diff --git a/esphome/components/api/api_connection.cpp b/esphome/components/api/api_connection.cpp
index c007a0617a..3b7de22a24 100644
--- a/esphome/components/api/api_connection.cpp
+++ b/esphome/components/api/api_connection.cpp
@@ -359,8 +359,7 @@ uint16_t APIConnection::encode_message_to_buffer(ProtoMessage &msg, uint8_t mess
   // Pre-resize buffer to include payload, then encode through raw pointer
   size_t write_start = shared_buf.size();
   shared_buf.resize(write_start + calculated_size);
-  ProtoWriteBuffer buf{&shared_buf, write_start};
-  msg.encode(buf);
+  msg.encode(ProtoWriteBuffer{&shared_buf, write_start});
 
   // Return total size (header + payload + footer)
   return static_cast<uint16_t>(header_padding + calculated_size + footer_size);
@@ -1825,8 +1824,7 @@ bool APIConnection::send_message_impl(const ProtoMessage &msg, uint8_t message_t
   this->prepare_first_message_buffer(shared_buf, payload_size);
   size_t write_start = shared_buf.size();
   shared_buf.resize(write_start + payload_size);
-  ProtoWriteBuffer buf{&shared_buf, write_start};
-  msg.encode(buf);
+  msg.encode(ProtoWriteBuffer{&shared_buf, write_start});
   return this->send_buffer(ProtoWriteBuffer{&shared_buf}, message_type);
 }
 bool APIConnection::send_buffer(ProtoWriteBuffer buffer, uint8_t message_type) {
diff --git a/esphome/components/api/api_pb2.cpp b/esphome/components/api/api_pb2.cpp
index 5c50a8aa5b..b780bbe82e 100644
--- a/esphome/components/api/api_pb2.cpp
+++ b/esphome/components/api/api_pb2.cpp
@@ -31,7 +31,7 @@ bool HelloRequest::decode_length(uint32_t field_id, ProtoLengthDelimited value)
   }
   return true;
 }
-void HelloResponse::encode(ProtoWriteBuffer &buffer) const {
+void HelloResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint32(1, this->api_version_major);
   buffer.encode_uint32(2, this->api_version_minor);
   buffer.encode_string(3, this->server_info);
@@ -44,7 +44,7 @@ void HelloResponse::calculate_size(ProtoSize &size) const {
   size.add_length(1, this->name.size());
 }
 #ifdef USE_AREAS
-void AreaInfo::encode(ProtoWriteBuffer &buffer) const {
+void AreaInfo::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint32(1, this->area_id);
   buffer.encode_string(2, this->name);
 }
@@ -54,7 +54,7 @@ void AreaInfo::calculate_size(ProtoSize &size) const {
 }
 #endif
 #ifdef USE_DEVICES
-void DeviceInfo::encode(ProtoWriteBuffer &buffer) const {
+void DeviceInfo::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint32(1, this->device_id);
   buffer.encode_string(2, this->name);
   buffer.encode_uint32(3, this->area_id);
@@ -65,7 +65,7 @@ void DeviceInfo::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->area_id);
 }
 #endif
-void DeviceInfoResponse::encode(ProtoWriteBuffer &buffer) const {
+void DeviceInfoResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(2, this->name);
   buffer.encode_string(3, this->mac_address);
   buffer.encode_string(4, this->esphome_version);
@@ -176,7 +176,7 @@ void DeviceInfoResponse::calculate_size(ProtoSize &size) const {
 #endif
 }
 #ifdef USE_BINARY_SENSOR
-void ListEntitiesBinarySensorResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesBinarySensorResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -206,7 +206,7 @@ void ListEntitiesBinarySensorResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void BinarySensorStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void BinarySensorStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_bool(2, this->state);
   buffer.encode_bool(3, this->missing_state);
@@ -224,7 +224,7 @@ void BinarySensorStateResponse::calculate_size(ProtoSize &size) const {
 }
 #endif
 #ifdef USE_COVER
-void ListEntitiesCoverResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesCoverResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -260,7 +260,7 @@ void ListEntitiesCoverResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void CoverStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void CoverStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_float(3, this->position);
   buffer.encode_float(4, this->tilt);
@@ -317,7 +317,7 @@ bool CoverCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_FAN
-void ListEntitiesFanResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesFanResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -359,7 +359,7 @@ void ListEntitiesFanResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void FanStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void FanStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_bool(2, this->state);
   buffer.encode_bool(3, this->oscillating);
@@ -443,7 +443,7 @@ bool FanCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_LIGHT
-void ListEntitiesLightResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesLightResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -489,7 +489,7 @@ void ListEntitiesLightResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(2, this->device_id);
 #endif
 }
-void LightStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void LightStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_bool(2, this->state);
   buffer.encode_float(3, this->brightness);
@@ -635,7 +635,7 @@ bool LightCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_SENSOR
-void ListEntitiesSensorResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesSensorResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -671,7 +671,7 @@ void ListEntitiesSensorResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void SensorStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void SensorStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_float(2, this->state);
   buffer.encode_bool(3, this->missing_state);
@@ -689,7 +689,7 @@ void SensorStateResponse::calculate_size(ProtoSize &size) const {
 }
 #endif
 #ifdef USE_SWITCH
-void ListEntitiesSwitchResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesSwitchResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -719,7 +719,7 @@ void ListEntitiesSwitchResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void SwitchStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void SwitchStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_bool(2, this->state);
 #ifdef USE_DEVICES
@@ -760,7 +760,7 @@ bool SwitchCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_TEXT_SENSOR
-void ListEntitiesTextSensorResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesTextSensorResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -788,7 +788,7 @@ void ListEntitiesTextSensorResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void TextSensorStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void TextSensorStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_string(2, this->state);
   buffer.encode_bool(3, this->missing_state);
@@ -818,7 +818,7 @@ bool SubscribeLogsRequest::decode_varint(uint32_t field_id, ProtoVarInt value) {
   }
   return true;
 }
-void SubscribeLogsResponse::encode(ProtoWriteBuffer &buffer) const {
+void SubscribeLogsResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint32(1, static_cast<uint32_t>(this->level));
   buffer.encode_bytes(3, this->message_ptr_, this->message_len_);
 }
@@ -839,11 +839,11 @@ bool NoiseEncryptionSetKeyRequest::decode_length(uint32_t field_id, ProtoLengthD
   }
   return true;
 }
-void NoiseEncryptionSetKeyResponse::encode(ProtoWriteBuffer &buffer) const { buffer.encode_bool(1, this->success); }
+void NoiseEncryptionSetKeyResponse::encode(ProtoWriteBuffer buffer) const { buffer.encode_bool(1, this->success); }
 void NoiseEncryptionSetKeyResponse::calculate_size(ProtoSize &size) const { size.add_bool(1, this->success); }
 #endif
 #ifdef USE_API_HOMEASSISTANT_SERVICES
-void HomeassistantServiceMap::encode(ProtoWriteBuffer &buffer) const {
+void HomeassistantServiceMap::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->key);
   buffer.encode_string(2, this->value);
 }
@@ -851,7 +851,7 @@ void HomeassistantServiceMap::calculate_size(ProtoSize &size) const {
   size.add_length(1, this->key.size());
   size.add_length(1, this->value.size());
 }
-void HomeassistantActionRequest::encode(ProtoWriteBuffer &buffer) const {
+void HomeassistantActionRequest::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->service);
   for (auto &it : this->data) {
     buffer.encode_message(2, it);
@@ -924,7 +924,7 @@ bool HomeassistantActionResponse::decode_length(uint32_t field_id, ProtoLengthDe
 }
 #endif
 #ifdef USE_API_HOMEASSISTANT_STATES
-void SubscribeHomeAssistantStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void SubscribeHomeAssistantStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->entity_id);
   buffer.encode_string(2, this->attribute);
   buffer.encode_bool(3, this->once);
@@ -976,7 +976,7 @@ bool GetTimeResponse::decode_32bit(uint32_t field_id, Proto32Bit value) {
   return true;
 }
 #ifdef USE_API_USER_DEFINED_ACTIONS
-void ListEntitiesServicesArgument::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesServicesArgument::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->name);
   buffer.encode_uint32(2, static_cast<uint32_t>(this->type));
 }
@@ -984,7 +984,7 @@ void ListEntitiesServicesArgument::calculate_size(ProtoSize &size) const {
   size.add_length(1, this->name.size());
   size.add_uint32(1, static_cast<uint32_t>(this->type));
 }
-void ListEntitiesServicesResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesServicesResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->name);
   buffer.encode_fixed32(2, this->key);
   for (auto &it : this->args) {
@@ -1103,7 +1103,7 @@ void ExecuteServiceRequest::decode(const uint8_t *buffer, size_t length) {
 }
 #endif
 #ifdef USE_API_USER_DEFINED_ACTION_RESPONSES
-void ExecuteServiceResponse::encode(ProtoWriteBuffer &buffer) const {
+void ExecuteServiceResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint32(1, this->call_id);
   buffer.encode_bool(2, this->success);
   buffer.encode_string(3, this->error_message);
@@ -1121,7 +1121,7 @@ void ExecuteServiceResponse::calculate_size(ProtoSize &size) const {
 }
 #endif
 #ifdef USE_CAMERA
-void ListEntitiesCameraResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesCameraResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -1147,7 +1147,7 @@ void ListEntitiesCameraResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void CameraImageResponse::encode(ProtoWriteBuffer &buffer) const {
+void CameraImageResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_bytes(2, this->data_ptr_, this->data_len_);
   buffer.encode_bool(3, this->done);
@@ -1178,7 +1178,7 @@ bool CameraImageRequest::decode_varint(uint32_t field_id, ProtoVarInt value) {
 }
 #endif
 #ifdef USE_CLIMATE
-void ListEntitiesClimateResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesClimateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -1276,7 +1276,7 @@ void ListEntitiesClimateResponse::calculate_size(ProtoSize &size) const {
 #endif
   size.add_uint32(2, this->feature_flags);
 }
-void ClimateStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void ClimateStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_uint32(2, static_cast<uint32_t>(this->mode));
   buffer.encode_float(3, this->current_temperature);
@@ -1407,7 +1407,7 @@ bool ClimateCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_WATER_HEATER
-void ListEntitiesWaterHeaterResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesWaterHeaterResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -1449,7 +1449,7 @@ void ListEntitiesWaterHeaterResponse::calculate_size(ProtoSize &size) const {
   }
   size.add_uint32(1, this->supported_features);
 }
-void WaterHeaterStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void WaterHeaterStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_float(2, this->current_temperature);
   buffer.encode_float(3, this->target_temperature);
@@ -1515,7 +1515,7 @@ bool WaterHeaterCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value
 }
 #endif
 #ifdef USE_NUMBER
-void ListEntitiesNumberResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesNumberResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -1553,7 +1553,7 @@ void ListEntitiesNumberResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void NumberStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void NumberStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_float(2, this->state);
   buffer.encode_bool(3, this->missing_state);
@@ -1596,7 +1596,7 @@ bool NumberCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_SELECT
-void ListEntitiesSelectResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesSelectResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -1630,7 +1630,7 @@ void ListEntitiesSelectResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void SelectStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void SelectStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_string(2, this->state);
   buffer.encode_bool(3, this->missing_state);
@@ -1681,7 +1681,7 @@ bool SelectCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_SIREN
-void ListEntitiesSirenResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesSirenResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -1719,7 +1719,7 @@ void ListEntitiesSirenResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void SirenStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void SirenStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_bool(2, this->state);
 #ifdef USE_DEVICES
@@ -1789,7 +1789,7 @@ bool SirenCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_LOCK
-void ListEntitiesLockResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesLockResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -1823,7 +1823,7 @@ void ListEntitiesLockResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void LockStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void LockStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_uint32(2, static_cast<uint32_t>(this->state));
 #ifdef USE_DEVICES
@@ -1878,7 +1878,7 @@ bool LockCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_BUTTON
-void ListEntitiesButtonResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesButtonResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -1930,7 +1930,7 @@ bool ButtonCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_MEDIA_PLAYER
-void MediaPlayerSupportedFormat::encode(ProtoWriteBuffer &buffer) const {
+void MediaPlayerSupportedFormat::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->format);
   buffer.encode_uint32(2, this->sample_rate);
   buffer.encode_uint32(3, this->num_channels);
@@ -1944,7 +1944,7 @@ void MediaPlayerSupportedFormat::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, static_cast<uint32_t>(this->purpose));
   size.add_uint32(1, this->sample_bytes);
 }
-void ListEntitiesMediaPlayerResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesMediaPlayerResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -1978,7 +1978,7 @@ void ListEntitiesMediaPlayerResponse::calculate_size(ProtoSize &size) const {
 #endif
   size.add_uint32(1, this->feature_flags);
 }
-void MediaPlayerStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void MediaPlayerStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_uint32(2, static_cast<uint32_t>(this->state));
   buffer.encode_float(3, this->volume);
@@ -2062,7 +2062,7 @@ bool SubscribeBluetoothLEAdvertisementsRequest::decode_varint(uint32_t field_id,
   }
   return true;
 }
-void BluetoothLERawAdvertisement::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothLERawAdvertisement::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
   buffer.encode_sint32(2, this->rssi);
   buffer.encode_uint32(3, this->address_type);
@@ -2074,7 +2074,7 @@ void BluetoothLERawAdvertisement::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->address_type);
   size.add_length(1, this->data_len);
 }
-void BluetoothLERawAdvertisementsResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothLERawAdvertisementsResponse::encode(ProtoWriteBuffer buffer) const {
   for (uint16_t i = 0; i < this->advertisements_len; i++) {
     buffer.encode_message(1, this->advertisements[i]);
   }
@@ -2103,7 +2103,7 @@ bool BluetoothDeviceRequest::decode_varint(uint32_t field_id, ProtoVarInt value)
   }
   return true;
 }
-void BluetoothDeviceConnectionResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothDeviceConnectionResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
   buffer.encode_bool(2, this->connected);
   buffer.encode_uint32(3, this->mtu);
@@ -2125,7 +2125,7 @@ bool BluetoothGATTGetServicesRequest::decode_varint(uint32_t field_id, ProtoVarI
   }
   return true;
 }
-void BluetoothGATTDescriptor::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothGATTDescriptor::encode(ProtoWriteBuffer buffer) const {
   if (this->uuid[0] != 0 || this->uuid[1] != 0) {
     buffer.encode_uint64(1, this->uuid[0], true);
     buffer.encode_uint64(1, this->uuid[1], true);
@@ -2141,7 +2141,7 @@ void BluetoothGATTDescriptor::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->handle);
   size.add_uint32(1, this->short_uuid);
 }
-void BluetoothGATTCharacteristic::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothGATTCharacteristic::encode(ProtoWriteBuffer buffer) const {
   if (this->uuid[0] != 0 || this->uuid[1] != 0) {
     buffer.encode_uint64(1, this->uuid[0], true);
     buffer.encode_uint64(1, this->uuid[1], true);
@@ -2163,7 +2163,7 @@ void BluetoothGATTCharacteristic::calculate_size(ProtoSize &size) const {
   size.add_repeated_message(1, this->descriptors);
   size.add_uint32(1, this->short_uuid);
 }
-void BluetoothGATTService::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothGATTService::encode(ProtoWriteBuffer buffer) const {
   if (this->uuid[0] != 0 || this->uuid[1] != 0) {
     buffer.encode_uint64(1, this->uuid[0], true);
     buffer.encode_uint64(1, this->uuid[1], true);
@@ -2183,7 +2183,7 @@ void BluetoothGATTService::calculate_size(ProtoSize &size) const {
   size.add_repeated_message(1, this->characteristics);
   size.add_uint32(1, this->short_uuid);
 }
-void BluetoothGATTGetServicesResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothGATTGetServicesResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
   for (auto &it : this->services) {
     buffer.encode_message(2, it);
@@ -2193,7 +2193,7 @@ void BluetoothGATTGetServicesResponse::calculate_size(ProtoSize &size) const {
   size.add_uint64(1, this->address);
   size.add_repeated_message(1, this->services);
 }
-void BluetoothGATTGetServicesDoneResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothGATTGetServicesDoneResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
 }
 void BluetoothGATTGetServicesDoneResponse::calculate_size(ProtoSize &size) const { size.add_uint64(1, this->address); }
@@ -2210,7 +2210,7 @@ bool BluetoothGATTReadRequest::decode_varint(uint32_t field_id, ProtoVarInt valu
   }
   return true;
 }
-void BluetoothGATTReadResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothGATTReadResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
   buffer.encode_uint32(2, this->handle);
   buffer.encode_bytes(3, this->data_ptr_, this->data_len_);
@@ -2302,7 +2302,7 @@ bool BluetoothGATTNotifyRequest::decode_varint(uint32_t field_id, ProtoVarInt va
   }
   return true;
 }
-void BluetoothGATTNotifyDataResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothGATTNotifyDataResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
   buffer.encode_uint32(2, this->handle);
   buffer.encode_bytes(3, this->data_ptr_, this->data_len_);
@@ -2312,7 +2312,7 @@ void BluetoothGATTNotifyDataResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->handle);
   size.add_length(1, this->data_len_);
 }
-void BluetoothConnectionsFreeResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothConnectionsFreeResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint32(1, this->free);
   buffer.encode_uint32(2, this->limit);
   for (const auto &it : this->allocated) {
@@ -2330,7 +2330,7 @@ void BluetoothConnectionsFreeResponse::calculate_size(ProtoSize &size) const {
     }
   }
 }
-void BluetoothGATTErrorResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothGATTErrorResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
   buffer.encode_uint32(2, this->handle);
   buffer.encode_int32(3, this->error);
@@ -2340,7 +2340,7 @@ void BluetoothGATTErrorResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->handle);
   size.add_int32(1, this->error);
 }
-void BluetoothGATTWriteResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothGATTWriteResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
   buffer.encode_uint32(2, this->handle);
 }
@@ -2348,7 +2348,7 @@ void BluetoothGATTWriteResponse::calculate_size(ProtoSize &size) const {
   size.add_uint64(1, this->address);
   size.add_uint32(1, this->handle);
 }
-void BluetoothGATTNotifyResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothGATTNotifyResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
   buffer.encode_uint32(2, this->handle);
 }
@@ -2356,7 +2356,7 @@ void BluetoothGATTNotifyResponse::calculate_size(ProtoSize &size) const {
   size.add_uint64(1, this->address);
   size.add_uint32(1, this->handle);
 }
-void BluetoothDevicePairingResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothDevicePairingResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
   buffer.encode_bool(2, this->paired);
   buffer.encode_int32(3, this->error);
@@ -2366,7 +2366,7 @@ void BluetoothDevicePairingResponse::calculate_size(ProtoSize &size) const {
   size.add_bool(1, this->paired);
   size.add_int32(1, this->error);
 }
-void BluetoothDeviceUnpairingResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothDeviceUnpairingResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
   buffer.encode_bool(2, this->success);
   buffer.encode_int32(3, this->error);
@@ -2376,7 +2376,7 @@ void BluetoothDeviceUnpairingResponse::calculate_size(ProtoSize &size) const {
   size.add_bool(1, this->success);
   size.add_int32(1, this->error);
 }
-void BluetoothDeviceClearCacheResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothDeviceClearCacheResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint64(1, this->address);
   buffer.encode_bool(2, this->success);
   buffer.encode_int32(3, this->error);
@@ -2386,7 +2386,7 @@ void BluetoothDeviceClearCacheResponse::calculate_size(ProtoSize &size) const {
   size.add_bool(1, this->success);
   size.add_int32(1, this->error);
 }
-void BluetoothScannerStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void BluetoothScannerStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint32(1, static_cast<uint32_t>(this->state));
   buffer.encode_uint32(2, static_cast<uint32_t>(this->mode));
   buffer.encode_uint32(3, static_cast<uint32_t>(this->configured_mode));
@@ -2421,7 +2421,7 @@ bool SubscribeVoiceAssistantRequest::decode_varint(uint32_t field_id, ProtoVarIn
   }
   return true;
 }
-void VoiceAssistantAudioSettings::encode(ProtoWriteBuffer &buffer) const {
+void VoiceAssistantAudioSettings::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint32(1, this->noise_suppression_level);
   buffer.encode_uint32(2, this->auto_gain);
   buffer.encode_float(3, this->volume_multiplier);
@@ -2431,7 +2431,7 @@ void VoiceAssistantAudioSettings::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->auto_gain);
   size.add_float(1, this->volume_multiplier);
 }
-void VoiceAssistantRequest::encode(ProtoWriteBuffer &buffer) const {
+void VoiceAssistantRequest::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_bool(1, this->start);
   buffer.encode_string(2, this->conversation_id);
   buffer.encode_uint32(3, this->flags);
@@ -2516,7 +2516,7 @@ bool VoiceAssistantAudio::decode_length(uint32_t field_id, ProtoLengthDelimited
   }
   return true;
 }
-void VoiceAssistantAudio::encode(ProtoWriteBuffer &buffer) const {
+void VoiceAssistantAudio::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_bytes(1, this->data, this->data_len);
   buffer.encode_bool(2, this->end);
 }
@@ -2587,9 +2587,9 @@ bool VoiceAssistantAnnounceRequest::decode_length(uint32_t field_id, ProtoLength
   }
   return true;
 }
-void VoiceAssistantAnnounceFinished::encode(ProtoWriteBuffer &buffer) const { buffer.encode_bool(1, this->success); }
+void VoiceAssistantAnnounceFinished::encode(ProtoWriteBuffer buffer) const { buffer.encode_bool(1, this->success); }
 void VoiceAssistantAnnounceFinished::calculate_size(ProtoSize &size) const { size.add_bool(1, this->success); }
-void VoiceAssistantWakeWord::encode(ProtoWriteBuffer &buffer) const {
+void VoiceAssistantWakeWord::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->id);
   buffer.encode_string(2, this->wake_word);
   for (auto &it : this->trained_languages) {
@@ -2656,7 +2656,7 @@ bool VoiceAssistantConfigurationRequest::decode_length(uint32_t field_id, ProtoL
   }
   return true;
 }
-void VoiceAssistantConfigurationResponse::encode(ProtoWriteBuffer &buffer) const {
+void VoiceAssistantConfigurationResponse::encode(ProtoWriteBuffer buffer) const {
   for (auto &it : this->available_wake_words) {
     buffer.encode_message(1, it);
   }
@@ -2686,7 +2686,7 @@ bool VoiceAssistantSetConfiguration::decode_length(uint32_t field_id, ProtoLengt
 }
 #endif
 #ifdef USE_ALARM_CONTROL_PANEL
-void ListEntitiesAlarmControlPanelResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesAlarmControlPanelResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -2718,7 +2718,7 @@ void ListEntitiesAlarmControlPanelResponse::calculate_size(ProtoSize &size) cons
   size.add_uint32(1, this->device_id);
 #endif
 }
-void AlarmControlPanelStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void AlarmControlPanelStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_uint32(2, static_cast<uint32_t>(this->state));
 #ifdef USE_DEVICES
@@ -2770,7 +2770,7 @@ bool AlarmControlPanelCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit
 }
 #endif
 #ifdef USE_TEXT
-void ListEntitiesTextResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesTextResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -2804,7 +2804,7 @@ void ListEntitiesTextResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void TextStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void TextStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_string(2, this->state);
   buffer.encode_bool(3, this->missing_state);
@@ -2855,7 +2855,7 @@ bool TextCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_DATETIME_DATE
-void ListEntitiesDateResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesDateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -2881,7 +2881,7 @@ void ListEntitiesDateResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void DateStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void DateStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_bool(2, this->missing_state);
   buffer.encode_uint32(3, this->year);
@@ -2934,7 +2934,7 @@ bool DateCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_DATETIME_TIME
-void ListEntitiesTimeResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesTimeResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -2960,7 +2960,7 @@ void ListEntitiesTimeResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void TimeStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void TimeStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_bool(2, this->missing_state);
   buffer.encode_uint32(3, this->hour);
@@ -3013,7 +3013,7 @@ bool TimeCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_EVENT
-void ListEntitiesEventResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesEventResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -3049,7 +3049,7 @@ void ListEntitiesEventResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void EventResponse::encode(ProtoWriteBuffer &buffer) const {
+void EventResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_string(2, this->event_type);
 #ifdef USE_DEVICES
@@ -3065,7 +3065,7 @@ void EventResponse::calculate_size(ProtoSize &size) const {
 }
 #endif
 #ifdef USE_VALVE
-void ListEntitiesValveResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesValveResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -3099,7 +3099,7 @@ void ListEntitiesValveResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void ValveStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void ValveStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_float(2, this->position);
   buffer.encode_uint32(3, static_cast<uint32_t>(this->current_operation));
@@ -3148,7 +3148,7 @@ bool ValveCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_DATETIME_DATETIME
-void ListEntitiesDateTimeResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesDateTimeResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -3174,7 +3174,7 @@ void ListEntitiesDateTimeResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void DateTimeStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void DateTimeStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_bool(2, this->missing_state);
   buffer.encode_fixed32(3, this->epoch_seconds);
@@ -3217,7 +3217,7 @@ bool DateTimeCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 }
 #endif
 #ifdef USE_UPDATE
-void ListEntitiesUpdateResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesUpdateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -3245,7 +3245,7 @@ void ListEntitiesUpdateResponse::calculate_size(ProtoSize &size) const {
   size.add_uint32(1, this->device_id);
 #endif
 }
-void UpdateStateResponse::encode(ProtoWriteBuffer &buffer) const {
+void UpdateStateResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_fixed32(1, this->key);
   buffer.encode_bool(2, this->missing_state);
   buffer.encode_bool(3, this->in_progress);
@@ -3314,7 +3314,7 @@ bool ZWaveProxyFrame::decode_length(uint32_t field_id, ProtoLengthDelimited valu
   }
   return true;
 }
-void ZWaveProxyFrame::encode(ProtoWriteBuffer &buffer) const { buffer.encode_bytes(1, this->data, this->data_len); }
+void ZWaveProxyFrame::encode(ProtoWriteBuffer buffer) const { buffer.encode_bytes(1, this->data, this->data_len); }
 void ZWaveProxyFrame::calculate_size(ProtoSize &size) const { size.add_length(1, this->data_len); }
 bool ZWaveProxyRequest::decode_varint(uint32_t field_id, ProtoVarInt value) {
   switch (field_id) {
@@ -3338,7 +3338,7 @@ bool ZWaveProxyRequest::decode_length(uint32_t field_id, ProtoLengthDelimited va
   }
   return true;
 }
-void ZWaveProxyRequest::encode(ProtoWriteBuffer &buffer) const {
+void ZWaveProxyRequest::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint32(1, static_cast<uint32_t>(this->type));
   buffer.encode_bytes(2, this->data, this->data_len);
 }
@@ -3348,7 +3348,7 @@ void ZWaveProxyRequest::calculate_size(ProtoSize &size) const {
 }
 #endif
 #ifdef USE_INFRARED
-void ListEntitiesInfraredResponse::encode(ProtoWriteBuffer &buffer) const {
+void ListEntitiesInfraredResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->object_id);
   buffer.encode_fixed32(2, this->key);
   buffer.encode_string(3, this->name);
@@ -3419,7 +3419,7 @@ bool InfraredRFTransmitRawTimingsRequest::decode_32bit(uint32_t field_id, Proto3
   }
   return true;
 }
-void InfraredRFReceiveEvent::encode(ProtoWriteBuffer &buffer) const {
+void InfraredRFReceiveEvent::encode(ProtoWriteBuffer buffer) const {
 #ifdef USE_DEVICES
   buffer.encode_uint32(1, this->device_id);
 #endif
diff --git a/esphome/components/api/api_pb2.h b/esphome/components/api/api_pb2.h
index c90873d993..d001f869c5 100644
--- a/esphome/components/api/api_pb2.h
+++ b/esphome/components/api/api_pb2.h
@@ -382,7 +382,7 @@ class HelloResponse final : public ProtoMessage {
   uint32_t api_version_minor{0};
   StringRef server_info{};
   StringRef name{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -447,7 +447,7 @@ class AreaInfo final : public ProtoMessage {
  public:
   uint32_t area_id{0};
   StringRef name{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -462,7 +462,7 @@ class DeviceInfo final : public ProtoMessage {
   uint32_t device_id{0};
   StringRef name{};
   uint32_t area_id{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -527,7 +527,7 @@ class DeviceInfoResponse final : public ProtoMessage {
 #ifdef USE_ZWAVE_PROXY
   uint32_t zwave_home_id{0};
 #endif
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -558,7 +558,7 @@ class ListEntitiesBinarySensorResponse final : public InfoResponseProtoMessage {
 #endif
   StringRef device_class{};
   bool is_status_binary_sensor{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -575,7 +575,7 @@ class BinarySensorStateResponse final : public StateResponseProtoMessage {
 #endif
   bool state{false};
   bool missing_state{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -597,7 +597,7 @@ class ListEntitiesCoverResponse final : public InfoResponseProtoMessage {
   bool supports_tilt{false};
   StringRef device_class{};
   bool supports_stop{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -615,7 +615,7 @@ class CoverStateResponse final : public StateResponseProtoMessage {
   float position{0.0f};
   float tilt{0.0f};
   enums::CoverOperation current_operation{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -657,7 +657,7 @@ class ListEntitiesFanResponse final : public InfoResponseProtoMessage {
   bool supports_direction{false};
   int32_t supported_speed_count{0};
   const std::vector<const char *> *supported_preset_modes{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -677,7 +677,7 @@ class FanStateResponse final : public StateResponseProtoMessage {
   enums::FanDirection direction{};
   int32_t speed_level{0};
   StringRef preset_mode{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -724,7 +724,7 @@ class ListEntitiesLightResponse final : public InfoResponseProtoMessage {
   float min_mireds{0.0f};
   float max_mireds{0.0f};
   const FixedVector<const char *> *effects{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -751,7 +751,7 @@ class LightStateResponse final : public StateResponseProtoMessage {
   float cold_white{0.0f};
   float warm_white{0.0f};
   StringRef effect{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -815,7 +815,7 @@ class ListEntitiesSensorResponse final : public InfoResponseProtoMessage {
   bool force_update{false};
   StringRef device_class{};
   enums::SensorStateClass state_class{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -832,7 +832,7 @@ class SensorStateResponse final : public StateResponseProtoMessage {
 #endif
   float state{0.0f};
   bool missing_state{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -851,7 +851,7 @@ class ListEntitiesSwitchResponse final : public InfoResponseProtoMessage {
 #endif
   bool assumed_state{false};
   StringRef device_class{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -867,7 +867,7 @@ class SwitchStateResponse final : public StateResponseProtoMessage {
   const char *message_name() const override { return "switch_state_response"; }
 #endif
   bool state{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -901,7 +901,7 @@ class ListEntitiesTextSensorResponse final : public InfoResponseProtoMessage {
   const char *message_name() const override { return "list_entities_text_sensor_response"; }
 #endif
   StringRef device_class{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -918,7 +918,7 @@ class TextSensorStateResponse final : public StateResponseProtoMessage {
 #endif
   StringRef state{};
   bool missing_state{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -957,7 +957,7 @@ class SubscribeLogsResponse final : public ProtoMessage {
     this->message_ptr_ = data;
     this->message_len_ = len;
   }
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -990,7 +990,7 @@ class NoiseEncryptionSetKeyResponse final : public ProtoMessage {
   const char *message_name() const override { return "noise_encryption_set_key_response"; }
 #endif
   bool success{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1004,7 +1004,7 @@ class HomeassistantServiceMap final : public ProtoMessage {
  public:
   StringRef key{};
   StringRef value{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1033,7 +1033,7 @@ class HomeassistantActionRequest final : public ProtoMessage {
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
   StringRef response_template{};
 #endif
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1077,7 +1077,7 @@ class SubscribeHomeAssistantStateResponse final : public ProtoMessage {
   StringRef entity_id{};
   StringRef attribute{};
   bool once{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1138,7 +1138,7 @@ class ListEntitiesServicesArgument final : public ProtoMessage {
  public:
   StringRef name{};
   enums::ServiceArgType type{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1157,7 +1157,7 @@ class ListEntitiesServicesResponse final : public ProtoMessage {
   uint32_t key{0};
   FixedVector<ListEntitiesServicesArgument> args{};
   enums::SupportsResponseType supports_response{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1227,7 +1227,7 @@ class ExecuteServiceResponse final : public ProtoMessage {
   const uint8_t *response_data{nullptr};
   uint16_t response_data_len{0};
 #endif
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1244,7 +1244,7 @@ class ListEntitiesCameraResponse final : public InfoResponseProtoMessage {
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *message_name() const override { return "list_entities_camera_response"; }
 #endif
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1266,7 +1266,7 @@ class CameraImageResponse final : public StateResponseProtoMessage {
     this->data_len_ = len;
   }
   bool done{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1317,7 +1317,7 @@ class ListEntitiesClimateResponse final : public InfoResponseProtoMessage {
   float visual_min_humidity{0.0f};
   float visual_max_humidity{0.0f};
   uint32_t feature_flags{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1345,7 +1345,7 @@ class ClimateStateResponse final : public StateResponseProtoMessage {
   StringRef custom_preset{};
   float current_humidity{0.0f};
   float target_humidity{0.0f};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1403,7 +1403,7 @@ class ListEntitiesWaterHeaterResponse final : public InfoResponseProtoMessage {
   float target_temperature_step{0.0f};
   const water_heater::WaterHeaterModeMask *supported_modes{};
   uint32_t supported_features{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1424,7 +1424,7 @@ class WaterHeaterStateResponse final : public StateResponseProtoMessage {
   uint32_t state{0};
   float target_temperature_low{0.0f};
   float target_temperature_high{0.0f};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1468,7 +1468,7 @@ class ListEntitiesNumberResponse final : public InfoResponseProtoMessage {
   StringRef unit_of_measurement{};
   enums::NumberMode mode{};
   StringRef device_class{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1485,7 +1485,7 @@ class NumberStateResponse final : public StateResponseProtoMessage {
 #endif
   float state{0.0f};
   bool missing_state{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1519,7 +1519,7 @@ class ListEntitiesSelectResponse final : public InfoResponseProtoMessage {
   const char *message_name() const override { return "list_entities_select_response"; }
 #endif
   const FixedVector<const char *> *options{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1536,7 +1536,7 @@ class SelectStateResponse final : public StateResponseProtoMessage {
 #endif
   StringRef state{};
   bool missing_state{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1573,7 +1573,7 @@ class ListEntitiesSirenResponse final : public InfoResponseProtoMessage {
   const FixedVector<const char *> *tones{};
   bool supports_duration{false};
   bool supports_volume{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1589,7 +1589,7 @@ class SirenStateResponse final : public StateResponseProtoMessage {
   const char *message_name() const override { return "siren_state_response"; }
 #endif
   bool state{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1634,7 +1634,7 @@ class ListEntitiesLockResponse final : public InfoResponseProtoMessage {
   bool supports_open{false};
   bool requires_code{false};
   StringRef code_format{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1650,7 +1650,7 @@ class LockStateResponse final : public StateResponseProtoMessage {
   const char *message_name() const override { return "lock_state_response"; }
 #endif
   enums::LockState state{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1687,7 +1687,7 @@ class ListEntitiesButtonResponse final : public InfoResponseProtoMessage {
   const char *message_name() const override { return "list_entities_button_response"; }
 #endif
   StringRef device_class{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1719,7 +1719,7 @@ class MediaPlayerSupportedFormat final : public ProtoMessage {
   uint32_t num_channels{0};
   enums::MediaPlayerFormatPurpose purpose{};
   uint32_t sample_bytes{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1737,7 +1737,7 @@ class ListEntitiesMediaPlayerResponse final : public InfoResponseProtoMessage {
   bool supports_pause{false};
   std::vector<MediaPlayerSupportedFormat> supported_formats{};
   uint32_t feature_flags{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1755,7 +1755,7 @@ class MediaPlayerStateResponse final : public StateResponseProtoMessage {
   enums::MediaPlayerState state{};
   float volume{0.0f};
   bool muted{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1811,7 +1811,7 @@ class BluetoothLERawAdvertisement final : public ProtoMessage {
   uint32_t address_type{0};
   uint8_t data[62]{};
   uint8_t data_len{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1828,7 +1828,7 @@ class BluetoothLERawAdvertisementsResponse final : public ProtoMessage {
 #endif
   std::array<BluetoothLERawAdvertisement, BLUETOOTH_PROXY_ADVERTISEMENT_BATCH_SIZE> advertisements{};
   uint16_t advertisements_len{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1865,7 +1865,7 @@ class BluetoothDeviceConnectionResponse final : public ProtoMessage {
   bool connected{false};
   uint32_t mtu{0};
   int32_t error{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1893,7 +1893,7 @@ class BluetoothGATTDescriptor final : public ProtoMessage {
   std::array<uint64_t, 2> uuid{};
   uint32_t handle{0};
   uint32_t short_uuid{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1908,7 +1908,7 @@ class BluetoothGATTCharacteristic final : public ProtoMessage {
   uint32_t properties{0};
   FixedVector<BluetoothGATTDescriptor> descriptors{};
   uint32_t short_uuid{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1922,7 +1922,7 @@ class BluetoothGATTService final : public ProtoMessage {
   uint32_t handle{0};
   FixedVector<BluetoothGATTCharacteristic> characteristics{};
   uint32_t short_uuid{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1939,7 +1939,7 @@ class BluetoothGATTGetServicesResponse final : public ProtoMessage {
 #endif
   uint64_t address{0};
   std::vector<BluetoothGATTService> services{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1955,7 +1955,7 @@ class BluetoothGATTGetServicesDoneResponse final : public ProtoMessage {
   const char *message_name() const override { return "bluetooth_gatt_get_services_done_response"; }
 #endif
   uint64_t address{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -1994,7 +1994,7 @@ class BluetoothGATTReadResponse final : public ProtoMessage {
     this->data_ptr_ = data;
     this->data_len_ = len;
   }
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2089,7 +2089,7 @@ class BluetoothGATTNotifyDataResponse final : public ProtoMessage {
     this->data_ptr_ = data;
     this->data_len_ = len;
   }
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2107,7 +2107,7 @@ class BluetoothConnectionsFreeResponse final : public ProtoMessage {
   uint32_t free{0};
   uint32_t limit{0};
   std::array<uint64_t, BLUETOOTH_PROXY_MAX_CONNECTIONS> allocated{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2125,7 +2125,7 @@ class BluetoothGATTErrorResponse final : public ProtoMessage {
   uint64_t address{0};
   uint32_t handle{0};
   int32_t error{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2142,7 +2142,7 @@ class BluetoothGATTWriteResponse final : public ProtoMessage {
 #endif
   uint64_t address{0};
   uint32_t handle{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2159,7 +2159,7 @@ class BluetoothGATTNotifyResponse final : public ProtoMessage {
 #endif
   uint64_t address{0};
   uint32_t handle{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2177,7 +2177,7 @@ class BluetoothDevicePairingResponse final : public ProtoMessage {
   uint64_t address{0};
   bool paired{false};
   int32_t error{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2195,7 +2195,7 @@ class BluetoothDeviceUnpairingResponse final : public ProtoMessage {
   uint64_t address{0};
   bool success{false};
   int32_t error{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2213,7 +2213,7 @@ class BluetoothDeviceClearCacheResponse final : public ProtoMessage {
   uint64_t address{0};
   bool success{false};
   int32_t error{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2231,7 +2231,7 @@ class BluetoothScannerStateResponse final : public ProtoMessage {
   enums::BluetoothScannerState state{};
   enums::BluetoothScannerMode mode{};
   enums::BluetoothScannerMode configured_mode{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2277,7 +2277,7 @@ class VoiceAssistantAudioSettings final : public ProtoMessage {
   uint32_t noise_suppression_level{0};
   uint32_t auto_gain{0};
   float volume_multiplier{0.0f};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2297,7 +2297,7 @@ class VoiceAssistantRequest final : public ProtoMessage {
   uint32_t flags{0};
   VoiceAssistantAudioSettings audio_settings{};
   StringRef wake_word_phrase{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2359,7 +2359,7 @@ class VoiceAssistantAudio final : public ProtoDecodableMessage {
   const uint8_t *data{nullptr};
   uint16_t data_len{0};
   bool end{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2417,7 +2417,7 @@ class VoiceAssistantAnnounceFinished final : public ProtoMessage {
   const char *message_name() const override { return "voice_assistant_announce_finished"; }
 #endif
   bool success{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2430,7 +2430,7 @@ class VoiceAssistantWakeWord final : public ProtoMessage {
   StringRef id{};
   StringRef wake_word{};
   std::vector<std::string> trained_languages{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2480,7 +2480,7 @@ class VoiceAssistantConfigurationResponse final : public ProtoMessage {
   std::vector<VoiceAssistantWakeWord> available_wake_words{};
   const std::vector<std::string> *active_wake_words{};
   uint32_t max_active_wake_words{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2515,7 +2515,7 @@ class ListEntitiesAlarmControlPanelResponse final : public InfoResponseProtoMess
   uint32_t supported_features{0};
   bool requires_code{false};
   bool requires_code_to_arm{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2531,7 +2531,7 @@ class AlarmControlPanelStateResponse final : public StateResponseProtoMessage {
   const char *message_name() const override { return "alarm_control_panel_state_response"; }
 #endif
   enums::AlarmControlPanelState state{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2570,7 +2570,7 @@ class ListEntitiesTextResponse final : public InfoResponseProtoMessage {
   uint32_t max_length{0};
   StringRef pattern{};
   enums::TextMode mode{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2587,7 +2587,7 @@ class TextStateResponse final : public StateResponseProtoMessage {
 #endif
   StringRef state{};
   bool missing_state{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2621,7 +2621,7 @@ class ListEntitiesDateResponse final : public InfoResponseProtoMessage {
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *message_name() const override { return "list_entities_date_response"; }
 #endif
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2640,7 +2640,7 @@ class DateStateResponse final : public StateResponseProtoMessage {
   uint32_t year{0};
   uint32_t month{0};
   uint32_t day{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2675,7 +2675,7 @@ class ListEntitiesTimeResponse final : public InfoResponseProtoMessage {
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *message_name() const override { return "list_entities_time_response"; }
 #endif
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2694,7 +2694,7 @@ class TimeStateResponse final : public StateResponseProtoMessage {
   uint32_t hour{0};
   uint32_t minute{0};
   uint32_t second{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2731,7 +2731,7 @@ class ListEntitiesEventResponse final : public InfoResponseProtoMessage {
 #endif
   StringRef device_class{};
   const FixedVector<const char *> *event_types{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2747,7 +2747,7 @@ class EventResponse final : public StateResponseProtoMessage {
   const char *message_name() const override { return "event_response"; }
 #endif
   StringRef event_type{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2768,7 +2768,7 @@ class ListEntitiesValveResponse final : public InfoResponseProtoMessage {
   bool assumed_state{false};
   bool supports_position{false};
   bool supports_stop{false};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2785,7 +2785,7 @@ class ValveStateResponse final : public StateResponseProtoMessage {
 #endif
   float position{0.0f};
   enums::ValveOperation current_operation{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2820,7 +2820,7 @@ class ListEntitiesDateTimeResponse final : public InfoResponseProtoMessage {
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *message_name() const override { return "list_entities_date_time_response"; }
 #endif
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2837,7 +2837,7 @@ class DateTimeStateResponse final : public StateResponseProtoMessage {
 #endif
   bool missing_state{false};
   uint32_t epoch_seconds{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2871,7 +2871,7 @@ class ListEntitiesUpdateResponse final : public InfoResponseProtoMessage {
   const char *message_name() const override { return "list_entities_update_response"; }
 #endif
   StringRef device_class{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2895,7 +2895,7 @@ class UpdateStateResponse final : public StateResponseProtoMessage {
   StringRef title{};
   StringRef release_summary{};
   StringRef release_url{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2930,7 +2930,7 @@ class ZWaveProxyFrame final : public ProtoDecodableMessage {
 #endif
   const uint8_t *data{nullptr};
   uint16_t data_len{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2949,7 +2949,7 @@ class ZWaveProxyRequest final : public ProtoDecodableMessage {
   enums::ZWaveProxyRequestType type{};
   const uint8_t *data{nullptr};
   uint16_t data_len{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -2969,7 +2969,7 @@ class ListEntitiesInfraredResponse final : public InfoResponseProtoMessage {
   const char *message_name() const override { return "list_entities_infrared_response"; }
 #endif
   uint32_t capabilities{0};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
@@ -3016,7 +3016,7 @@ class InfraredRFReceiveEvent final : public ProtoMessage {
 #endif
   uint32_t key{0};
   const std::vector<int32_t> *timings{};
-  void encode(ProtoWriteBuffer &buffer) const override;
+  void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
diff --git a/esphome/components/api/proto.cpp b/esphome/components/api/proto.cpp
index 3b83b23292..9db7e91282 100644
--- a/esphome/components/api/proto.cpp
+++ b/esphome/components/api/proto.cpp
@@ -78,13 +78,6 @@ void ProtoWriteBuffer::debug_check_bounds_(size_t bytes, const char *caller) {
     abort();
   }
 }
-void ProtoWriteBuffer::debug_check_size_(uint32_t expected, uint32_t actual, const char *caller) {
-  if (expected != actual) {
-    ESP_LOGE(TAG, "ProtoWriteBuffer size mismatch in %s: expected=%" PRIu32 " actual=%" PRIu32, caller, expected,
-             actual);
-    abort();
-  }
-}
 #endif
 
 void ProtoDecodableMessage::decode(const uint8_t *buffer, size_t length) {
diff --git a/esphome/components/api/proto.h b/esphome/components/api/proto.h
index b61bc783c7..db07b0df44 100644
--- a/esphome/components/api/proto.h
+++ b/esphome/components/api/proto.h
@@ -349,10 +349,8 @@ class ProtoWriteBuffer {
  protected:
 #ifdef ESPHOME_DEBUG_API
   void debug_check_bounds_(size_t bytes, const char *caller = __builtin_FUNCTION());
-  void debug_check_size_(uint32_t expected, uint32_t actual, const char *caller = __builtin_FUNCTION());
 #else
   void debug_check_bounds_(size_t bytes, const char *caller = __builtin_FUNCTION()) {}
-  void debug_check_size_(uint32_t expected, uint32_t actual, const char *caller = __builtin_FUNCTION()) {}
 #endif
 
   std::vector<uint8_t> *buffer_;
@@ -434,7 +432,7 @@ class ProtoMessage {
  public:
   virtual ~ProtoMessage() = default;
   // Default implementation for messages with no fields
-  virtual void encode(ProtoWriteBuffer &buffer) const {}
+  virtual void encode(ProtoWriteBuffer buffer) const {}
   // Default implementation for messages with no fields
   virtual void calculate_size(ProtoSize &size) const {}
   // Convenience: calculate and return size directly (defined after ProtoSize)
@@ -941,14 +939,12 @@ inline void ProtoWriteBuffer::encode_message(uint32_t field_id, const ProtoMessa
   // Write the length varint directly through pos_
   this->encode_varint_raw(msg_length_bytes);
 
-  // Encode nested message - child writes directly through our pos_ (passed by reference)
-#ifdef ESPHOME_DEBUG_API
-  uint8_t *pos_before = this->pos_;
-#endif
+  // Encode nested message - value.encode() gets a copy of *this with current pos_.
+  // The copy writes msg_length_bytes bytes starting from our current pos_.
+  // We then advance our pos_ by the known message size.
   value.encode(*this);
-#ifdef ESPHOME_DEBUG_API
-  this->debug_check_size_(msg_length_bytes, static_cast<uint32_t>(this->pos_ - pos_before));
-#endif
+  this->debug_check_bounds_(msg_length_bytes);
+  this->pos_ += msg_length_bytes;
 }
 
 // Implementation of decode_to_message - must be after ProtoDecodableMessage is defined
diff --git a/script/api_protobuf/api_protobuf.py b/script/api_protobuf/api_protobuf.py
index cc881caa5c..add2415c05 100755
--- a/script/api_protobuf/api_protobuf.py
+++ b/script/api_protobuf/api_protobuf.py
@@ -2194,7 +2194,7 @@ def build_message_type(
 
     # Only generate encode method if this message needs encoding and has fields
     if needs_encode and encode:
-        o = f"void {desc.name}::encode(ProtoWriteBuffer &buffer) const {{"
+        o = f"void {desc.name}::encode(ProtoWriteBuffer buffer) const {{"
         if len(encode) == 1 and len(encode[0]) + len(o) + 3 < 120:
             o += f" {encode[0]} }}\n"
         else:
@@ -2202,7 +2202,7 @@ def build_message_type(
             o += indent("\n".join(encode)) + "\n"
             o += "}\n"
         cpp += o
-        prot = "void encode(ProtoWriteBuffer &buffer) const override;"
+        prot = "void encode(ProtoWriteBuffer buffer) const override;"
         public_content.append(prot)
     # If no fields to encode or message doesn't need encoding, the default implementation in ProtoMessage will be used