diff --git a/amber/src/main/scala/org/apache/texera/web/model/websocket/request/EditingTimeCompilationRequest.scala b/amber/src/main/scala/org/apache/texera/web/model/websocket/request/EditingTimeCompilationRequest.scala
deleted file mode 100644
index f7a585bb155..00000000000
--- a/amber/src/main/scala/org/apache/texera/web/model/websocket/request/EditingTimeCompilationRequest.scala
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.texera.web.model.websocket.request
-
-import org.apache.texera.amber.operator.LogicalOp
-import org.apache.texera.common.compiler.model.{LogicalLink, LogicalPlanPojo}
-
-case class EditingTimeCompilationRequest(
-    operators: List[LogicalOp],
-    links: List[LogicalLink],
-    opsToViewResult: List[String],
-    opsToReuseResult: List[String]
-) extends TexeraWebSocketRequest {
-
-  def toLogicalPlanPojo: LogicalPlanPojo = {
-    LogicalPlanPojo(operators, links, opsToViewResult, opsToReuseResult)
-  }
-}
diff --git a/amber/src/main/scala/org/apache/texera/web/model/websocket/request/TexeraWebSocketRequest.scala b/amber/src/main/scala/org/apache/texera/web/model/websocket/request/TexeraWebSocketRequest.scala
index 1a92514ff90..a6153cad5ee 100644
--- a/amber/src/main/scala/org/apache/texera/web/model/websocket/request/TexeraWebSocketRequest.scala
+++ b/amber/src/main/scala/org/apache/texera/web/model/websocket/request/TexeraWebSocketRequest.scala
@@ -29,7 +29,6 @@ import org.apache.texera.web.model.websocket.request.python.{
 @JsonTypeInfo(use = JsonTypeInfo.Id.NAME, include = JsonTypeInfo.As.PROPERTY, property = "type")
 @JsonSubTypes(
   Array(
-    new Type(value = classOf[EditingTimeCompilationRequest]),
     new Type(value = classOf[HeartBeatRequest]),
     new Type(value = classOf[ModifyLogicRequest]),
     new Type(value = classOf[ResultPaginationRequest]),
diff --git a/amber/src/test/scala/org/apache/texera/web/model/websocket/request/TexeraWebSocketRequestSpec.scala b/amber/src/test/scala/org/apache/texera/web/model/websocket/request/TexeraWebSocketRequestSpec.scala
index fc8199a0dd0..4fd67f7a24e 100644
--- a/amber/src/test/scala/org/apache/texera/web/model/websocket/request/TexeraWebSocketRequestSpec.scala
+++ b/amber/src/test/scala/org/apache/texera/web/model/websocket/request/TexeraWebSocketRequestSpec.scala
@@ -52,7 +52,7 @@ import org.scalatest.matchers.should.Matchers
   *    1. key is the 'type' string, it must be the same as corresponding backend class name
   *    2. value is the payload this request/event needs"
   *
-  * The keys of `TexeraWebsocketRequestTypeMap` there are `EditingTimeCompilationRequest`,
+  * The keys of `TexeraWebsocketRequestTypeMap` there are
   * `HeartBeatRequest`, `ModifyLogicRequest`, `ResultExportRequest`,
   * `ResultPaginationRequest`, `RetryRequest`, `SkipTupleRequest`,
   * `WorkflowExecuteRequest`, `WorkflowKillRequest`, `WorkflowPauseRequest`,
@@ -77,7 +77,7 @@ class TexeraWebSocketRequestSpec extends AnyFlatSpec with Matchers {
   private def frame(typeId: String, fields: String): String =
     if (fields.isEmpty) s"""{"type":"$typeId"}""" else s"""{"type":"$typeId",$fields}"""
 
-  // A LogicalPlanPojo / EditingTimeCompilationRequest payload with all four lists empty.
+  // A LogicalPlanPojo payload with all four lists empty.
   private val emptyPlanFields =
     """"operators":[],"links":[],"opsToViewResult":[],"opsToReuseResult":[]"""
 
@@ -107,7 +107,6 @@ class TexeraWebSocketRequestSpec extends AnyFlatSpec with Matchers {
     */
   private val registeredRequests: List[(String, String, Class[_ <: TexeraWebSocketRequest])] =
     List(
-      ("EditingTimeCompilationRequest", emptyPlanFields, classOf[EditingTimeCompilationRequest]),
       ("HeartBeatRequest", "", classOf[HeartBeatRequest]),
       ("ModifyLogicRequest", s""""operator":$limitOpJson""", classOf[ModifyLogicRequest]),
       (
@@ -144,7 +143,6 @@ class TexeraWebSocketRequestSpec extends AnyFlatSpec with Matchers {
   // (web/model/http/request/result/, served by WorkflowExecutionsResource) and not a
   // TexeraWebSocketRequest subtype at all — see the divergence test below.
   private val expectedTypeIds: Set[String] = Set(
-    "EditingTimeCompilationRequest",
     "HeartBeatRequest",
     "ModifyLogicRequest",
     "ResultPaginationRequest",
diff --git a/frontend/src/app/workspace/types/workflow-websocket.interface.ts b/frontend/src/app/workspace/types/workflow-websocket.interface.ts
index 475a9a2734a..c89594e7a82 100644
--- a/frontend/src/app/workspace/types/workflow-websocket.interface.ts
+++ b/frontend/src/app/workspace/types/workflow-websocket.interface.ts
@@ -195,7 +195,6 @@ export type WorkflowStateInfo = Readonly<{
 }>;
 
 export type TexeraWebsocketRequestTypeMap = {
-  EditingTimeCompilationRequest: LogicalPlan;
   HeartBeatRequest: {};
   ModifyLogicRequest: ModifyOperatorLogic;
   ResultExportRequest: ResultExportRequest;