diff --git a/etherlink/bin_node/lib_dev/tezlink/tezlink_directory.ml b/etherlink/bin_node/lib_dev/tezlink/tezlink_directory.ml
index fdcdd7d3207228a43adaf6742b78319239d66a3a..9be4bf299ad517e99ccb444a04fa1d7de17a23a5 100644
--- a/etherlink/bin_node/lib_dev/tezlink/tezlink_directory.ml
+++ b/etherlink/bin_node/lib_dev/tezlink/tezlink_directory.ml
@@ -286,6 +286,23 @@ let build_block_static_directory ~l2_chain_id
            Tezlink_mock.Operation_metadata.operation_metadata op
          in
          return (op, mock_result))
+  |> register
+       ~service:Tezos_services.preapply_operations
+       ~impl:(fun {block; chain} param ops ->
+         let*? _chain = check_chain chain in
+         let*? _block = check_block block in
+         let*? receipts =
+           List.map_e
+             (fun (op : Alpha_context.packed_operation) ->
+               let open Result_syntax in
+               let op = op.protocol_data in
+               let* mock_result =
+                 Tezlink_mock.Operation_metadata.operation_metadata op
+               in
+               return (op, mock_result))
+             ops
+         in
+         Lwt_result_syntax.return (param#version, receipts))
 
 let register_block_info ~l2_chain_id (module Backend : Tezlink_backend_sig.S)
     (module Block_header : HEADER) base_dir =
diff --git a/etherlink/bin_node/lib_dev/tezlink/tezos_services.ml b/etherlink/bin_node/lib_dev/tezlink/tezos_services.ml
index 1c0cd07a46dddea7b907043283b293e7a76204f1..0c0cc6ef35f3343dbb8dcbb3d9e32e4e56b4cad0 100644
--- a/etherlink/bin_node/lib_dev/tezlink/tezos_services.ml
+++ b/etherlink/bin_node/lib_dev/tezlink/tezos_services.ml
@@ -467,3 +467,16 @@ let injection_operation :
       Operation_hash.t )
     Tezos_rpc.Service.t =
   Tezos_shell_services.Injection_services.S.operation
+
+let preapply_operations :
+    ( [`POST],
+      tezlink_rpc_context,
+      tezlink_rpc_context,
+      < version : Tezlink_protocols.Shell_impl.version >,
+      Protocol_types.Alpha_context.packed_operation list,
+      Tezlink_protocols.Shell_impl.version
+      * (Protocol_types.Alpha_context.packed_protocol_data
+        * Imported_protocol.operation_receipt)
+        list )
+    Tezos_rpc.Service.t =
+  import_service Block_services.S.Helpers.Preapply.operations
diff --git a/etherlink/tezt/tests/expected/evm_sequencer.ml/Alpha- Test the -describe endpoint.out b/etherlink/tezt/tests/expected/evm_sequencer.ml/Alpha- Test the -describe endpoint.out
index da201179cf555238f05a0f2933a50ffd45b5d264..3c830feef5ad73ac8ec512a41dd4a4672c806675 100644
--- a/etherlink/tezt/tests/expected/evm_sequencer.ml/Alpha- Test the -describe endpoint.out	
+++ b/etherlink/tezt/tests/expected/evm_sequencer.ml/Alpha- Test the -describe endpoint.out	
@@ -167,18 +167,22 @@ Available services:
         The block's hash, its unique identifier. 
     - GET /chains/main/blocks/head/header
         The whole block header. 
-    - GET /chains/main/blocks/head/helpers/current_level
-        Returns the level of the interrogated block, or the one of a block
-        located `offset` blocks after it in the chain. For instance, the next
-        block if `offset` is 1. The offset cannot be negative. 
-    - POST /chains/main/blocks/head/helpers/scripts/simulate_operation
-        Simulate running an operation at some future moment (based on the
-        number of blocks given in the `latency` argument), and return the
-        operation application result. The result is the same as run_operation
-        except for the consumed gas, which depends on the contents of the
-        cache at that future moment. This RPC estimates future gas
-        consumption by trying to predict the state of the cache using some
-        heuristics. 
+    + helpers/
+      - GET /chains/main/blocks/head/helpers/current_level
+          Returns the level of the interrogated block, or the one of a block
+          located `offset` blocks after it in the chain. For instance, the
+          next block if `offset` is 1. The offset cannot be negative. 
+      - POST /chains/main/blocks/head/helpers/preapply/operations
+          Simulate the application of the operations with the context of the
+          given block and return the result of each operation application. 
+      - POST /chains/main/blocks/head/helpers/scripts/simulate_operation
+          Simulate running an operation at some future moment (based on the
+          number of blocks given in the `latency` argument), and return the
+          operation application result. The result is the same as
+          run_operation except for the consumed gas, which depends on the
+          contents of the cache at that future moment. This RPC estimates
+          future gas consumption by trying to predict the state of the cache
+          using some heuristics. 
     - GET /chains/main/blocks/head/protocols
         Current and next protocol.