diff --git a/crates/rpc/rpc-api/src/lib.rs b/crates/rpc/rpc-api/src/lib.rs
index 89968960fb..73775112dc 100644
--- a/crates/rpc/rpc-api/src/lib.rs
+++ b/crates/rpc/rpc-api/src/lib.rs
@@ -39,7 +39,7 @@ pub mod servers {
         admin::AdminApiServer,
         debug::DebugApiServer,
         engine::{EngineApiServer, EngineEthApiServer},
-        mev::MevApiServer,
+        mev::{MevFullApiServer, MevSimApiServer},
         net::NetApiServer,
         otterscan::OtterscanServer,
         reth::RethApiServer,
@@ -69,7 +69,7 @@ pub mod clients {
         engine::{EngineApiClient, EngineEthApiClient},
         ganache::GanacheApiClient,
         hardhat::HardhatApiClient,
-        mev::MevApiClient,
+        mev::{MevFullApiClient, MevSimApiClient},
         net::NetApiClient,
         otterscan::OtterscanClient,
         reth::RethApiClient,
diff --git a/crates/rpc/rpc-api/src/mev.rs b/crates/rpc/rpc-api/src/mev.rs
index b53b0322d0..4980b5cc67 100644
--- a/crates/rpc/rpc-api/src/mev.rs
+++ b/crates/rpc/rpc-api/src/mev.rs
@@ -6,7 +6,21 @@ use jsonrpsee::proc_macros::rpc;
 /// Mev rpc interface.
 #[cfg_attr(not(feature = "client"), rpc(server, namespace = "mev"))]
 #[cfg_attr(feature = "client", rpc(server, client, namespace = "mev"))]
-pub trait MevApi {
+pub trait MevSimApi {
+    /// Similar to `mev_sendBundle` but instead of submitting a bundle to the relay, it returns
+    /// a simulation result. Only fully matched bundles can be simulated.
+    #[method(name = "simBundle")]
+    async fn sim_bundle(
+        &self,
+        bundle: SendBundleRequest,
+        sim_overrides: SimBundleOverrides,
+    ) -> jsonrpsee::core::RpcResult<SimBundleResponse>;
+}
+
+/// Mev rpc interface.
+#[cfg_attr(not(feature = "client"), rpc(server, namespace = "mev"))]
+#[cfg_attr(feature = "client", rpc(server, client, namespace = "mev"))]
+pub trait MevFullApi {
     /// Submitting bundles to the relay. It takes in a bundle and provides a bundle hash as a
     /// return value.
     #[method(name = "sendBundle")]