[radio_frequency] Add experimental radio_frequency entity type (base component + API) (#15556)

CODEOWNERS

@@ -403,6 +403,7 @@ esphome/components/qmp6988/* @andrewpc
 esphome/components/qr_code/* @wjtje
 esphome/components/qspi_dbi/* @clydebarrow
 esphome/components/qwiic_pir/* @kahrendt
+esphome/components/radio_frequency/* @kbx81
 esphome/components/radon_eye_ble/* @jeffeb3
 esphome/components/radon_eye_rd200/* @jeffeb3
 esphome/components/rc522/* @glmnet

esphome/components/api/api.proto

@@ -2544,27 +2544,50 @@ message ListEntitiesInfraredResponse {
 message InfraredRFTransmitRawTimingsRequest {
   option (id) = 136;
   option (source) = SOURCE_CLIENT;
-  option (ifdef) = "USE_IR_RF";
+  option (ifdef) = "USE_IR_RF || USE_RADIO_FREQUENCY";
 
   uint32 device_id = 1 [(field_ifdef) = "USE_DEVICES"];
-  fixed32 key = 2 [(force) = true];                                       // Key identifying the transmitter instance
-  uint32 carrier_frequency = 3;                          // Carrier frequency in Hz
-  uint32 repeat_count = 4;                               // Number of times to transmit (1 = once, 2 = twice, etc.)
+  fixed32 key = 2 [(force) = true];     // Key identifying the transmitter instance
+  uint32 carrier_frequency = 3;         // Carrier frequency in Hz
+  uint32 repeat_count = 4;              // Number of times to transmit (1 = once, 2 = twice, etc.)
   repeated sint32 timings = 5 [packed = true, (packed_buffer) = true];  // Raw timings in microseconds (zigzag-encoded): positive = mark (LED/TX on), negative = space (LED/TX off)
+  uint32 modulation = 6;  // RadioFrequencyModulation enum value (0 = OOK; ignored for IR entities)
 }
 
 // Event message for received infrared/RF data
 message InfraredRFReceiveEvent {
   option (id) = 137;
   option (source) = SOURCE_SERVER;
-  option (ifdef) = "USE_IR_RF";
+  option (ifdef) = "USE_IR_RF || USE_RADIO_FREQUENCY";
   option (no_delay) = true;
 
   uint32 device_id = 1 [(field_ifdef) = "USE_DEVICES"];
-  fixed32 key = 2 [(force) = true];                                    // Key identifying the receiver instance
+  fixed32 key = 2 [(force) = true];     // Key identifying the receiver instance
   repeated sint32 timings = 3 [packed = true, (container_pointer_no_template) = "std::vector<int32_t>"];  // Raw timings in microseconds (zigzag-encoded): alternating mark/space periods
 }
 
+// ==================== RADIO FREQUENCY ====================
+
+// Lists available radio frequency entity instances
+message ListEntitiesRadioFrequencyResponse {
+  option (id) = 148;
+  option (base_class) = "InfoResponseProtoMessage";
+  option (source) = SOURCE_SERVER;
+  option (ifdef) = "USE_RADIO_FREQUENCY";
+
+  string object_id = 1 [(max_data_length) = 120, (force) = true];
+  fixed32 key = 2 [(force) = true];
+  string name = 3 [(max_data_length) = 120, (force) = true];
+  string icon = 4 [(field_ifdef) = "USE_ENTITY_ICON", (max_data_length) = 63];
+  bool disabled_by_default = 5;
+  EntityCategory entity_category = 6;
+  uint32 device_id = 7 [(field_ifdef) = "USE_DEVICES"];
+  uint32 capabilities = 8;           // Bitmask of RadioFrequencyCapabilityFlags: bit 0 = transmitter, bit 1 = receiver
+  uint32 frequency_min = 9;          // Minimum tunable frequency in Hz; if min == max (non-zero): fixed frequency; 0 = unspecified
+  uint32 frequency_max = 10;         // Maximum tunable frequency in Hz; 0 = unspecified
+  uint32 supported_modulations = 11; // Bitmask of supported RadioFrequencyModulation values (bit N = modulation N supported)
+}
+
 // ==================== SERIAL PROXY ====================
 
 enum SerialProxyParity {

esphome/components/api/api_connection.cpp

@@ -49,6 +49,9 @@
 #ifdef USE_INFRARED
 #include "esphome/components/infrared/infrared.h"
 #endif
+#ifdef USE_RADIO_FREQUENCY
+#include "esphome/components/radio_frequency/radio_frequency.h"
+#endif
 
 namespace esphome::api {
 
@@ -100,6 +103,12 @@ static const int CAMERA_STOP_STREAM = 5000;
   entity_type *entity_var = App.get_##getter_name##_by_key(msg.key, msg.device_id); \
   if ((entity_var) == nullptr) \
     return;
+
+// Helper macro for multi-entity dispatch: looks up an entity by key and device_id without early return or make_call().
+// Use when multiple entity types must be checked in sequence (at most one will match).
+#define ENTITY_COMMAND_LOOKUP(entity_type, entity_var, getter_name) \
+  entity_type *entity_var = App.get_##getter_name##_by_key(msg.key, msg.device_id)
+
 #else  // No device support, use simpler macros
 // Helper macro for entity command handlers - gets entity by key, returns if not found, and creates call
 // object
@@ -115,6 +124,12 @@ static const int CAMERA_STOP_STREAM = 5000;
   entity_type *entity_var = App.get_##getter_name##_by_key(msg.key); \
   if ((entity_var) == nullptr) \
     return;
+
+// Helper macro for multi-entity dispatch: looks up an entity by key without early return or make_call().
+// Use when multiple entity types must be checked in sequence (at most one will match).
+#define ENTITY_COMMAND_LOOKUP(entity_type, entity_var, getter_name) \
+  entity_type *entity_var = App.get_##getter_name##_by_key(msg.key)
+
 #endif  // USE_DEVICES
 
 APIConnection::APIConnection(std::unique_ptr<socket::Socket> sock, APIServer *parent) : parent_(parent) {
@@ -1471,19 +1486,36 @@ uint16_t APIConnection::try_send_event_info(EntityBase *entity, APIConnection *c
 }
 #endif
 
-#ifdef USE_IR_RF
+#if defined(USE_IR_RF) || defined(USE_RADIO_FREQUENCY)
 void APIConnection::on_infrared_rf_transmit_raw_timings_request(const InfraredRFTransmitRawTimingsRequest &msg) {
-  // TODO: When RF is implemented, add a field to the message to distinguish IR vs RF
-  // and dispatch to the appropriate entity type based on that field.
+  // Dispatch by key: infrared entities are checked first, then radio frequency entities.
+  // The key is unique across all entity instances on a device, so at most one lookup will succeed.
 #ifdef USE_INFRARED
-  ENTITY_COMMAND_MAKE_CALL(infrared::Infrared, infrared, infrared)
-  call.set_carrier_frequency(msg.carrier_frequency);
-  call.set_raw_timings_packed(msg.timings_data_, msg.timings_length_, msg.timings_count_);
-  call.set_repeat_count(msg.repeat_count);
-  call.perform();
+  ENTITY_COMMAND_LOOKUP(infrared::Infrared, infrared, infrared);
+  if (infrared != nullptr) {
+    auto call = infrared->make_call();
+    call.set_carrier_frequency(msg.carrier_frequency);
+    call.set_raw_timings_packed(msg.timings_data_, msg.timings_length_, msg.timings_count_);
+    call.set_repeat_count(msg.repeat_count);
+    call.perform();
+    return;
+  }
+#endif
+#ifdef USE_RADIO_FREQUENCY
+  ENTITY_COMMAND_LOOKUP(radio_frequency::RadioFrequency, radio_frequency, radio_frequency);
+  if (radio_frequency != nullptr) {
+    auto call = radio_frequency->make_call();
+    call.set_frequency(msg.carrier_frequency);
+    call.set_modulation(static_cast<radio_frequency::RadioFrequencyModulation>(msg.modulation));
+    call.set_repeat_count(msg.repeat_count);
+    call.set_raw_timings_packed(msg.timings_data_, msg.timings_length_, msg.timings_count_);
+    call.perform();
+  }
 #endif
 }
+#endif
 
+#if defined(USE_IR_RF) || defined(USE_RADIO_FREQUENCY)
 void APIConnection::send_infrared_rf_receive_event(const InfraredRFReceiveEvent &msg) { this->send_message(msg); }
 #endif
 
@@ -1580,6 +1612,19 @@ uint16_t APIConnection::try_send_infrared_info(EntityBase *entity, APIConnection
 }
 #endif
 
+#ifdef USE_RADIO_FREQUENCY
+uint16_t APIConnection::try_send_radio_frequency_info(EntityBase *entity, APIConnection *conn,
+                                                      uint32_t remaining_size) {
+  auto *rf = static_cast<radio_frequency::RadioFrequency *>(entity);
+  ListEntitiesRadioFrequencyResponse msg;
+  msg.capabilities = rf->get_capability_flags();
+  msg.frequency_min = rf->get_traits().get_frequency_min_hz();
+  msg.frequency_max = rf->get_traits().get_frequency_max_hz();
+  msg.supported_modulations = rf->get_traits().get_supported_modulations();
+  return fill_and_encode_entity_info(rf, msg, conn, remaining_size);
+}
+#endif
+
 #ifdef USE_UPDATE
 bool APIConnection::send_update_state(update::UpdateEntity *update) {
   return this->send_message_smart_(update, UpdateStateResponse::MESSAGE_TYPE, UpdateStateResponse::ESTIMATED_SIZE);
@@ -2341,6 +2386,9 @@ uint16_t APIConnection::dispatch_message_(const DeferredBatch::BatchItem &item,
 #ifdef USE_INFRARED
     CASE_INFO_ONLY(infrared, ListEntitiesInfraredResponse)
 #endif
+#ifdef USE_RADIO_FREQUENCY
+    CASE_INFO_ONLY(radio_frequency, ListEntitiesRadioFrequencyResponse)
+#endif
 #ifdef USE_EVENT
     CASE_INFO_ONLY(event, ListEntitiesEventResponse)
 #endif

esphome/components/api/api_connection.h

@@ -223,7 +223,7 @@ class APIConnection final : public APIServerConnectionBase {
   void on_water_heater_command_request(const WaterHeaterCommandRequest &msg);
 #endif
 
-#ifdef USE_IR_RF
+#if defined(USE_IR_RF) || defined(USE_RADIO_FREQUENCY)
   void on_infrared_rf_transmit_raw_timings_request(const InfraredRFTransmitRawTimingsRequest &msg);
   void send_infrared_rf_receive_event(const InfraredRFReceiveEvent &msg);
 #endif
@@ -612,6 +612,9 @@ class APIConnection final : public APIServerConnectionBase {
 #ifdef USE_INFRARED
   static uint16_t try_send_infrared_info(EntityBase *entity, APIConnection *conn, uint32_t remaining_size);
 #endif
+#ifdef USE_RADIO_FREQUENCY
+  static uint16_t try_send_radio_frequency_info(EntityBase *entity, APIConnection *conn, uint32_t remaining_size);
+#endif
 #ifdef USE_EVENT
   static uint16_t try_send_event_response(event::Event *event, StringRef event_type, APIConnection *conn,
                                           uint32_t remaining_size);

esphome/components/api/api_pb2.cpp

@@ -3861,7 +3861,7 @@ uint32_t ListEntitiesInfraredResponse::calculate_size() const {
   return size;
 }
 #endif
-#ifdef USE_IR_RF
+#if defined(USE_IR_RF) || defined(USE_RADIO_FREQUENCY)
 bool InfraredRFTransmitRawTimingsRequest::decode_varint(uint32_t field_id, proto_varint_value_t value) {
   switch (field_id) {
 #ifdef USE_DEVICES
@@ -3875,6 +3875,9 @@ bool InfraredRFTransmitRawTimingsRequest::decode_varint(uint32_t field_id, proto
     case 4:
       this->repeat_count = value;
       break;
+    case 6:
+      this->modulation = value;
+      break;
     default:
       return false;
   }
@@ -3928,6 +3931,46 @@ uint32_t InfraredRFReceiveEvent::calculate_size() const {
   return size;
 }
 #endif
+#ifdef USE_RADIO_FREQUENCY
+uint8_t *ListEntitiesRadioFrequencyResponse::encode(ProtoWriteBuffer &buffer PROTO_ENCODE_DEBUG_PARAM) const {
+  uint8_t *__restrict__ pos = buffer.get_pos();
+  ProtoEncode::encode_short_string_force(pos PROTO_ENCODE_DEBUG_ARG, 10, this->object_id);
+  ProtoEncode::write_tag_and_fixed32(pos PROTO_ENCODE_DEBUG_ARG, 21, this->key);
+  ProtoEncode::encode_short_string_force(pos PROTO_ENCODE_DEBUG_ARG, 26, this->name);
+#ifdef USE_ENTITY_ICON
+  ProtoEncode::encode_string(pos PROTO_ENCODE_DEBUG_ARG, 4, this->icon);
+#endif
+  ProtoEncode::encode_bool(pos PROTO_ENCODE_DEBUG_ARG, 5, this->disabled_by_default);
+  ProtoEncode::encode_uint32(pos PROTO_ENCODE_DEBUG_ARG, 6, static_cast<uint32_t>(this->entity_category));
+#ifdef USE_DEVICES
+  ProtoEncode::encode_uint32(pos PROTO_ENCODE_DEBUG_ARG, 7, this->device_id);
+#endif
+  ProtoEncode::encode_uint32(pos PROTO_ENCODE_DEBUG_ARG, 8, this->capabilities);
+  ProtoEncode::encode_uint32(pos PROTO_ENCODE_DEBUG_ARG, 9, this->frequency_min);
+  ProtoEncode::encode_uint32(pos PROTO_ENCODE_DEBUG_ARG, 10, this->frequency_max);
+  ProtoEncode::encode_uint32(pos PROTO_ENCODE_DEBUG_ARG, 11, this->supported_modulations);
+  return pos;
+}
+uint32_t ListEntitiesRadioFrequencyResponse::calculate_size() const {
+  uint32_t size = 0;
+  size += 2 + this->object_id.size();
+  size += 5;
+  size += 2 + this->name.size();
+#ifdef USE_ENTITY_ICON
+  size += !this->icon.empty() ? 2 + this->icon.size() : 0;
+#endif
+  size += ProtoSize::calc_bool(1, this->disabled_by_default);
+  size += this->entity_category ? 2 : 0;
+#ifdef USE_DEVICES
+  size += ProtoSize::calc_uint32(1, this->device_id);
+#endif
+  size += ProtoSize::calc_uint32(1, this->capabilities);
+  size += ProtoSize::calc_uint32(1, this->frequency_min);
+  size += ProtoSize::calc_uint32(1, this->frequency_max);
+  size += ProtoSize::calc_uint32(1, this->supported_modulations);
+  return size;
+}
+#endif
 #ifdef USE_SERIAL_PROXY
 bool SerialProxyConfigureRequest::decode_varint(uint32_t field_id, proto_varint_value_t value) {
   switch (field_id) {

esphome/components/api/api_pb2.h

@@ -3054,11 +3054,11 @@ class ListEntitiesInfraredResponse final : public InfoResponseProtoMessage {
  protected:
 };
 #endif
-#ifdef USE_IR_RF
+#if defined(USE_IR_RF) || defined(USE_RADIO_FREQUENCY)
 class InfraredRFTransmitRawTimingsRequest final : public ProtoDecodableMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 136;
-  static constexpr uint8_t ESTIMATED_SIZE = 220;
+  static constexpr uint8_t ESTIMATED_SIZE = 224;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const LogString *message_name() const override { return LOG_STR("infrared_rf_transmit_raw_timings_request"); }
 #endif
@@ -3071,6 +3071,7 @@ class InfraredRFTransmitRawTimingsRequest final : public ProtoDecodableMessage {
   const uint8_t *timings_data_{nullptr};
   uint16_t timings_length_{0};
   uint16_t timings_count_{0};
+  uint32_t modulation{0};
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
 #endif
@@ -3101,6 +3102,27 @@ class InfraredRFReceiveEvent final : public ProtoMessage {
  protected:
 };
 #endif
+#ifdef USE_RADIO_FREQUENCY
+class ListEntitiesRadioFrequencyResponse final : public InfoResponseProtoMessage {
+ public:
+  static constexpr uint8_t MESSAGE_TYPE = 148;
+  static constexpr uint8_t ESTIMATED_SIZE = 56;
+#ifdef HAS_PROTO_MESSAGE_DUMP
+  const LogString *message_name() const override { return LOG_STR("list_entities_radio_frequency_response"); }
+#endif
+  uint32_t capabilities{0};
+  uint32_t frequency_min{0};
+  uint32_t frequency_max{0};
+  uint32_t supported_modulations{0};
+  uint8_t *encode(ProtoWriteBuffer &buffer PROTO_ENCODE_DEBUG_PARAM) const;
+  uint32_t calculate_size() const;
+#ifdef HAS_PROTO_MESSAGE_DUMP
+  const char *dump_to(DumpBuffer &out) const override;
+#endif
+
+ protected:
+};
+#endif
 #ifdef USE_SERIAL_PROXY
 class SerialProxyConfigureRequest final : public ProtoDecodableMessage {
  public:

esphome/components/api/api_pb2_dump.cpp

@@ -2576,7 +2576,7 @@ const char *ListEntitiesInfraredResponse::dump_to(DumpBuffer &out) const {
   return out.c_str();
 }
 #endif
-#ifdef USE_IR_RF
+#if defined(USE_IR_RF) || defined(USE_RADIO_FREQUENCY)
 const char *InfraredRFTransmitRawTimingsRequest::dump_to(DumpBuffer &out) const {
   MessageDumpHelper helper(out, ESPHOME_PSTR("InfraredRFTransmitRawTimingsRequest"));
 #ifdef USE_DEVICES
@@ -2591,6 +2591,7 @@ const char *InfraredRFTransmitRawTimingsRequest::dump_to(DumpBuffer &out) const
   out.append_p(ESPHOME_PSTR(" values, "));
   append_uint(out, this->timings_length_);
   out.append_p(ESPHOME_PSTR(" bytes]\n"));
+  dump_field(out, ESPHOME_PSTR("modulation"), this->modulation);
   return out.c_str();
 }
 const char *InfraredRFReceiveEvent::dump_to(DumpBuffer &out) const {
@@ -2605,6 +2606,27 @@ const char *InfraredRFReceiveEvent::dump_to(DumpBuffer &out) const {
   return out.c_str();
 }
 #endif
+#ifdef USE_RADIO_FREQUENCY
+const char *ListEntitiesRadioFrequencyResponse::dump_to(DumpBuffer &out) const {
+  MessageDumpHelper helper(out, ESPHOME_PSTR("ListEntitiesRadioFrequencyResponse"));
+  dump_field(out, ESPHOME_PSTR("object_id"), this->object_id);
+  dump_field(out, ESPHOME_PSTR("key"), this->key);
+  dump_field(out, ESPHOME_PSTR("name"), this->name);
+#ifdef USE_ENTITY_ICON
+  dump_field(out, ESPHOME_PSTR("icon"), this->icon);
+#endif
+  dump_field(out, ESPHOME_PSTR("disabled_by_default"), this->disabled_by_default);
+  dump_field(out, ESPHOME_PSTR("entity_category"), static_cast<enums::EntityCategory>(this->entity_category));
+#ifdef USE_DEVICES
+  dump_field(out, ESPHOME_PSTR("device_id"), this->device_id);
+#endif
+  dump_field(out, ESPHOME_PSTR("capabilities"), this->capabilities);
+  dump_field(out, ESPHOME_PSTR("frequency_min"), this->frequency_min);
+  dump_field(out, ESPHOME_PSTR("frequency_max"), this->frequency_max);
+  dump_field(out, ESPHOME_PSTR("supported_modulations"), this->supported_modulations);
+  return out.c_str();
+}
+#endif
 #ifdef USE_SERIAL_PROXY
 const char *SerialProxyConfigureRequest::dump_to(DumpBuffer &out) const {
   MessageDumpHelper helper(out, ESPHOME_PSTR("SerialProxyConfigureRequest"));

esphome/components/api/api_pb2_service.cpp

@@ -625,7 +625,7 @@ void APIConnection::read_message_(uint32_t msg_size, uint32_t msg_type, const ui
       break;
     }
 #endif
-#ifdef USE_IR_RF
+#if defined(USE_IR_RF) || defined(USE_RADIO_FREQUENCY)
     case InfraredRFTransmitRawTimingsRequest::MESSAGE_TYPE: {
       InfraredRFTransmitRawTimingsRequest msg;
       msg.decode(msg_data, msg_size);

esphome/components/api/api_pb2_service.h

@@ -211,7 +211,7 @@ class APIServerConnectionBase {
   void on_z_wave_proxy_request(const ZWaveProxyRequest &value){};
 #endif
 
-#ifdef USE_IR_RF
+#if defined(USE_IR_RF) || defined(USE_RADIO_FREQUENCY)
   void on_infrared_rf_transmit_raw_timings_request(const InfraredRFTransmitRawTimingsRequest &value){};
 #endif
 

esphome/components/api/api_server.cpp

@@ -368,7 +368,7 @@ void APIServer::on_zwave_proxy_request(const ZWaveProxyRequest &msg) {
 }
 #endif
 
-#ifdef USE_IR_RF
+#if defined(USE_IR_RF) || defined(USE_RADIO_FREQUENCY)
 void APIServer::send_infrared_rf_receive_event([[maybe_unused]] uint32_t device_id, uint32_t key,
                                                const std::vector<int32_t> *timings) {
   InfraredRFReceiveEvent resp{};

esphome/components/api/api_server.h

@@ -183,7 +183,7 @@ class APIServer final : public Component,
 #ifdef USE_ZWAVE_PROXY
   void on_zwave_proxy_request(const ZWaveProxyRequest &msg);
 #endif
-#ifdef USE_IR_RF
+#if defined(USE_IR_RF) || defined(USE_RADIO_FREQUENCY)
   void send_infrared_rf_receive_event(uint32_t device_id, uint32_t key, const std::vector<int32_t> *timings);
 #endif
 

esphome/components/api/list_entities.cpp

@@ -79,6 +79,9 @@ LIST_ENTITIES_HANDLER(water_heater, water_heater::WaterHeater, ListEntitiesWater
 #ifdef USE_INFRARED
 LIST_ENTITIES_HANDLER(infrared, infrared::Infrared, ListEntitiesInfraredResponse)
 #endif
+#ifdef USE_RADIO_FREQUENCY
+LIST_ENTITIES_HANDLER(radio_frequency, radio_frequency::RadioFrequency, ListEntitiesRadioFrequencyResponse)
+#endif
 #ifdef USE_EVENT
 LIST_ENTITIES_HANDLER(event, event::Event, ListEntitiesEventResponse)
 #endif

esphome/components/api/list_entities.h

@@ -87,6 +87,9 @@ class ListEntitiesIterator final : public ComponentIterator {
 #ifdef USE_INFRARED
   bool on_infrared(infrared::Infrared *entity) override;
 #endif
+#ifdef USE_RADIO_FREQUENCY
+  bool on_radio_frequency(radio_frequency::RadioFrequency *entity) override;
+#endif
 #ifdef USE_EVENT
   bool on_event(event::Event *entity) override;
 #endif

esphome/components/api/subscribe_state.h

@@ -82,6 +82,9 @@ class InitialStateIterator final : public ComponentIterator {
 #ifdef USE_INFRARED
   bool on_infrared(infrared::Infrared *infrared) override { return true; };
 #endif
+#ifdef USE_RADIO_FREQUENCY
+  bool on_radio_frequency(radio_frequency::RadioFrequency *radio_frequency) override { return true; };
+#endif
 #ifdef USE_EVENT
   bool on_event(event::Event *event) override { return true; };
 #endif

esphome/components/radio_frequency/__init__.py

@@ -0,0 +1,77 @@
+"""
+Radio Frequency component for ESPHome.
+
+WARNING: This component is EXPERIMENTAL. The API (both Python configuration
+and C++ interfaces) may change at any time without following the normal
+breaking changes policy. Use at your own risk.
+
+Once the API is considered stable, this warning will be removed.
+"""
+
+import esphome.codegen as cg
+import esphome.config_validation as cv
+from esphome.const import CONF_ID
+from esphome.core import CORE, coroutine_with_priority
+from esphome.core.entity_helpers import setup_entity
+from esphome.coroutine import CoroPriority
+from esphome.types import ConfigType
+
+CODEOWNERS = ["@kbx81"]
+AUTO_LOAD = ["remote_base"]
+
+IS_PLATFORM_COMPONENT = True
+
+radio_frequency_ns = cg.esphome_ns.namespace("radio_frequency")
+RadioFrequency = radio_frequency_ns.class_(
+    "RadioFrequency", cg.EntityBase, cg.Component
+)
+RadioFrequencyCall = radio_frequency_ns.class_("RadioFrequencyCall")
+RadioFrequencyTraits = radio_frequency_ns.class_("RadioFrequencyTraits")
+RadioFrequencyModulation = radio_frequency_ns.enum("RadioFrequencyModulation")
+
+CONF_RADIO_FREQUENCY_ID = "radio_frequency_id"
+
+
+def radio_frequency_schema(class_: type[cg.MockObjClass]) -> cv.Schema:
+    """Create a schema for a radio frequency platform.
+
+    :param class_: The radio frequency class to use for this schema.
+    :return: An extended schema for radio frequency configuration.
+    """
+    entity_schema = cv.ENTITY_BASE_SCHEMA.extend(cv.COMPONENT_SCHEMA)
+    return entity_schema.extend(
+        {
+            cv.GenerateID(): cv.declare_id(class_),
+        }
+    )
+
+
+@setup_entity("radio_frequency")
+async def setup_radio_frequency_core_(var: cg.Pvariable, config: ConfigType) -> None:
+    """Set up core radio frequency configuration."""
+
+
+async def register_radio_frequency(var: cg.Pvariable, config: ConfigType) -> None:
+    """Register a radio frequency device with the core."""
+    cg.add_define("USE_RADIO_FREQUENCY")
+    await cg.register_component(var, config)
+    await setup_radio_frequency_core_(var, config)
+    cg.add(cg.App.register_radio_frequency(var))
+    CORE.register_platform_component("radio_frequency", var)
+
+
+async def new_radio_frequency(config: ConfigType, *args) -> cg.Pvariable:
+    """Create a new RadioFrequency instance.
+
+    :param config: Configuration dictionary.
+    :param args: Additional arguments to pass to new_Pvariable.
+    :return: The created RadioFrequency instance.
+    """
+    var = cg.new_Pvariable(config[CONF_ID], *args)
+    await register_radio_frequency(var, config)
+    return var
+
+
+@coroutine_with_priority(CoroPriority.CORE)
+async def to_code(config: ConfigType) -> None:
+    cg.add_global(radio_frequency_ns.using)

esphome/components/radio_frequency/radio_frequency.cpp

@@ -0,0 +1,109 @@
+#include "radio_frequency.h"
+
+#include <cinttypes>
+
+#include "esphome/core/log.h"
+
+#ifdef USE_API
+#include "esphome/components/api/api_server.h"
+#endif
+
+namespace esphome::radio_frequency {
+
+static const char *const TAG = "radio_frequency";
+
+// ========== RadioFrequencyCall ==========
+
+RadioFrequencyCall &RadioFrequencyCall::set_frequency(uint32_t frequency_hz) {
+  this->frequency_hz_ = frequency_hz;
+  return *this;
+}
+
+RadioFrequencyCall &RadioFrequencyCall::set_modulation(RadioFrequencyModulation modulation) {
+  this->modulation_ = modulation;
+  return *this;
+}
+
+RadioFrequencyCall &RadioFrequencyCall::set_raw_timings(const std::vector<int32_t> &timings) {
+  this->raw_timings_ = &timings;
+  this->packed_data_ = nullptr;
+  this->base64url_ptr_ = nullptr;
+  return *this;
+}
+
+RadioFrequencyCall &RadioFrequencyCall::set_raw_timings_base64url(const std::string &base64url) {
+  this->base64url_ptr_ = &base64url;
+  this->raw_timings_ = nullptr;
+  this->packed_data_ = nullptr;
+  return *this;
+}
+
+RadioFrequencyCall &RadioFrequencyCall::set_raw_timings_packed(const uint8_t *data, uint16_t length, uint16_t count) {
+  this->packed_data_ = data;
+  this->packed_length_ = length;
+  this->packed_count_ = count;
+  this->raw_timings_ = nullptr;
+  this->base64url_ptr_ = nullptr;
+  return *this;
+}
+
+RadioFrequencyCall &RadioFrequencyCall::set_repeat_count(uint32_t count) {
+  this->repeat_count_ = count;
+  return *this;
+}
+
+void RadioFrequencyCall::perform() {
+  if (this->parent_ != nullptr) {
+    this->parent_->control(*this);
+  }
+}
+
+// ========== RadioFrequency ==========
+
+void RadioFrequency::dump_config() {
+  ESP_LOGCONFIG(TAG,
+                "Radio Frequency '%s'\n"
+                "  Supports Transmitter: %s\n"
+                "  Supports Receiver: %s",
+                this->get_name().c_str(), YESNO(this->traits_.get_supports_transmitter()),
+                YESNO(this->traits_.get_supports_receiver()));
+  if (this->traits_.get_frequency_min_hz() > 0) {
+    if (this->traits_.get_frequency_min_hz() == this->traits_.get_frequency_max_hz()) {
+      ESP_LOGCONFIG(TAG, "  Frequency: %" PRIu32 " Hz (fixed)", this->traits_.get_frequency_min_hz());
+    } else {
+      ESP_LOGCONFIG(TAG, "  Frequency Range: %" PRIu32 " - %" PRIu32 " Hz", this->traits_.get_frequency_min_hz(),
+                    this->traits_.get_frequency_max_hz());
+    }
+  }
+}
+
+RadioFrequencyCall RadioFrequency::make_call() { return RadioFrequencyCall(this); }
+
+uint32_t RadioFrequency::get_capability_flags() const {
+  uint32_t flags = 0;
+  if (this->traits_.get_supports_transmitter())
+    flags |= RadioFrequencyCapability::CAPABILITY_TRANSMITTER;
+  if (this->traits_.get_supports_receiver())
+    flags |= RadioFrequencyCapability::CAPABILITY_RECEIVER;
+  return flags;
+}
+
+bool RadioFrequency::on_receive(remote_base::RemoteReceiveData data) {
+  // Invoke local callbacks
+  this->receive_callback_.call(data);
+
+  // Forward received RF data to API server
+#if defined(USE_API) && defined(USE_RADIO_FREQUENCY)
+  if (api::global_api_server != nullptr) {
+#ifdef USE_DEVICES
+    uint32_t device_id = this->get_device_id();
+#else
+    uint32_t device_id = 0;
+#endif
+    api::global_api_server->send_infrared_rf_receive_event(device_id, this->get_object_id_hash(), &data.get_raw_data());
+  }
+#endif
+  return false;  // Don't consume the event, allow other listeners to process it
+}
+
+}  // namespace esphome::radio_frequency

esphome/components/radio_frequency/radio_frequency.h

@@ -0,0 +1,187 @@
+#pragma once
+
+// WARNING: This component is EXPERIMENTAL. The API may change at any time
+// without following the normal breaking changes policy. Use at your own risk.
+// Once the API is considered stable, this warning will be removed.
+
+#include "esphome/core/component.h"
+#include "esphome/core/entity_base.h"
+#include "esphome/core/helpers.h"
+#include "esphome/components/remote_base/remote_base.h"
+
+#include <vector>
+
+namespace esphome::radio_frequency {
+
+/// Capability flags for individual radio frequency instances
+enum RadioFrequencyCapability : uint32_t {
+  CAPABILITY_TRANSMITTER = 1 << 0,  // Can transmit signals
+  CAPABILITY_RECEIVER = 1 << 1,     // Can receive signals
+};
+
+/// Modulation types supported by radio frequency implementations
+enum RadioFrequencyModulation : uint8_t {
+  RADIO_FREQUENCY_MODULATION_OOK = 0,  // On-Off Keying / Amplitude Shift Keying
+  // Future: RADIO_FREQUENCY_MODULATION_FSK, RADIO_FREQUENCY_MODULATION_GFSK, etc.
+};
+
+/// Forward declarations
+class RadioFrequency;
+
+/// RadioFrequencyCall - Builder pattern for transmitting radio frequency signals
+class RadioFrequencyCall {
+ public:
+  explicit RadioFrequencyCall(RadioFrequency *parent) : parent_(parent) {}
+
+  /// Set the carrier frequency in Hz (e.g. 433920000 for 433.92 MHz)
+  RadioFrequencyCall &set_frequency(uint32_t frequency_hz);
+
+  /// Set the modulation type (defaults to OOK)
+  RadioFrequencyCall &set_modulation(RadioFrequencyModulation modulation);
+
+  // ===== Raw Timings Methods =====
+  // All set_raw_timings_* methods store pointers/references to external data.
+  // The referenced data must remain valid until perform() completes.
+  // Safe pattern:   call.set_raw_timings_xxx(data); call.perform();  // synchronous
+  // Unsafe pattern: call.set_raw_timings_xxx(data); defer([call]() { call.perform(); });  // data may be gone!
+
+  /// Set the raw timings from a vector (positive = mark, negative = space)
+  /// @note Lifetime: Stores a pointer to the vector. The vector must outlive perform().
+  /// @note Usage: Primarily for lambdas/automations where the vector is in scope.
+  RadioFrequencyCall &set_raw_timings(const std::vector<int32_t> &timings);
+
+  /// Set the raw timings from base64url-encoded little-endian int32 data
+  /// @note Lifetime: Stores a pointer to the string. The string must outlive perform().
+  /// @note Usage: For web_server - base64url is fully URL-safe (uses '-' and '_').
+  /// @note Decoding happens at perform() time, directly into the transmit buffer.
+  RadioFrequencyCall &set_raw_timings_base64url(const std::string &base64url);
+
+  /// Set the raw timings from packed protobuf sint32 data (zigzag + varint encoded)
+  /// @note Lifetime: Stores a pointer to the buffer. The buffer must outlive perform().
+  /// @note Usage: For API component where data comes directly from the protobuf message.
+  RadioFrequencyCall &set_raw_timings_packed(const uint8_t *data, uint16_t length, uint16_t count);
+
+  /// Set the number of times to repeat transmission (1 = transmit once, 2 = transmit twice, etc.)
+  RadioFrequencyCall &set_repeat_count(uint32_t count);
+
+  /// Perform the transmission
+  void perform();
+
+  /// Get the frequency in Hz
+  const optional<uint32_t> &get_frequency() const { return this->frequency_hz_; }
+  /// Get the modulation type
+  RadioFrequencyModulation get_modulation() const { return this->modulation_; }
+  /// Get the raw timings (only valid if set via set_raw_timings)
+  const std::vector<int32_t> &get_raw_timings() const { return *this->raw_timings_; }
+  /// Check if raw timings have been set (any format)
+  bool has_raw_timings() const {
+    return this->raw_timings_ != nullptr || this->packed_data_ != nullptr || this->base64url_ptr_ != nullptr;
+  }
+  /// Check if using packed data format
+  bool is_packed() const { return this->packed_data_ != nullptr; }
+  /// Check if using base64url data format
+  bool is_base64url() const { return this->base64url_ptr_ != nullptr; }
+  /// Get the base64url data string
+  const std::string &get_base64url_data() const { return *this->base64url_ptr_; }
+  /// Get packed data (only valid if set via set_raw_timings_packed)
+  const uint8_t *get_packed_data() const { return this->packed_data_; }
+  uint16_t get_packed_length() const { return this->packed_length_; }
+  uint16_t get_packed_count() const { return this->packed_count_; }
+  /// Get the repeat count
+  uint32_t get_repeat_count() const { return this->repeat_count_; }
+
+ protected:
+  optional<uint32_t> frequency_hz_{};
+  uint32_t repeat_count_{1};
+  RadioFrequency *parent_;
+  // Pointer to vector-based timings (caller-owned, must outlive perform())
+  const std::vector<int32_t> *raw_timings_{nullptr};
+  // Pointer to base64url-encoded string (caller-owned, must outlive perform())
+  const std::string *base64url_ptr_{nullptr};
+  // Pointer to packed protobuf buffer (caller-owned, must outlive perform())
+  const uint8_t *packed_data_{nullptr};
+  uint16_t packed_length_{0};
+  uint16_t packed_count_{0};
+  RadioFrequencyModulation modulation_{RADIO_FREQUENCY_MODULATION_OOK};
+};
+
+/// RadioFrequencyTraits - Describes the capabilities of a radio frequency implementation
+class RadioFrequencyTraits {
+ public:
+  bool get_supports_transmitter() const { return this->supports_transmitter_; }
+  void set_supports_transmitter(bool supports) { this->supports_transmitter_ = supports; }
+
+  bool get_supports_receiver() const { return this->supports_receiver_; }
+  void set_supports_receiver(bool supports) { this->supports_receiver_ = supports; }
+
+  /// Hardware-supported tunable frequency range in Hz.
+  /// If min == max (and both non-zero): fixed-frequency hardware.
+  /// If both 0: range unspecified.
+  uint32_t get_frequency_min_hz() const { return this->frequency_min_hz_; }
+  void set_frequency_min_hz(uint32_t freq) { this->frequency_min_hz_ = freq; }
+
+  uint32_t get_frequency_max_hz() const { return this->frequency_max_hz_; }
+  void set_frequency_max_hz(uint32_t freq) { this->frequency_max_hz_ = freq; }
+
+  /// Convenience setter for fixed-frequency hardware (sets min == max).
+  void set_fixed_frequency_hz(uint32_t freq) {
+    this->frequency_min_hz_ = freq;
+    this->frequency_max_hz_ = freq;
+  }
+
+  /// Bitmask of supported RadioFrequencyModulation values (bit N = modulation value N supported).
+  uint32_t get_supported_modulations() const { return this->supported_modulations_; }
+  void set_supported_modulations(uint32_t mask) { this->supported_modulations_ = mask; }
+  void add_supported_modulation(RadioFrequencyModulation mod) {
+    this->supported_modulations_ |= (1u << static_cast<uint8_t>(mod));
+  }
+
+ protected:
+  uint32_t frequency_min_hz_{0};       // Minimum tunable frequency in Hz (0 = unspecified)
+  uint32_t frequency_max_hz_{0};       // Maximum tunable frequency in Hz (0 = unspecified)
+  uint32_t supported_modulations_{0};  // Bitmask of supported RadioFrequencyModulation values
+  bool supports_transmitter_{false};
+  bool supports_receiver_{false};
+};
+
+/// RadioFrequency - Base class for radio frequency implementations
+class RadioFrequency : public Component, public EntityBase, public remote_base::RemoteReceiverListener {
+ public:
+  RadioFrequency() = default;
+
+  void dump_config() override;
+  float get_setup_priority() const override { return setup_priority::AFTER_CONNECTION; }
+
+  /// Get the traits for this radio frequency implementation
+  RadioFrequencyTraits &get_traits() { return this->traits_; }
+  const RadioFrequencyTraits &get_traits() const { return this->traits_; }
+
+  /// Create a call object for transmitting
+  RadioFrequencyCall make_call();
+
+  /// Get capability flags for this radio frequency instance
+  uint32_t get_capability_flags() const;
+
+  /// Called when RF data is received (from RemoteReceiverListener)
+  bool on_receive(remote_base::RemoteReceiveData data) override;
+
+  /// Add a callback to invoke when RF data is received
+  template<typename F> void add_on_receive_callback(F &&callback) {
+    this->receive_callback_.add(std::forward<F>(callback));
+  }
+
+ protected:
+  friend class RadioFrequencyCall;
+
+  /// Perform the actual transmission (called by RadioFrequencyCall::perform())
+  /// Platforms must override this to implement hardware-specific transmission.
+  virtual void control(const RadioFrequencyCall &call) = 0;
+
+  // Traits describing capabilities
+  RadioFrequencyTraits traits_;
+
+  // Callback manager for receive events (lazy: saves memory when no callbacks registered)
+  LazyCallbackManager<void(remote_base::RemoteReceiveData)> receive_callback_;
+};
+
+}  // namespace esphome::radio_frequency

esphome/components/web_server/list_entities.cpp

@@ -145,6 +145,12 @@ bool ListEntitiesIterator::on_infrared(infrared::Infrared *obj) {
   return true;
 }
 #endif
+#ifdef USE_RADIO_FREQUENCY
+bool ListEntitiesIterator::on_radio_frequency(radio_frequency::RadioFrequency *obj) {
+  this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::radio_frequency_all_json_generator);
+  return true;
+}
+#endif
 
 #ifdef USE_EVENT
 bool ListEntitiesIterator::on_event(event::Event *obj) {

esphome/components/web_server/list_entities.h

@@ -87,6 +87,9 @@ class ListEntitiesIterator final : public ComponentIterator {
 #ifdef USE_INFRARED
   bool on_infrared(infrared::Infrared *obj) override;
 #endif
+#ifdef USE_RADIO_FREQUENCY
+  bool on_radio_frequency(radio_frequency::RadioFrequency *obj) override;
+#endif
 #ifdef USE_EVENT
   bool on_event(event::Event *obj) override;
 #endif

esphome/components/web_server/web_server.cpp

@@ -40,6 +40,9 @@
 #ifdef USE_INFRARED
 #include "esphome/components/infrared/infrared.h"
 #endif
+#ifdef USE_RADIO_FREQUENCY
+#include "esphome/components/radio_frequency/radio_frequency.h"
+#endif
 
 #ifdef USE_WEBSERVER_LOCAL
 #if USE_WEBSERVER_VERSION == 2
@@ -2102,6 +2105,104 @@ json::SerializationBuffer<> WebServer::infrared_json_(infrared::Infrared *obj, J
 }
 #endif
 
+#ifdef USE_RADIO_FREQUENCY
+void WebServer::handle_radio_frequency_request(AsyncWebServerRequest *request, const UrlMatch &match) {
+  for (radio_frequency::RadioFrequency *obj : App.get_radio_frequencies()) {
+    auto entity_match = match.match_entity(obj);
+    if (!entity_match.matched)
+      continue;
+
+    if (request->method() == HTTP_GET && entity_match.action_is_empty) {
+      auto detail = get_request_detail(request);
+      auto data = this->radio_frequency_json_(obj, detail);
+      request->send(200, ESPHOME_F("application/json"), data.c_str());
+      return;
+    }
+    if (!match.method_equals(ESPHOME_F("transmit"))) {
+      request->send(404);
+      return;
+    }
+
+    // Only allow transmit if the device supports it
+    if (!(obj->get_capability_flags() & radio_frequency::CAPABILITY_TRANSMITTER)) {
+      request->send(400, ESPHOME_F("text/plain"), ESPHOME_F("Device does not support transmission"));
+      return;
+    }
+
+    auto call = obj->make_call();
+
+    // Parse carrier frequency (optional — overrides IC default)
+    {
+      auto value = parse_number<uint32_t>(request->arg(ESPHOME_F("frequency")).c_str());
+      if (value.has_value()) {
+        call.set_frequency(*value);
+      }
+    }
+
+    // Parse repeat count (optional, defaults to 1)
+    {
+      auto value = parse_number<uint32_t>(request->arg(ESPHOME_F("repeat_count")).c_str());
+      if (value.has_value()) {
+        call.set_repeat_count(*value);
+      }
+    }
+
+    // Parse base64url-encoded raw timings (required)
+    // Base64url is URL-safe: uses A-Za-z0-9-_ (no special characters needing escaping)
+    const auto &data_arg = request->arg(ESPHOME_F("data"));
+
+    // Validate base64url is not empty (also catches missing parameter since arg() returns empty string)
+    // Arduino String has isEmpty() not empty(), use length() for cross-platform compatibility
+    if (data_arg.length() == 0) {  // NOLINT(readability-container-size-empty)
+      request->send(400, ESPHOME_F("text/plain"), ESPHOME_F("Missing or empty 'data' parameter"));
+      return;
+    }
+
+    // Defer to main loop for thread safety. Move encoded string into lambda to ensure
+    // it outlives the call - set_raw_timings_base64url stores a pointer, so the string
+    // must remain valid until perform() completes.
+    // ESP8266 also needs this because ESPAsyncWebServer callbacks run in "sys" context.
+    this->defer([call, encoded = std::string(data_arg.c_str(), data_arg.length())]() mutable {
+      call.set_raw_timings_base64url(encoded);
+      call.perform();
+    });
+
+    request->send(200);
+    return;
+  }
+  request->send(404);
+}
+
+json::SerializationBuffer<> WebServer::radio_frequency_all_json_generator(WebServer *web_server, void *source) {
+  // NOLINTNEXTLINE(clang-analyzer-cplusplus.NewDeleteLeaks) false positive with ArduinoJson
+  return web_server->radio_frequency_json_(static_cast<radio_frequency::RadioFrequency *>(source), DETAIL_ALL);
+}
+
+json::SerializationBuffer<> WebServer::radio_frequency_json_(radio_frequency::RadioFrequency *obj,
+                                                             JsonDetail start_config) {
+  json::JsonBuilder builder;
+  JsonObject root = builder.root();
+
+  set_json_icon_state_value(root, obj, "radio_frequency", "", 0, start_config);
+
+  const auto &traits = obj->get_traits();
+  auto caps = obj->get_capability_flags();
+
+  root[ESPHOME_F("supports_transmitter")] = bool(caps & radio_frequency::CAPABILITY_TRANSMITTER);
+  root[ESPHOME_F("supports_receiver")] = bool(caps & radio_frequency::CAPABILITY_RECEIVER);
+  if (traits.get_frequency_min_hz() != 0) {
+    root[ESPHOME_F("frequency_min")] = traits.get_frequency_min_hz();
+    root[ESPHOME_F("frequency_max")] = traits.get_frequency_max_hz();
+  }
+
+  if (start_config == DETAIL_ALL) {
+    this->add_sorting_info_(root, obj);
+  }
+
+  return builder.serialize();
+}
+#endif
+
 #ifdef USE_EVENT
 void WebServer::on_event(event::Event *obj) {
   if (!this->include_internal_ && obj->is_internal())
@@ -2357,6 +2458,10 @@ bool WebServer::canHandle(AsyncWebServerRequest *request) const {
 #ifdef USE_INFRARED
     if (match.domain_equals(ESPHOME_F("infrared")))
       return true;
+#endif
+#ifdef USE_RADIO_FREQUENCY
+    if (match.domain_equals(ESPHOME_F("radio_frequency")))
+      return true;
 #endif
   }
 
@@ -2516,6 +2621,11 @@ void WebServer::handleRequest(AsyncWebServerRequest *request) {
   else if (match.domain_equals(ESPHOME_F("infrared"))) {
     this->handle_infrared_request(request, match);
   }
+#endif
+#ifdef USE_RADIO_FREQUENCY
+  else if (match.domain_equals(ESPHOME_F("radio_frequency"))) {
+    this->handle_radio_frequency_request(request, match);
+  }
 #endif
   else {
     // No matching handler found - send 404

esphome/components/web_server/web_server.h

@@ -462,6 +462,12 @@ class WebServer final : public Controller, public Component, public AsyncWebHand
 
   static json::SerializationBuffer<> infrared_all_json_generator(WebServer *web_server, void *source);
 #endif
+#ifdef USE_RADIO_FREQUENCY
+  /// Handle a radio frequency request under '/radio_frequency/<id>/transmit'.
+  void handle_radio_frequency_request(AsyncWebServerRequest *request, const UrlMatch &match);
+
+  static json::SerializationBuffer<> radio_frequency_all_json_generator(WebServer *web_server, void *source);
+#endif
 
 #ifdef USE_EVENT
   void on_event(event::Event *obj) override;
@@ -654,6 +660,9 @@ class WebServer final : public Controller, public Component, public AsyncWebHand
 #ifdef USE_INFRARED
   json::SerializationBuffer<> infrared_json_(infrared::Infrared *obj, JsonDetail start_config);
 #endif
+#ifdef USE_RADIO_FREQUENCY
+  json::SerializationBuffer<> radio_frequency_json_(radio_frequency::RadioFrequency *obj, JsonDetail start_config);
+#endif
 #ifdef USE_UPDATE
   json::SerializationBuffer<> update_json_(update::UpdateEntity *obj, JsonDetail start_config);
 #endif

esphome/core/component_iterator.h

@@ -21,6 +21,11 @@ namespace infrared {
 class Infrared;
 }  // namespace infrared
 #endif
+#ifdef USE_RADIO_FREQUENCY
+namespace radio_frequency {
+class RadioFrequency;
+}  // namespace radio_frequency
+#endif
 
 class ComponentIterator {
  public:

esphome/core/defines.h

@@ -65,6 +65,7 @@
 #define USE_INFRARED
 #define USE_IR_RF
 #define USE_JSON
+#define USE_RADIO_FREQUENCY
 #define USE_LIGHT
 #define USE_LIGHT_GAMMA_LUT
 #define USE_LOCK
@@ -448,6 +449,7 @@
 #define ESPHOME_ENTITY_LOCK_COUNT 1
 #define ESPHOME_ENTITY_MEDIA_PLAYER_COUNT 1
 #define ESPHOME_ENTITY_NUMBER_COUNT 1
+#define ESPHOME_ENTITY_RADIO_FREQUENCY_COUNT 1
 #define ESPHOME_ENTITY_SELECT_COUNT 1
 #define ESPHOME_ENTITY_SENSOR_COUNT 1
 #define ESPHOME_ENTITY_SWITCH_COUNT 1

esphome/core/entity_includes.h

@@ -68,6 +68,9 @@
 #ifdef USE_INFRARED
 #include "esphome/components/infrared/infrared.h"
 #endif
+#ifdef USE_RADIO_FREQUENCY
+#include "esphome/components/radio_frequency/radio_frequency.h"
+#endif
 #ifdef USE_SERIAL_PROXY
 #include "esphome/components/serial_proxy/serial_proxy.h"
 #endif

esphome/core/entity_types.h

@@ -90,6 +90,10 @@ ENTITY_CONTROLLER_TYPE_(water_heater::WaterHeater, water_heater, water_heaters,
 #ifdef USE_INFRARED
 ENTITY_TYPE_(infrared::Infrared, infrared, infrareds, ESPHOME_ENTITY_INFRARED_COUNT, INFRARED)
 #endif
+#ifdef USE_RADIO_FREQUENCY
+ENTITY_TYPE_(radio_frequency::RadioFrequency, radio_frequency, radio_frequencies, ESPHOME_ENTITY_RADIO_FREQUENCY_COUNT,
+             RADIO_FREQUENCY)
+#endif
 #ifdef USE_EVENT
 ENTITY_CONTROLLER_TYPE_(event::Event, event, events, ESPHOME_ENTITY_EVENT_COUNT, EVENT, event)
 #endif

tests/components/web_server/common.yaml

@@ -38,3 +38,4 @@ event:
 update:
 water_heater:
 infrared:
+radio_frequency: