diff --git a/androidaudioplugin/src/main/cpp/core/aapxs/parameters-aapxs.cpp b/androidaudioplugin/src/main/cpp/core/aapxs/parameters-aapxs.cpp
index cdab6517..833a608f 100644
--- a/androidaudioplugin/src/main/cpp/core/aapxs/parameters-aapxs.cpp
+++ b/androidaudioplugin/src/main/cpp/core/aapxs/parameters-aapxs.cpp
@@ -117,6 +117,62 @@ aap::xs::ParametersClientAAPXS::getEnumeration(int32_t index, int32_t enumIndex)
             OPCODE_PARAMETERS_GET_PARAMETER_COUNT);
 }
 
+void aap::xs::ParametersClientAAPXS::completeWithParameterCallback (void* callbackData, void* pluginOrHost, int32_t requestId) {
+    auto cb = (CallbackData*) callbackData;
+    auto thiz = (ParametersClientAAPXS *) cb->context;
+    auto result = thiz->getTypedResult<aap_parameter_info_t>(thiz->serialization);
+    ((aapxs_async_get_parameter_callback) cb->callback) (thiz, pluginOrHost, requestId, cb->index, result);
+    cb->context = nullptr;
+}
+
+void aap::xs::ParametersClientAAPXS::completeWithEnumCallback (void* callbackData, void* pluginOrHost, int32_t requestId) {
+    auto cb = (CallbackData*) callbackData;
+    auto thiz = (ParametersClientAAPXS *) cb->context;
+    auto result = getTypedResult<aap_parameter_enum_t>(thiz->serialization);
+    ((aapxs_async_get_enumeration_callback) cb->callback) (thiz, pluginOrHost, requestId, cb->index, cb->enum_index, result);
+    cb->context = nullptr;
+}
+
+
+int32_t
+aap::xs::ParametersClientAAPXS::getParameterAsync(int32_t index,
+                                                  aapxs_async_get_parameter_callback* callback) {
+    *((int32_t*) serialization->data) = index;
+
+    uint32_t requestId = aapxs_instance->get_new_request_id(aapxs_instance);
+    CallbackData *callbackData = nullptr;
+    for (size_t i = 0; i < UINT8_MAX; i++)
+        if (pending_calls[i].context == nullptr)
+            callbackData = pending_calls + i;
+    assert(callbackData);
+    *callbackData = {this, callback, index, 0};
+    AAPXSRequestContext request{completeWithParameterCallback, callbackData, serialization,
+                                0, AAP_PARAMETERS_EXTENSION_URI, requestId, OPCODE_PARAMETERS_GET_PARAMETER};
+
+    aapxs_instance->send_aapxs_request(aapxs_instance, &request);
+
+    return requestId;
+}
+
+int32_t aap::xs::ParametersClientAAPXS::getEnumerationAsync(int32_t index, int32_t enumIndex,
+                                                            aapxs_async_get_enumeration_callback* callback) {
+    *((int32_t*) serialization->data) = index;
+
+    uint32_t requestId = aapxs_instance->get_new_request_id(aapxs_instance);
+    CallbackData *callbackData = nullptr;
+    for (size_t i = 0; i < UINT8_MAX; i++)
+        if (pending_calls[i].context == nullptr)
+            callbackData = pending_calls + i;
+    assert(callbackData);
+    *callbackData = {this, callback, index, enumIndex};
+    AAPXSRequestContext request{completeWithEnumCallback, callbackData, serialization,
+                                0, AAP_PARAMETERS_EXTENSION_URI, requestId, OPCODE_PARAMETERS_GET_ENUMERATION};
+
+    aapxs_instance->send_aapxs_request(aapxs_instance, &request);
+
+    return requestId;
+}
+
 void aap::xs::ParametersServiceAAPXS::notifyParametersChanged() {
     callVoidFunctionSynchronously(OPCODE_NOTIFY_PARAMETERS_CHANGED);
 }
diff --git a/include/aap/core/aapxs/parameters-aapxs.h b/include/aap/core/aapxs/parameters-aapxs.h
index ce449165..29bd9a5b 100644
--- a/include/aap/core/aapxs/parameters-aapxs.h
+++ b/include/aap/core/aapxs/parameters-aapxs.h
@@ -59,9 +59,24 @@ namespace aap::xs {
     };
 
     class ParametersClientAAPXS : public TypedAAPXS {
+        typedef void (*aapxs_async_get_parameter_callback) (aap::xs::ParametersClientAAPXS*, void * pluginOrHost, int32_t requestId, int32_t index, aap_parameter_info_t result);
+        typedef void (*aapxs_async_get_enumeration_callback) (aap::xs::ParametersClientAAPXS*, void * pluginOrHost, int32_t requestId, int32_t index, int32_t enumIndex, aap_parameter_enum_t result);
+
+        struct CallbackData {
+            void* context{nullptr};
+            void* callback{nullptr};
+            int32_t index{0};
+            int32_t enum_index{0};
+        };
+
+        CallbackData pending_calls[UINT8_MAX];
+        static void completeWithParameterCallback(void *callbackData, void *pluginOrHost, int32_t requestId);
+        static void completeWithEnumCallback(void *callbackData, void *pluginOrHost, int32_t requestId);
+
     public:
         ParametersClientAAPXS(AAPXSInitiatorInstance* initiatorInstance, AAPXSSerializationContext* serialization)
                 : TypedAAPXS(AAP_PARAMETERS_EXTENSION_URI, initiatorInstance, serialization) {
+            memset(pending_calls, 0, sizeof(CallbackData) * UINT8_MAX);
         }
 
         int32_t getParameterCount();
@@ -69,6 +84,11 @@ namespace aap::xs {
         double getProperty(int32_t index, int32_t propertyId);
         int32_t getEnumerationCount(int32_t index);
         aap_parameter_enum_t getEnumeration(int32_t index, int32_t enumIndex);
+
+        // returns request ID
+        int32_t getParameterAsync(int32_t index, aapxs_async_get_parameter_callback* callback);
+        // returns request ID
+        int32_t getEnumerationAsync(int32_t index, int32_t enumIndex, aapxs_async_get_enumeration_callback* callback);
     };
 
     class ParametersServiceAAPXS : public TypedAAPXS {
@@ -82,9 +102,9 @@ namespace aap::xs {
         static void staticNotifyParametersChanged(aap_parameters_host_extension_t* ext, AndroidAudioPluginHost* host) {
             ((ParametersServiceAAPXS*) ext->aapxs_context)->notifyParametersChanged();
         }
-        aap_parameters_host_extension_t as_host_extension{this, staticNotifyParametersChanged};
+        aap_parameters_host_extension_t host_extension{this, staticNotifyParametersChanged};
 
-        aap_parameters_host_extension_t* asHostExtension() { return &as_host_extension; }
+        aap_parameters_host_extension_t* asHostExtension() { return &host_extension; }
     };
 }