diff --git a/apps/liteprotocoltester/legacy_publisher.nim b/apps/liteprotocoltester/legacy_publisher.nim
new file mode 100644
index 000000000..12733ad2d
--- /dev/null
+++ b/apps/liteprotocoltester/legacy_publisher.nim
@@ -0,0 +1,24 @@
+import chronos, results, options
+import waku/[waku_node, waku_core]
+import publisher_base
+
+type LegacyPublisher* = ref object of PublisherBase
+
+proc new*(T: type LegacyPublisher, wakuNode: WakuNode): T =
+  if isNil(wakuNode.wakuLegacyLightpushClient):
+    wakuNode.mountLegacyLightPushClient()
+
+  return LegacyPublisher(wakuNode: wakuNode)
+
+method send*(
+    self: LegacyPublisher,
+    topic: PubsubTopic,
+    message: WakuMessage,
+    servicePeer: RemotePeerInfo,
+): Future[Result[void, string]] {.async.} =
+  # when error it must return original error desc due the text is used for distinction between error types in metrics.
+  discard (
+    await self.wakuNode.legacyLightpushPublish(some(topic), message, servicePeer)
+  ).valueOr:
+    return err(error)
+  return ok()
diff --git a/apps/liteprotocoltester/liteprotocoltester.nim b/apps/liteprotocoltester/liteprotocoltester.nim
index 991e9ba78..598d1a7ec 100644
--- a/apps/liteprotocoltester/liteprotocoltester.nim
+++ b/apps/liteprotocoltester/liteprotocoltester.nim
@@ -28,8 +28,8 @@ import
     waku_core/multiaddrstr,
   ],
   ./tester_config,
-  ./lightpush_publisher,
-  ./filter_subscriber,
+  ./publisher,
+  ./receiver,
   ./diagnose_connections,
   ./service_peer_management
 
@@ -69,13 +69,13 @@ when isMainModule:
   ## - override according to tester functionality
   ##
 
-  var wakuConf: WakuNodeConf
+  var wConf: WakuNodeConf
 
   if conf.configFile.isSome():
     try:
       var configFile {.threadvar.}: InputFile
       configFile = conf.configFile.get()
-      wakuConf = WakuNodeConf.load(
+      wConf = WakuNodeConf.load(
         version = versionString,
         printUsage = false,
         secondarySources = proc(
@@ -88,36 +88,36 @@ when isMainModule:
       error "Loading Waku configuration failed", error = getCurrentExceptionMsg()
       quit(QuitFailure)
 
-  wakuConf.logLevel = conf.logLevel
-  wakuConf.logFormat = conf.logFormat
-  wakuConf.nat = conf.nat
-  wakuConf.maxConnections = 500
-  wakuConf.restAddress = conf.restAddress
-  wakuConf.restPort = conf.restPort
-  wakuConf.restAllowOrigin = conf.restAllowOrigin
+  wConf.logLevel = conf.logLevel
+  wConf.logFormat = conf.logFormat
+  wConf.nat = conf.nat
+  wConf.maxConnections = 500
+  wConf.restAddress = conf.restAddress
+  wConf.restPort = conf.restPort
+  wConf.restAllowOrigin = conf.restAllowOrigin
 
-  wakuConf.dnsAddrsNameServers = @[parseIpAddress("8.8.8.8"), parseIpAddress("1.1.1.1")]
+  wConf.dnsAddrsNameServers = @[parseIpAddress("8.8.8.8"), parseIpAddress("1.1.1.1")]
 
-  wakuConf.shards = @[conf.shard]
-  wakuConf.contentTopics = conf.contentTopics
-  wakuConf.clusterId = conf.clusterId
+  wConf.shards = @[conf.shard]
+  wConf.contentTopics = conf.contentTopics
+  wConf.clusterId = conf.clusterId
   ## TODO: Depending on the tester needs we might extend here with shards, clusterId, etc...
 
-  wakuConf.metricsServer = true
-  wakuConf.metricsServerAddress = parseIpAddress("0.0.0.0")
-  wakuConf.metricsServerPort = conf.metricsPort
+  wConf.metricsServer = true
+  wConf.metricsServerAddress = parseIpAddress("0.0.0.0")
+  wConf.metricsServerPort = conf.metricsPort
 
   # If bootstrap option is chosen we expect our clients will not mounted
   # so we will mount PeerExchange manually to gather possible service peers,
   # if got some we will mount the client protocols afterward.
-  wakuConf.peerExchange = false
-  wakuConf.relay = false
-  wakuConf.filter = false
-  wakuConf.lightpush = false
-  wakuConf.store = false
+  wConf.peerExchange = false
+  wConf.relay = false
+  wConf.filter = false
+  wConf.lightpush = false
+  wConf.store = false
 
-  wakuConf.rest = false
-  wakuConf.relayServiceRatio = "40:60"
+  wConf.rest = false
+  wConf.relayServiceRatio = "40:60"
 
   # NOTE: {.threadvar.} is used to make the global variable GC safe for the closure uses it
   # It will always be called from main thread anyway.
@@ -126,12 +126,20 @@ when isMainModule:
   nodeHealthMonitor = WakuNodeHealthMonitor()
   nodeHealthMonitor.setOverallHealth(HealthStatus.INITIALIZING)
 
-  let restServer = rest_server_builder.startRestServerEssentials(
-    nodeHealthMonitor, wakuConf
-  ).valueOr:
-    error "Starting esential REST server failed.", error = $error
+  let wakuConf = wConf.toWakuConf().valueOr:
+    error "Waku configuration failed", error = error
     quit(QuitFailure)
 
+  let restServer: WakuRestServerRef =
+    if wakuConf.restServerConf.isSome():
+      rest_server_builder.startRestServerEssentials(
+        nodeHealthMonitor, wakuConf.restServerConf.get(), wakuConf.portsShift
+      ).valueOr:
+        error "Starting essential REST server failed.", error = $error
+        quit(QuitFailure)
+    else:
+      nil
+
   var wakuApp = Waku.new(wakuConf).valueOr:
     error "Waku initialization failed", error = error
     quit(QuitFailure)
@@ -144,15 +152,27 @@ when isMainModule:
     error "Starting waku failed", error = error
     quit(QuitFailure)
 
-  rest_server_builder.startRestServerProtocolSupport(
-    restServer, wakuApp.node, wakuApp.wakuDiscv5, wakuConf
-  ).isOkOr:
-    error "Starting protocols support REST server failed.", error = $error
-    quit(QuitFailure)
+  if wakuConf.restServerConf.isSome():
+    rest_server_builder.startRestServerProtocolSupport(
+      restServer,
+      wakuApp.node,
+      wakuApp.wakuDiscv5,
+      wakuConf.restServerConf.get(),
+      wakuConf.relay,
+      wakuConf.lightPush,
+      wakuConf.clusterId,
+      wakuConf.shards,
+      wakuConf.contentTopics,
+    ).isOkOr:
+      error "Starting protocols support REST server failed.", error = $error
+      quit(QuitFailure)
 
-  wakuApp.metricsServer = waku_metrics.startMetricsServerAndLogging(wakuConf).valueOr:
-    error "Starting monitoring and external interfaces failed", error = error
-    quit(QuitFailure)
+  if wakuConf.metricsServerConf.isSome():
+    wakuApp.metricsServer = waku_metrics.startMetricsServerAndLogging(
+      wakuConf.metricsServerConf.get(), wakuConf.portsShift
+    ).valueOr:
+      error "Starting monitoring and external interfaces failed", error = error
+      quit(QuitFailure)
 
   nodeHealthMonitor.setOverallHealth(HealthStatus.READY)
 
@@ -199,12 +219,8 @@ when isMainModule:
 
   info "Node setup complete"
 
-  var codec = WakuLightPushCodec
+  let codec = conf.getCodec()
   # mounting relevant client, for PX filter client must be mounted ahead
-  if conf.testFunc == TesterFunctionality.SENDER:
-    codec = WakuLightPushCodec
-  else:
-    codec = WakuFilterSubscribeCodec
 
   var lookForServiceNode = false
   var serviceNodePeerInfo: RemotePeerInfo
@@ -241,6 +257,6 @@ when isMainModule:
   if conf.testFunc == TesterFunctionality.SENDER:
     setupAndPublish(wakuApp.node, conf, serviceNodePeerInfo)
   else:
-    setupAndSubscribe(wakuApp.node, conf, serviceNodePeerInfo)
+    setupAndListen(wakuApp.node, conf, serviceNodePeerInfo)
 
   runForever()
diff --git a/apps/liteprotocoltester/lpt_supervisor.py b/apps/liteprotocoltester/lpt_supervisor.py
index 24c395b0a..7d882afd2 100755
--- a/apps/liteprotocoltester/lpt_supervisor.py
+++ b/apps/liteprotocoltester/lpt_supervisor.py
@@ -24,8 +24,8 @@ def run_tester_node(predefined_test_env):
   return os.system(script_cmd)
 
 if __name__ == "__main__":
-  if len(sys.argv) < 2 or sys.argv[1] not in ["RECEIVER", "SENDER"]:
-    print("Error: First argument must be either 'RECEIVER' or 'SENDER'")
+  if len(sys.argv) < 2 or sys.argv[1] not in ["RECEIVER", "SENDER", "SENDERV3"]:
+    print("Error: First argument must be either 'RECEIVER' or 'SENDER' or 'SENDERV3'")
     sys.exit(1)
 
   predefined_test_env_file = '/usr/bin/infra.env'
diff --git a/apps/liteprotocoltester/lightpush_publisher.nim b/apps/liteprotocoltester/publisher.nim
similarity index 92%
rename from apps/liteprotocoltester/lightpush_publisher.nim
rename to apps/liteprotocoltester/publisher.nim
index d79e68590..d8031473d 100644
--- a/apps/liteprotocoltester/lightpush_publisher.nim
+++ b/apps/liteprotocoltester/publisher.nim
@@ -21,14 +21,17 @@ import
   ./tester_message,
   ./lpt_metrics,
   ./diagnose_connections,
-  ./service_peer_management
+  ./service_peer_management,
+  ./publisher_base,
+  ./legacy_publisher,
+  ./v3_publisher
 
 randomize()
 
 type SizeRange* = tuple[min: uint64, max: uint64]
 
-var RANDOM_PALYLOAD {.threadvar.}: seq[byte]
-RANDOM_PALYLOAD = urandom(1024 * 1024)
+var RANDOM_PAYLOAD {.threadvar.}: seq[byte]
+RANDOM_PAYLOAD = urandom(1024 * 1024)
   # 1MiB of random payload to be used to extend message
 
 proc prepareMessage(
@@ -59,9 +62,8 @@ proc prepareMessage(
   if renderSize < len(contentPayload).uint64:
     renderSize = len(contentPayload).uint64
 
-  let finalPayload = concat(
-    contentPayload, RANDOM_PALYLOAD[0 .. renderSize - len(contentPayload).uint64]
-  )
+  let finalPayload =
+    concat(contentPayload, RANDOM_PAYLOAD[0 .. renderSize - len(contentPayload).uint64])
   let message = WakuMessage(
     payload: finalPayload, # content of the message
     contentTopic: contentTopic, # content topic to publish to
@@ -108,6 +110,7 @@ proc reportSentMessages() =
 
 proc publishMessages(
     wakuNode: WakuNode,
+    publisher: PublisherBase,
     servicePeer: RemotePeerInfo,
     lightpushPubsubTopic: PubsubTopic,
     lightpushContentTopic: ContentTopic,
@@ -148,9 +151,7 @@ proc publishMessages(
 
     let publishStartTime = Moment.now()
 
-    let wlpRes = await wakuNode.legacyLightpushPublish(
-      some(lightpushPubsubTopic), message, actualServicePeer
-    )
+    let wlpRes = await publisher.send(lightpushPubsubTopic, message, actualServicePeer)
 
     let publishDuration = Moment.now() - publishStartTime
 
@@ -213,10 +214,13 @@ proc publishMessages(
 proc setupAndPublish*(
     wakuNode: WakuNode, conf: LiteProtocolTesterConf, servicePeer: RemotePeerInfo
 ) =
-  if isNil(wakuNode.wakuLightpushClient):
-    # if we have not yet initialized lightpush client, then do it as the only way we can get here is
-    # by having a service peer discovered.
-    wakuNode.mountLegacyLightPushClient()
+  var publisher: PublisherBase
+  if conf.lightpushVersion == LightpushVersion.LEGACY:
+    info "Using legacy lightpush protocol for publishing messages"
+    publisher = LegacyPublisher.new(wakuNode)
+  else:
+    info "Using lightpush v3 protocol for publishing messages"
+    publisher = V3Publisher.new(wakuNode)
 
   # give some time to receiver side to set up
   let waitTillStartTesting = conf.startPublishingAfter.seconds
@@ -257,6 +261,7 @@ proc setupAndPublish*(
   # Start maintaining subscription
   asyncSpawn publishMessages(
     wakuNode,
+    publisher,
     servicePeer,
     conf.getPubsubTopic(),
     conf.contentTopics[0],
diff --git a/apps/liteprotocoltester/publisher_base.nim b/apps/liteprotocoltester/publisher_base.nim
new file mode 100644
index 000000000..de88d82f8
--- /dev/null
+++ b/apps/liteprotocoltester/publisher_base.nim
@@ -0,0 +1,14 @@
+import chronos, results
+import waku/[waku_node, waku_core]
+
+type PublisherBase* = ref object of RootObj
+  wakuNode*: WakuNode
+
+method send*(
+    self: PublisherBase,
+    topic: PubsubTopic,
+    message: WakuMessage,
+    servicePeer: RemotePeerInfo,
+): Future[Result[void, string]] {.base, async.} =
+  discard
+  # when error it must return original error desc due the text is used for distinction between error types in metrics.
diff --git a/apps/liteprotocoltester/filter_subscriber.nim b/apps/liteprotocoltester/receiver.nim
similarity index 99%
rename from apps/liteprotocoltester/filter_subscriber.nim
rename to apps/liteprotocoltester/receiver.nim
index fbb11c92e..f0f41b1c5 100644
--- a/apps/liteprotocoltester/filter_subscriber.nim
+++ b/apps/liteprotocoltester/receiver.nim
@@ -116,7 +116,7 @@ proc maintainSubscription(
 
     await sleepAsync(30.seconds) # Subscription maintenance interval
 
-proc setupAndSubscribe*(
+proc setupAndListen*(
     wakuNode: WakuNode, conf: LiteProtocolTesterConf, servicePeer: RemotePeerInfo
 ) =
   if isNil(wakuNode.wakuFilterClient):
diff --git a/apps/liteprotocoltester/run_tester_node.sh b/apps/liteprotocoltester/run_tester_node.sh
index 4a80ca460..3c2d60e2f 100755
--- a/apps/liteprotocoltester/run_tester_node.sh
+++ b/apps/liteprotocoltester/run_tester_node.sh
@@ -25,7 +25,12 @@ fi
 
 FUNCTION=$2
 if [ "${FUNCTION}" = "SENDER" ]; then
-  FUNCTION=--test-func=SENDER
+  FUNCTION="--test-func=SENDER --lightpush-version=LEGACY"
+  SERVICENAME=lightpush-service
+fi
+
+if [ "${FUNCTION}" = "SENDERV3" ]; then
+  FUNCTION="--test-func=SENDER --lightpush-version=V3"
   SERVICENAME=lightpush-service
 fi
 
diff --git a/apps/liteprotocoltester/run_tester_node_at_infra.sh b/apps/liteprotocoltester/run_tester_node_at_infra.sh
index e926875aa..db26eb091 100644
--- a/apps/liteprotocoltester/run_tester_node_at_infra.sh
+++ b/apps/liteprotocoltester/run_tester_node_at_infra.sh
@@ -26,7 +26,15 @@ fi
 
 FUNCTION=$2
 if [ "${FUNCTION}" = "SENDER" ]; then
-  FUNCTION=--test-func=SENDER
+  FUNCTION="--test-func=SENDER --lightpush-version=LEGACY"
+  SERIVCE_NODE_ADDR=${LIGHTPUSH_SERVICE_PEER:-${LIGHTPUSH_BOOTSTRAP:-}}
+  NODE_ARG=${LIGHTPUSH_SERVICE_PEER:+--service-node="${LIGHTPUSH_SERVICE_PEER}"}
+  NODE_ARG=${NODE_ARG:---bootstrap-node="${LIGHTPUSH_BOOTSTRAP}"}
+  METRICS_PORT=--metrics-port="${PUBLISHER_METRICS_PORT:-8003}"
+fi
+
+if [ "${FUNCTION}" = "SENDERV3" ]; then
+  FUNCTION="--test-func=SENDER --lightpush-version=V3"
   SERIVCE_NODE_ADDR=${LIGHTPUSH_SERVICE_PEER:-${LIGHTPUSH_BOOTSTRAP:-}}
   NODE_ARG=${LIGHTPUSH_SERVICE_PEER:+--service-node="${LIGHTPUSH_SERVICE_PEER}"}
   NODE_ARG=${NODE_ARG:---bootstrap-node="${LIGHTPUSH_BOOTSTRAP}"}
diff --git a/apps/liteprotocoltester/run_tester_node_on_fleet.sh b/apps/liteprotocoltester/run_tester_node_on_fleet.sh
index 538a890e6..533f5b1bf 100644
--- a/apps/liteprotocoltester/run_tester_node_on_fleet.sh
+++ b/apps/liteprotocoltester/run_tester_node_on_fleet.sh
@@ -26,7 +26,15 @@ fi
 
 FUNCTION=$2
 if [ "${FUNCTION}" = "SENDER" ]; then
-  FUNCTION=--test-func=SENDER
+  FUNCTION="--test-func=SENDER --lightpush-version=LEGACY"
+  SERIVCE_NODE_ADDR=${LIGHTPUSH_SERVICE_PEER:-${LIGHTPUSH_BOOTSTRAP:-}}
+  NODE_ARG=${LIGHTPUSH_SERVICE_PEER:+--service-node="${LIGHTPUSH_SERVICE_PEER}"}
+  NODE_ARG=${NODE_ARG:---bootstrap-node="${LIGHTPUSH_BOOTSTRAP}"}
+  METRICS_PORT=--metrics-port="${PUBLISHER_METRICS_PORT:-8003}"
+fi
+
+if [ "${FUNCTION}" = "SENDERV3" ]; then
+  FUNCTION="--test-func=SENDER --lightpush-version=V3"
   SERIVCE_NODE_ADDR=${LIGHTPUSH_SERVICE_PEER:-${LIGHTPUSH_BOOTSTRAP:-}}
   NODE_ARG=${LIGHTPUSH_SERVICE_PEER:+--service-node="${LIGHTPUSH_SERVICE_PEER}"}
   NODE_ARG=${NODE_ARG:---bootstrap-node="${LIGHTPUSH_BOOTSTRAP}"}
diff --git a/apps/liteprotocoltester/service_peer_management.nim b/apps/liteprotocoltester/service_peer_management.nim
index a303c3c58..7d79e0f36 100644
--- a/apps/liteprotocoltester/service_peer_management.nim
+++ b/apps/liteprotocoltester/service_peer_management.nim
@@ -158,9 +158,7 @@ proc tryCallAllPxPeers*(
 proc pxLookupServiceNode*(
     node: WakuNode, conf: LiteProtocolTesterConf
 ): Future[Result[bool, void]] {.async.} =
-  var codec: string = WakuLightPushCodec
-  if conf.testFunc == TesterFunctionality.RECEIVER:
-    codec = WakuFilterSubscribeCodec
+  let codec: string = conf.getCodec()
 
   if node.wakuPeerExchange.isNil():
     let peerExchangeNode = translateToRemotePeerInfo(conf.bootstrapNode).valueOr:
diff --git a/apps/liteprotocoltester/tester_config.nim b/apps/liteprotocoltester/tester_config.nim
index eccaafc06..c06a970b1 100644
--- a/apps/liteprotocoltester/tester_config.nim
+++ b/apps/liteprotocoltester/tester_config.nim
@@ -33,6 +33,10 @@ type TesterFunctionality* = enum
   SENDER # pumps messages to the network
   RECEIVER # gather and analyze messages from the network
 
+type LightpushVersion* = enum
+  LEGACY # legacy lightpush protocol
+  V3 # lightpush v3 protocol
+
 type LiteProtocolTesterConf* = object
   configFile* {.
     desc:
@@ -80,6 +84,12 @@ type LiteProtocolTesterConf* = object
     name: "test-func"
   .}: TesterFunctionality
 
+  lightpushVersion* {.
+    desc: "Version of the sender to use. Supported values: legacy, v3.",
+    defaultValue: LightpushVersion.LEGACY,
+    name: "lightpush-version"
+  .}: LightpushVersion
+
   numMessages* {.
     desc: "Number of messages to send.", defaultValue: 120, name: "num-messages"
   .}: uint32
@@ -190,4 +200,14 @@ proc load*(T: type LiteProtocolTesterConf, version = ""): ConfResult[T] =
 proc getPubsubTopic*(conf: LiteProtocolTesterConf): PubsubTopic =
   return $RelayShard(clusterId: conf.clusterId, shardId: conf.shard)
 
+proc getCodec*(conf: LiteProtocolTesterConf): string =
+  return
+    if conf.testFunc == TesterFunctionality.RECEIVER:
+      WakuFilterSubscribeCodec
+    else:
+      if conf.lightpushVersion == LightpushVersion.LEGACY:
+        WakuLegacyLightPushCodec
+      else:
+        WakuLightPushCodec
+
 {.pop.}
diff --git a/apps/liteprotocoltester/v3_publisher.nim b/apps/liteprotocoltester/v3_publisher.nim
new file mode 100644
index 000000000..74a3fdd05
--- /dev/null
+++ b/apps/liteprotocoltester/v3_publisher.nim
@@ -0,0 +1,29 @@
+import results, options, chronos
+import waku/[waku_node, waku_core, waku_lightpush]
+import publisher_base
+
+type V3Publisher* = ref object of PublisherBase
+
+proc new*(T: type V3Publisher, wakuNode: WakuNode): T =
+  if isNil(wakuNode.wakuLightpushClient):
+    wakuNode.mountLightPushClient()
+
+  return V3Publisher(wakuNode: wakuNode)
+
+method send*(
+    self: V3Publisher,
+    topic: PubsubTopic,
+    message: WakuMessage,
+    servicePeer: RemotePeerInfo,
+): Future[Result[void, string]] {.async.} =
+  # when error it must return original error desc due the text is used for distinction between error types in metrics.
+  discard (
+    await self.wakuNode.lightpushPublish(some(topic), message, some(servicePeer))
+  ).valueOr:
+    if error.code == NO_PEERS_TO_RELAY and
+        error.desc != some("No peers for topic, skipping publish"):
+      # TODO: We need better separation of errors happening on the client side or the server side.-
+      return err("dial_failure")
+    else:
+      return err($error.code)
+  return ok()