diff --git a/examples/demo/app/tests/gclient.rs b/examples/demo/app/tests/gclient.rs
index 727cd99d..3dd2d24e 100644
--- a/examples/demo/app/tests/gclient.rs
+++ b/examples/demo/app/tests/gclient.rs
@@ -124,7 +124,7 @@ async fn ping_pong_works() {
             ping_call_payload,
             Some(gas_limit),
             0,
-            GClientArgs,
+            GClientArgs::default(),
         )
         .await
         .unwrap()
diff --git a/rs/Cargo.toml b/rs/Cargo.toml
index cd1404dd..5e00a5b8 100644
--- a/rs/Cargo.toml
+++ b/rs/Cargo.toml
@@ -34,6 +34,7 @@ gtest = { workspace = true, optional = true }
 [features]
 default = ["gstd"]
 debug = ["gstd?/debug"]
+ethexe = ["gstd?/ethexe"]
 gclient = ["dep:gclient"]
 gstd = ["dep:gstd", "dep:gear-core", "dep:sails-macros"]
 gtest = ["dep:gtest"]
diff --git a/rs/src/calls.rs b/rs/src/calls.rs
index 3a606d9b..7dc959c7 100644
--- a/rs/src/calls.rs
+++ b/rs/src/calls.rs
@@ -7,10 +7,12 @@ use core::{future::Future, marker::PhantomData};
 pub trait Action {
     type Args;
 
+    #[cfg(not(feature = "ethexe"))]
     fn with_gas_limit(self, gas_limit: GasUnit) -> Self;
     fn with_value(self, value: ValueUnit) -> Self;
     fn with_args(self, args: Self::Args) -> Self;
 
+    #[cfg(not(feature = "ethexe"))]
     fn gas_limit(&self) -> Option<GasUnit>;
     fn value(&self) -> ValueUnit;
     fn args(&self) -> &Self::Args;
@@ -124,7 +126,7 @@ pub trait Remoting {
         code_id: CodeId,
         salt: impl AsRef<[u8]>,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
         args: Self::Args,
     ) -> Result<impl Future<Output = Result<(ActorId, Vec<u8>)>>>;
@@ -133,7 +135,7 @@ pub trait Remoting {
         self,
         target: ActorId,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
         args: Self::Args,
     ) -> Result<impl Future<Output = Result<Vec<u8>>>>;
@@ -142,7 +144,7 @@ pub trait Remoting {
         self,
         target: ActorId,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
         args: Self::Args,
     ) -> Result<Vec<u8>>;
@@ -151,6 +153,7 @@ pub trait Remoting {
 pub struct RemotingAction<TRemoting: Remoting, TActionIo: ActionIo> {
     remoting: TRemoting,
     params: TActionIo::Params,
+    #[cfg(not(feature = "ethexe"))]
     gas_limit: Option<GasUnit>,
     value: ValueUnit,
     args: TRemoting::Args,
@@ -161,6 +164,7 @@ impl<TRemoting: Remoting, TActionIo: ActionIo> RemotingAction<TRemoting, TAction
         Self {
             remoting,
             params,
+            #[cfg(not(feature = "ethexe"))]
             gas_limit: Default::default(),
             value: Default::default(),
             args: Default::default(),
@@ -171,6 +175,7 @@ impl<TRemoting: Remoting, TActionIo: ActionIo> RemotingAction<TRemoting, TAction
 impl<TRemoting: Remoting, TActionIo: ActionIo> Action for RemotingAction<TRemoting, TActionIo> {
     type Args = TRemoting::Args;
 
+    #[cfg(not(feature = "ethexe"))]
     fn with_gas_limit(self, gas_limit: GasUnit) -> Self {
         Self {
             gas_limit: Some(gas_limit),
@@ -186,6 +191,7 @@ impl<TRemoting: Remoting, TActionIo: ActionIo> Action for RemotingAction<TRemoti
         Self { args, ..self }
     }
 
+    #[cfg(not(feature = "ethexe"))]
     fn gas_limit(&self) -> Option<GasUnit> {
         self.gas_limit
     }
@@ -210,7 +216,14 @@ where
         let payload = TActionIo::encode_call(&self.params);
         let reply_future = self
             .remoting
-            .message(target, payload, self.gas_limit, self.value, self.args)
+            .message(
+                target,
+                payload,
+                #[cfg(not(feature = "ethexe"))]
+                self.gas_limit,
+                self.value,
+                self.args,
+            )
             .await?;
         Ok(CallTicket::<_, TActionIo>::new(reply_future))
     }
@@ -233,6 +246,7 @@ where
                 code_id,
                 salt,
                 payload,
+                #[cfg(not(feature = "ethexe"))]
                 self.gas_limit,
                 self.value,
                 self.args,
@@ -253,7 +267,14 @@ where
         let payload = TActionIo::encode_call(&self.params);
         let reply_bytes = self
             .remoting
-            .query(target, payload, self.gas_limit, self.value, self.args)
+            .query(
+                target,
+                payload,
+                #[cfg(not(feature = "ethexe"))]
+                self.gas_limit,
+                self.value,
+                self.args,
+            )
             .await?;
         TActionIo::decode_reply(reply_bytes)
     }
diff --git a/rs/src/gclient/calls.rs b/rs/src/gclient/calls.rs
index fff166b8..c55d8eca 100644
--- a/rs/src/gclient/calls.rs
+++ b/rs/src/gclient/calls.rs
@@ -6,12 +6,24 @@ use crate::{
 };
 use core::future::Future;
 use futures::{stream, Stream, StreamExt};
-use gclient::metadata::runtime_types::gear_core::message::user::UserMessage as GenUserMessage;
+use gclient::metadata::runtime_types::{
+    gear_core::message::user::UserMessage as GenUserMessage,
+    pallet_gear_voucher::internal::VoucherId,
+};
 use gclient::{ext::sp_core::ByteArray, EventProcessor, GearApi};
 use gear_core_errors::ReplyCode;
 
 #[derive(Debug, Default)]
-pub struct GClientArgs;
+pub struct GClientArgs {
+    voucher: Option<(VoucherId, bool)>,
+}
+
+impl GClientArgs {
+    pub fn with_voucher(mut self, voucher_id: VoucherId, keep_alive: bool) -> Self {
+        self.voucher = Some((voucher_id, keep_alive));
+        self
+    }
+}
 
 #[derive(Clone)]
 pub struct GClientRemoting {
@@ -37,12 +49,13 @@ impl Remoting for GClientRemoting {
         code_id: CodeId,
         salt: impl AsRef<[u8]>,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
         _args: GClientArgs,
     ) -> Result<impl Future<Output = Result<(ActorId, Vec<u8>)>>> {
         let api = self.api;
         // Calculate gas amount if it is not explicitly set
+        #[cfg(not(feature = "ethexe"))]
         let gas_limit = if let Some(gas_limit) = gas_limit {
             gas_limit
         } else {
@@ -52,6 +65,8 @@ impl Remoting for GClientRemoting {
                 .await?;
             gas_info.min_limit
         };
+        #[cfg(feature = "ethexe")]
+        let gas_limit = 0;
 
         let mut listener = api.subscribe().await?;
         let (message_id, program_id, ..) = api
@@ -69,12 +84,13 @@ impl Remoting for GClientRemoting {
         self,
         target: ActorId,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
-        _args: GClientArgs,
+        args: GClientArgs,
     ) -> Result<impl Future<Output = Result<Vec<u8>>>> {
         let api = self.api;
         // Calculate gas amount if it is not explicitly set
+        #[cfg(not(feature = "ethexe"))]
         let gas_limit = if let Some(gas_limit) = gas_limit {
             gas_limit
         } else {
@@ -84,11 +100,19 @@ impl Remoting for GClientRemoting {
                 .await?;
             gas_info.min_limit
         };
+        #[cfg(feature = "ethexe")]
+        let gas_limit = 0;
 
         let mut listener = api.subscribe().await?;
-        let (message_id, ..) = api
-            .send_message_bytes(target, payload, gas_limit, value)
-            .await?;
+        let (message_id, ..) = if let Some((voucher_id, keep_alive)) = args.voucher {
+            api.send_message_bytes_with_voucher(
+                voucher_id, target, payload, gas_limit, value, keep_alive,
+            )
+            .await?
+        } else {
+            api.send_message_bytes(target, payload, gas_limit, value)
+                .await?
+        };
 
         Ok(async move {
             let (_, result, _) = listener.reply_bytes_on(message_id).await?;
@@ -101,17 +125,20 @@ impl Remoting for GClientRemoting {
         self,
         target: ActorId,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
         _args: GClientArgs,
     ) -> Result<Vec<u8>> {
         let api = self.api;
         // Get Max gas amount if it is not explicitly set
+        #[cfg(not(feature = "ethexe"))]
         let gas_limit = if let Some(gas_limit) = gas_limit {
             gas_limit
         } else {
             api.block_gas_limit()?
         };
+        #[cfg(feature = "ethexe")]
+        let gas_limit = 0;
         let origin = H256::from_slice(api.account_id().as_slice());
         let payload = payload.as_ref().to_vec();
 
diff --git a/rs/src/gstd/calls.rs b/rs/src/gstd/calls.rs
index 34c6bb58..837ee407 100644
--- a/rs/src/gstd/calls.rs
+++ b/rs/src/gstd/calls.rs
@@ -5,10 +5,13 @@ use gstd::{msg, prog};
 
 #[derive(Default)]
 pub struct GStdArgs {
+    #[cfg(not(feature = "ethexe"))]
     reply_deposit: Option<GasUnit>,
+    #[cfg(not(feature = "ethexe"))]
     reply_hook: Option<Box<dyn FnOnce() + Send + 'static>>,
 }
 
+#[cfg(not(feature = "ethexe"))]
 impl GStdArgs {
     pub fn with_reply_deposit(mut self, reply_deposit: Option<GasUnit>) -> Self {
         self.reply_deposit = reply_deposit;
@@ -32,10 +35,11 @@ impl GStdRemoting {
     fn send_for_reply(
         target: ActorId,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
-        args: GStdArgs,
+        #[allow(unused_variables)] args: GStdArgs,
     ) -> Result<msg::MessageFuture, crate::errors::Error> {
+        #[cfg(not(feature = "ethexe"))]
         let message_future = if let Some(gas_limit) = gas_limit {
             msg::send_bytes_with_gas_for_reply(
                 target,
@@ -52,11 +56,15 @@ impl GStdRemoting {
                 args.reply_deposit.unwrap_or_default(),
             )?
         };
+        #[cfg(feature = "ethexe")]
+        let message_future = msg::send_bytes_for_reply(target, payload, value)?;
+
+        #[cfg(not(feature = "ethexe"))]
         if let Some(reply_hook) = args.reply_hook {
-            Ok(message_future.handle_reply(reply_hook)?)
-        } else {
-            Ok(message_future)
+            return Ok(message_future.handle_reply(reply_hook)?);
         }
+
+        Ok(message_future)
     }
 }
 
@@ -68,10 +76,11 @@ impl Remoting for GStdRemoting {
         code_id: CodeId,
         salt: impl AsRef<[u8]>,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
-        args: GStdArgs,
+        #[allow(unused_variables)] args: GStdArgs,
     ) -> Result<impl Future<Output = Result<(ActorId, Vec<u8>)>>> {
+        #[cfg(not(feature = "ethexe"))]
         let mut reply_future = if let Some(gas_limit) = gas_limit {
             prog::create_program_bytes_with_gas_for_reply(
                 code_id,
@@ -90,9 +99,14 @@ impl Remoting for GStdRemoting {
                 args.reply_deposit.unwrap_or_default(),
             )?
         };
+        #[cfg(feature = "ethexe")]
+        let reply_future = prog::create_program_bytes_for_reply(code_id, salt, payload, value)?;
+
+        #[cfg(not(feature = "ethexe"))]
         if let Some(reply_hook) = args.reply_hook {
             reply_future = reply_future.handle_reply(reply_hook)?;
         }
+
         let reply_future = reply_future.map(|result| result.map_err(Into::into));
         Ok(reply_future)
     }
@@ -101,11 +115,18 @@ impl Remoting for GStdRemoting {
         self,
         target: ActorId,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
         args: GStdArgs,
     ) -> Result<impl Future<Output = Result<Vec<u8>>>> {
-        let reply_future = GStdRemoting::send_for_reply(target, payload, gas_limit, value, args)?;
+        let reply_future = GStdRemoting::send_for_reply(
+            target,
+            payload,
+            #[cfg(not(feature = "ethexe"))]
+            gas_limit,
+            value,
+            args,
+        )?;
         let reply_future = reply_future.map(|result| result.map_err(Into::into));
         Ok(reply_future)
     }
@@ -114,11 +135,18 @@ impl Remoting for GStdRemoting {
         self,
         target: ActorId,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
         args: GStdArgs,
     ) -> Result<Vec<u8>> {
-        let reply_future = GStdRemoting::send_for_reply(target, payload, gas_limit, value, args)?;
+        let reply_future = GStdRemoting::send_for_reply(
+            target,
+            payload,
+            #[cfg(not(feature = "ethexe"))]
+            gas_limit,
+            value,
+            args,
+        )?;
         let reply = reply_future.await?;
         Ok(reply)
     }
diff --git a/rs/src/gstd/mod.rs b/rs/src/gstd/mod.rs
index ecc1b06e..4da72b50 100644
--- a/rs/src/gstd/mod.rs
+++ b/rs/src/gstd/mod.rs
@@ -1,5 +1,8 @@
+#[cfg(not(feature = "ethexe"))]
 #[doc(hidden)]
-pub use gstd::{async_init, async_main, handle_reply_with_hook, handle_signal, message_loop};
+pub use gstd::handle_signal;
+#[doc(hidden)]
+pub use gstd::{async_init, async_main, handle_reply_with_hook, message_loop};
 pub use gstd::{debug, exec, msg};
 pub use sails_macros::*;
 
diff --git a/rs/src/gtest/calls.rs b/rs/src/gtest/calls.rs
index 615e7e06..0f00c6e6 100644
--- a/rs/src/gtest/calls.rs
+++ b/rs/src/gtest/calls.rs
@@ -139,11 +139,14 @@ impl GTestRemoting {
         &self,
         target: ActorId,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
         args: GTestArgs,
     ) -> Result<MessageId> {
+        #[cfg(not(feature = "ethexe"))]
         let gas_limit = gas_limit.unwrap_or(gtest::constants::GAS_ALLOWANCE);
+        #[cfg(feature = "ethexe")]
+        let gas_limit = gtest::constants::GAS_ALLOWANCE;
         let program = self
             .system
             .get_program(target.as_ref())
@@ -187,11 +190,14 @@ impl Remoting for GTestRemoting {
         code_id: CodeId,
         salt: impl AsRef<[u8]>,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
         args: GTestArgs,
     ) -> Result<impl Future<Output = Result<(ActorId, Vec<u8>)>>> {
+        #[cfg(not(feature = "ethexe"))]
         let gas_limit = gas_limit.unwrap_or(gtest::constants::GAS_ALLOWANCE);
+        #[cfg(feature = "ethexe")]
+        let gas_limit = gtest::constants::GAS_ALLOWANCE;
         let code = self
             .system
             .submitted_code(code_id)
@@ -214,11 +220,18 @@ impl Remoting for GTestRemoting {
         self,
         target: ActorId,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
         args: GTestArgs,
     ) -> Result<impl Future<Output = Result<Vec<u8>>>> {
-        let message_id = self.send_message(target, payload, gas_limit, value, args)?;
+        let message_id = self.send_message(
+            target,
+            payload,
+            #[cfg(not(feature = "ethexe"))]
+            gas_limit,
+            value,
+            args,
+        )?;
         Ok(self.message_reply_from_next_block(message_id))
     }
 
@@ -226,11 +239,18 @@ impl Remoting for GTestRemoting {
         self,
         target: ActorId,
         payload: impl AsRef<[u8]>,
-        gas_limit: Option<GasUnit>,
+        #[cfg(not(feature = "ethexe"))] gas_limit: Option<GasUnit>,
         value: ValueUnit,
         args: GTestArgs,
     ) -> Result<Vec<u8>> {
-        let message_id = self.send_message(target, payload, gas_limit, value, args)?;
+        let message_id = self.send_message(
+            target,
+            payload,
+            #[cfg(not(feature = "ethexe"))]
+            gas_limit,
+            value,
+            args,
+        )?;
         self.message_reply_from_next_block(message_id).await
     }
 }