diff --git a/tools/otci/otci/otci.py b/tools/otci/otci/otci.py
index b5ed2230d..3601b01fe 100644
--- a/tools/otci/otci/otci.py
+++ b/tools/otci/otci/otci.py
@@ -2550,9 +2550,29 @@ class OTCI(object):
         """Stop transmitting continuous carrier wave."""
         self.execute_command('diag cw stop')
 
-    def diag_frame(self, frame: str):
+    def diag_frame(self,
+                   frame: str,
+                   max_csma_backoffs: Optional[int] = None,
+                   csma_ca_enabled: Optional[bool] = None,
+                   rx_channel_after_tx_done: Optional[int] = None,
+                   tx_delay: Optional[int] = None,
+                   tx_power: Optional[int] = None,
+                   max_frame_retries: Optional[int] = None,
+                   is_security_processed: Optional[bool] = None,
+                   is_header_updated: Optional[bool] = None):
         """Set the frame (hex encoded) to be used by `diag send` and `diag repeat`."""
-        self.execute_command(f'diag frame {frame}')
+        command = f'diag frame '
+        command += self.__get_optional_int_argument('-b', max_csma_backoffs)
+        command += self.__get_optional_int_argument('-d', tx_delay)
+        command += self.__get_optional_int_argument('-C', rx_channel_after_tx_done)
+        command += self.__get_optional_int_argument('-p', tx_power)
+        command += self.__get_optional_int_argument('-r', max_frame_retries)
+        command += self.__get_optional_bool_argument('-c', csma_ca_enabled)
+        command += self.__get_optional_bool_argument('-s', is_security_processed)
+        command += self.__get_optional_bool_argument('-u', is_header_updated)
+        command += f'{frame}'
+
+        self.execute_command(command)
 
     def diag_stream_start(self):
         """Start transmitting a stream of characters."""
@@ -2586,10 +2606,66 @@ class OTCI(object):
         """Enter radio sleep mode."""
         self.execute_command('diag radio sleep')
 
+    def diag_radio_enable(self):
+        """Enable the radio."""
+        self.execute_command('diag radio enable')
+
+    def diag_radio_disable(self):
+        """Disable the radio."""
+        self.execute_command('diag radio disable')
+
     def diag_radio_receive(self):
         """Set radio to receive mode."""
         self.execute_command('diag radio receive')
 
+    def diag_radio_receive_number(self, number: int):
+        """Set radio to receive mode and receive specified number of packets."""
+        #
+        # The `diag radio receive <number> [lpr]` command example:
+        #
+        # > diag radio receive 5 lpr
+        # 0, rssi:-49, lqi:119, len:10, psdu:000102030405060771e
+        # 1, rssi:-51, lqi:112, len:10, psdu:000102030405060771e
+        # 2, rssi:-42, lqi:120, len:10, psdu:000102030405060771e
+        # 3, rssi:-54, lqi:111, len:10, psdu:000102030405060771e
+        # 4, rssi:-56, lqi:108, len:10, psdu:000102030405060771e
+        # Done
+        #
+
+        output = self.execute_command(f'diag radio receive {number} lpr')
+
+        if len(output) != number:
+            raise UnexpectedCommandOutput(output)
+
+        result = []
+
+        for line in output:
+            data = line.split(',')
+
+            if len(data) != 5:
+                raise UnexpectedCommandOutput(data)
+
+            result.append({
+                'rssi': int(data[1].split(":")[1]),
+                'lqi': int(data[2].split(":")[1]),
+                'len': int(data[3].split(":")[1]),
+                'psdu': data[4].split(":")[1],
+            })
+
+        return result
+
+    def diag_enable_radio_receive_filter(self):
+        """Enable the radio receive filter."""
+        self.execute_command('diag radio receive filter enable')
+
+    def diag_disable_radio_receive_filter(self):
+        """Disable the radio receive filter."""
+        self.execute_command('diag radio receive filter disable')
+
+    def diag_set_radio_receive_filter_dest_mac_address(self, dest_mac_address: str):
+        """Set the destination mac address of the radio receive filter."""
+        self.execute_command(f'diag radio receive filter {dest_mac_address}')
+
     def diag_get_radio_state(self) -> str:
         """Get the state of the radio."""
         return self.__parse_str(self.execute_command('diag radio state'))
@@ -3036,6 +3112,12 @@ class OTCI(object):
 
         return ''.join('%02x' % b for b in txt_bin)
 
+    def __get_optional_int_argument(self, arg_name: str, arg_value: Optional[int] = None):
+        return arg_name + f' {arg_value} ' if arg_value is not None else ''
+
+    def __get_optional_bool_argument(self, arg_name: str, arg_value: Optional[bool] = None):
+        return arg_name + ' ' if arg_value is not None and arg_value else ''
+
 
 def connect_cli_sim(executable: str, nodeid: int, simulator: Optional[Simulator] = None) -> OTCI:
     cli_handler = connectors.OtCliSim(executable, nodeid, simulator=simulator)