAfterFence) const override;
+            const nn::OptionalDuration& timeoutDurationAfterFence,
+            const std::vector<nn::TokenValuePair>& hints,
+            const std::vector<nn::ExtensionNameAndPrefix>& extensionNameToPrefix) const override;
 
     nn::GeneralResult<nn::SharedExecution> createReusableExecution(
             const nn::Request& request, nn::MeasureTiming measure,
-            const nn::OptionalDuration& loopTimeoutDuration) const override;
+            const nn::OptionalDuration& loopTimeoutDuration,
+            const std::vector<nn::TokenValuePair>& hints,
+            const std::vector<nn::ExtensionNameAndPrefix>& extensionNameToPrefix) const override;
 
     nn::GeneralResult<nn::SharedBurst> configureExecutionBurst() const override;
 
diff --git a/neuralnetworks/1.3/utils/src/Conversions.cpp b/neuralnetworks/1.3/utils/src/Conversions.cpp
index a1d414c..09e9d80 100644
--- a/neuralnetworks/1.3/utils/src/Conversions.cpp
+++ b/neuralnetworks/1.3/utils/src/Conversions.cpp
@@ -396,7 +396,7 @@
 }
 
 nn::GeneralResult<V1_2::Model::ExtensionNameAndPrefix> unvalidatedConvert(
-        const nn::Model::ExtensionNameAndPrefix& extensionNameAndPrefix) {
+        const nn::ExtensionNameAndPrefix& extensionNameAndPrefix) {
     return V1_2::utils::unvalidatedConvert(extensionNameAndPrefix);
 }
 
diff --git a/neuralnetworks/1.3/utils/src/Device.cpp b/neuralnetworks/1.3/utils/src/Device.cpp
index 9517fda..824cec6 100644
--- a/neuralnetworks/1.3/utils/src/Device.cpp
+++ b/neuralnetworks/1.3/utils/src/Device.cpp
@@ -187,7 +187,9 @@
 nn::GeneralResult<nn::SharedPreparedModel> Device::prepareModel(
         const nn::Model& model, nn::ExecutionPreference preference, nn::Priority priority,
         nn::OptionalTimePoint deadline, const std::vector<nn::SharedHandle>& modelCache,
-        const std::vector<nn::SharedHandle>& dataCache, const nn::CacheToken& token) const {
+        const std::vector<nn::SharedHandle>& dataCache, const nn::CacheToken& token,
+        const std::vector<nn::TokenValuePair>& /*hints*/,
+        const std::vector<nn::ExtensionNameAndPrefix>& /*extensionNameToPrefix*/) const {
     // Ensure that model is ready for IPC.
     std::optional<nn::Model> maybeModelInShared;
     const nn::Model& modelInShared =
diff --git a/neuralnetworks/1.3/utils/src/PreparedModel.cpp b/neuralnetworks/1.3/utils/src/PreparedModel.cpp
index ce977e5..b92f877 100644
--- a/neuralnetworks/1.3/utils/src/PreparedModel.cpp
+++ b/neuralnetworks/1.3/utils/src/PreparedModel.cpp
@@ -135,8 +135,9 @@
 
 nn::ExecutionResult<std::pair<std::vector<nn::OutputShape>, nn::Timing>> PreparedModel::execute(
         const nn::Request& request, nn::MeasureTiming measure,
-        const nn::OptionalTimePoint& deadline,
-        const nn::OptionalDuration& loopTimeoutDuration) const {
+        const nn::OptionalTimePoint& deadline, const nn::OptionalDuration& loopTimeoutDuration,
+        const std::vector<nn::TokenValuePair>& /*hints*/,
+        const std::vector<nn::ExtensionNameAndPrefix>& /*extensionNameToPrefix*/) const {
     // Ensure that request is ready for IPC.
     std::optional<nn::Request> maybeRequestInShared;
     hal::utils::RequestRelocation relocation;
@@ -174,10 +175,13 @@
 }
 
 nn::GeneralResult<std::pair<nn::SyncFence, nn::ExecuteFencedInfoCallback>>
-PreparedModel::executeFenced(const nn::Request& request, const std::vector<nn::SyncFence>& waitFor,
-                             nn::MeasureTiming measure, const nn::OptionalTimePoint& deadline,
-                             const nn::OptionalDuration& loopTimeoutDuration,
-                             const nn::OptionalDuration& timeoutDurationAfterFence) const {
+PreparedModel::executeFenced(
+        const nn::Request& request, const std::vector<nn::SyncFence>& waitFor,
+        nn::MeasureTiming measure, const nn::OptionalTimePoint& deadline,
+        const nn::OptionalDuration& loopTimeoutDuration,
+        const nn::OptionalDuration& timeoutDurationAfterFence,
+        const std::vector<nn::TokenValuePair>& /*hints*/,
+        const std::vector<nn::ExtensionNameAndPrefix>& /*extensionNameToPrefix*/) const {
     // Ensure that request is ready for IPC.
     std::optional<nn::Request> maybeRequestInShared;
     hal::utils::RequestRelocation relocation;
@@ -230,7 +234,9 @@
 
 nn::GeneralResult<nn::SharedExecution> PreparedModel::createReusableExecution(
         const nn::Request& request, nn::MeasureTiming measure,
-        const nn::OptionalDuration& loopTimeoutDuration) const {
+        const nn::OptionalDuration& loopTimeoutDuration,
+        const std::vector<nn::TokenValuePair>& /*hints*/,
+        const std::vector<nn::ExtensionNameAndPrefix>& /*extensionNameToPrefix*/) const {
     // Ensure that request is ready for IPC.
     std::optional<nn::Request> maybeRequestInShared;
     hal::utils::RequestRelocation relocation;
diff --git a/neuralnetworks/1.3/utils/test/DeviceTest.cpp b/neuralnetworks/1.3/utils/test/DeviceTest.cpp
index 7eba4bc..6f48837 100644
--- a/neuralnetworks/1.3/utils/test/DeviceTest.cpp
+++ b/neuralnetworks/1.3/utils/test/DeviceTest.cpp
@@ -658,7 +658,7 @@
 
     // run test
     const auto result = device->prepareModel(kSimpleModel, nn::ExecutionPreference::DEFAULT,
-                                             nn::Priority::DEFAULT, {}, {}, {}, {});
+                                             nn::Priority::DEFAULT, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_TRUE(result.has_value())
@@ -677,7 +677,7 @@
 
     // run test
     const auto result = device->prepareModel(kSimpleModel, nn::ExecutionPreference::DEFAULT,
-                                             nn::Priority::DEFAULT, {}, {}, {}, {});
+                                             nn::Priority::DEFAULT, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -695,7 +695,7 @@
 
     // run test
     const auto result = device->prepareModel(kSimpleModel, nn::ExecutionPreference::DEFAULT,
-                                             nn::Priority::DEFAULT, {}, {}, {}, {});
+                                             nn::Priority::DEFAULT, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -713,7 +713,7 @@
 
     // run test
     const auto result = device->prepareModel(kSimpleModel, nn::ExecutionPreference::DEFAULT,
-                                             nn::Priority::DEFAULT, {}, {}, {}, {});
+                                             nn::Priority::DEFAULT, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -730,7 +730,7 @@
 
     // run test
     const auto result = device->prepareModel(kSimpleModel, nn::ExecutionPreference::DEFAULT,
-                                             nn::Priority::DEFAULT, {}, {}, {}, {});
+                                             nn::Priority::DEFAULT, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -747,7 +747,7 @@
 
     // run test
     const auto result = device->prepareModel(kSimpleModel, nn::ExecutionPreference::DEFAULT,
-                                             nn::Priority::DEFAULT, {}, {}, {}, {});
+                                             nn::Priority::DEFAULT, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -768,7 +768,7 @@
 
     // run test
     const auto result = device->prepareModel(kSimpleModel, nn::ExecutionPreference::DEFAULT,
-                                             nn::Priority::DEFAULT, {}, {}, {}, {});
+                                             nn::Priority::DEFAULT, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
diff --git a/neuralnetworks/1.3/utils/test/PreparedModelTest.cpp b/neuralnetworks/1.3/utils/test/PreparedModelTest.cpp
index 6dbbd6b..51b5d29 100644
--- a/neuralnetworks/1.3/utils/test/PreparedModelTest.cpp
+++ b/neuralnetworks/1.3/utils/test/PreparedModelTest.cpp
@@ -182,7 +182,7 @@
             .WillOnce(Invoke(makeExecuteSynchronously(V1_3::ErrorStatus::NONE, {}, kNoTiming)));
 
     // run test
-    const auto result = preparedModel->execute({}, {}, {}, {});
+    const auto result = preparedModel->execute({}, {}, {}, {}, {}, {});
 
     // verify result
     EXPECT_TRUE(result.has_value())
@@ -200,7 +200,7 @@
                     makeExecuteSynchronously(V1_3::ErrorStatus::GENERAL_FAILURE, {}, kNoTiming)));
 
     // run test
-    const auto result = preparedModel->execute({}, {}, {}, {});
+    const auto result = preparedModel->execute({}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -217,7 +217,7 @@
             .WillOnce(InvokeWithoutArgs(makeGeneralTransportFailure));
 
     // run test
-    const auto result = preparedModel->execute({}, {}, {}, {});
+    const auto result = preparedModel->execute({}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -234,7 +234,7 @@
             .WillOnce(InvokeWithoutArgs(makeDeadObjectFailure));
 
     // run test
-    const auto result = preparedModel->execute({}, {}, {}, {});
+    const auto result = preparedModel->execute({}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -252,7 +252,7 @@
                                                        V1_3::ErrorStatus::NONE, {}, kNoTiming)));
 
     // run test
-    const auto result = preparedModel->execute({}, {}, {}, {});
+    const auto result = preparedModel->execute({}, {}, {}, {}, {}, {});
 
     // verify result
     EXPECT_TRUE(result.has_value())
@@ -271,7 +271,7 @@
                                                        kNoTiming)));
 
     // run test
-    const auto result = preparedModel->execute({}, {}, {}, {});
+    const auto result = preparedModel->execute({}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -289,7 +289,7 @@
                     V1_3::ErrorStatus::NONE, V1_3::ErrorStatus::GENERAL_FAILURE, {}, kNoTiming)));
 
     // run test
-    const auto result = preparedModel->execute({}, {}, {}, {});
+    const auto result = preparedModel->execute({}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -306,7 +306,7 @@
             .WillOnce(InvokeWithoutArgs(makeGeneralTransportFailure));
 
     // run test
-    const auto result = preparedModel->execute({}, {}, {}, {});
+    const auto result = preparedModel->execute({}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -323,7 +323,7 @@
             .WillOnce(InvokeWithoutArgs(makeDeadObjectFailure));
 
     // run test
-    const auto result = preparedModel->execute({}, {}, {}, {});
+    const auto result = preparedModel->execute({}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -344,7 +344,7 @@
             .WillOnce(InvokeWithoutArgs(ret));
 
     // run test
-    const auto result = preparedModel->execute({}, {}, {}, {});
+    const auto result = preparedModel->execute({}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -366,7 +366,7 @@
             .WillOnce(Invoke(makeExecuteFencedReturn(V1_3::ErrorStatus::NONE, {}, mockCallback)));
 
     // run test
-    const auto result = preparedModel->executeFenced({}, {}, {}, {}, {}, {});
+    const auto result = preparedModel->executeFenced({}, {}, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_TRUE(result.has_value())
@@ -396,7 +396,7 @@
             .WillOnce(Invoke(makeExecuteFencedReturn(V1_3::ErrorStatus::NONE, {}, mockCallback)));
 
     // run test
-    const auto result = preparedModel->executeFenced({}, {}, {}, {}, {}, {});
+    const auto result = preparedModel->executeFenced({}, {}, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_TRUE(result.has_value())
@@ -422,7 +422,7 @@
                     makeExecuteFencedReturn(V1_3::ErrorStatus::GENERAL_FAILURE, {}, nullptr)));
 
     // run test
-    const auto result = preparedModel->executeFenced({}, {}, {}, {}, {}, {});
+    const auto result = preparedModel->executeFenced({}, {}, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -439,7 +439,7 @@
             .WillOnce(InvokeWithoutArgs(makeGeneralTransportFailure));
 
     // run test
-    const auto result = preparedModel->executeFenced({}, {}, {}, {}, {}, {});
+    const auto result = preparedModel->executeFenced({}, {}, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -456,7 +456,7 @@
             .WillOnce(InvokeWithoutArgs(makeDeadObjectFailure));
 
     // run test
-    const auto result = preparedModel->executeFenced({}, {}, {}, {}, {}, {});
+    const auto result = preparedModel->executeFenced({}, {}, {}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -475,7 +475,7 @@
                     Invoke(makeExecuteSynchronously(V1_3::ErrorStatus::NONE, {}, kNoTiming)));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -499,7 +499,7 @@
                     makeExecuteSynchronously(V1_3::ErrorStatus::GENERAL_FAILURE, {}, kNoTiming)));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -520,7 +520,7 @@
             .WillOnce(InvokeWithoutArgs(makeGeneralTransportFailure));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -541,7 +541,7 @@
             .WillOnce(InvokeWithoutArgs(makeDeadObjectFailure));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -564,7 +564,7 @@
                     V1_3::ErrorStatus::NONE, V1_3::ErrorStatus::NONE, {}, kNoTiming)));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -589,7 +589,7 @@
                                                        kNoTiming)));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -611,7 +611,7 @@
                     V1_3::ErrorStatus::NONE, V1_3::ErrorStatus::GENERAL_FAILURE, {}, kNoTiming)));
 
     // run test
-    const auto result = preparedModel->execute({}, {}, {}, {});
+    const auto result = preparedModel->execute({}, {}, {}, {}, {}, {});
 
     // verify result
     ASSERT_FALSE(result.has_value());
@@ -628,7 +628,7 @@
             .WillOnce(InvokeWithoutArgs(makeGeneralTransportFailure));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -649,7 +649,7 @@
             .WillOnce(InvokeWithoutArgs(makeDeadObjectFailure));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -674,7 +674,7 @@
             .WillOnce(InvokeWithoutArgs(ret));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -702,7 +702,7 @@
                     Invoke(makeExecuteFencedReturn(V1_3::ErrorStatus::NONE, {}, mockCallback)));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -738,7 +738,7 @@
             .WillOnce(Invoke(makeExecuteFencedReturn(V1_3::ErrorStatus::NONE, {}, mockCallback)));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -768,7 +768,7 @@
                     makeExecuteFencedReturn(V1_3::ErrorStatus::GENERAL_FAILURE, {}, nullptr)));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -789,7 +789,7 @@
             .WillOnce(InvokeWithoutArgs(makeGeneralTransportFailure));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);
@@ -810,7 +810,7 @@
             .WillOnce(InvokeWithoutArgs(makeDeadObjectFailure));
 
     // create execution
-    const auto createResult = preparedModel->createReusableExecution({}, {}, {});
+    const auto createResult = preparedModel->createReusableExecution({}, {}, {}, {}, {});
     ASSERT_TRUE(createResult.has_value())
             << "Failed with " << createResult.error().code << ": " << createResult.error().message;
     ASSERT_NE(createResult.value(), nullptr);