diff --git a/server/src/main/java/org/opensearch/action/search/SearchPhaseContext.java b/server/src/main/java/org/opensearch/action/search/SearchPhaseContext.java
index 0fa8569413eaf..df451e0745e3c 100644
--- a/server/src/main/java/org/opensearch/action/search/SearchPhaseContext.java
+++ b/server/src/main/java/org/opensearch/action/search/SearchPhaseContext.java
@@ -34,7 +34,7 @@
 import org.apache.logging.log4j.Logger;
 import org.opensearch.action.OriginalIndices;
 import org.opensearch.common.Nullable;
-import org.opensearch.common.annotation.PublicApi;
+import org.opensearch.common.annotation.InternalApi;
 import org.opensearch.common.lease.Releasable;
 import org.opensearch.common.util.concurrent.AtomicArray;
 import org.opensearch.search.SearchPhaseResult;
@@ -49,9 +49,9 @@
 /**
  * This class provide contextual state and access to resources across multiple search phases.
  *
- * @opensearch.api
+ * @opensearch.internal
  */
-@PublicApi(since = "1.0.0")
+@InternalApi
 public interface SearchPhaseContext extends Executor {
     // TODO maybe we can make this concrete later - for now we just implement this in the base class for all initial phases
 
diff --git a/server/src/main/java/org/opensearch/action/search/SearchRequestContext.java b/server/src/main/java/org/opensearch/action/search/SearchRequestContext.java
index 96e9d9efa5079..674363600b251 100644
--- a/server/src/main/java/org/opensearch/action/search/SearchRequestContext.java
+++ b/server/src/main/java/org/opensearch/action/search/SearchRequestContext.java
@@ -10,6 +10,7 @@
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.lucene.search.TotalHits;
+import org.opensearch.common.annotation.InternalApi;
 
 import java.util.EnumMap;
 import java.util.HashMap;
@@ -22,7 +23,8 @@
  *
  * @opensearch.internal
  */
-public class SearchRequestContext {
+@InternalApi
+class SearchRequestContext {
     private final SearchRequestOperationsListener searchRequestOperationsListener;
     private long absoluteStartNanos;
     private final Map<String, Long> phaseTookMap;
@@ -32,11 +34,11 @@ public class SearchRequestContext {
     /**
      * This constructor is for testing only
      */
-    public SearchRequestContext() {
+    SearchRequestContext() {
         this(new SearchRequestOperationsListener.CompositeListener(List.of(), LogManager.getLogger()));
     }
 
-    public SearchRequestContext(SearchRequestOperationsListener searchRequestOperationsListener) {
+    SearchRequestContext(SearchRequestOperationsListener searchRequestOperationsListener) {
         this.searchRequestOperationsListener = searchRequestOperationsListener;
         this.absoluteStartNanos = System.nanoTime();
         this.phaseTookMap = new HashMap<>();
diff --git a/server/src/main/java/org/opensearch/action/search/SearchRequestOperationsListener.java b/server/src/main/java/org/opensearch/action/search/SearchRequestOperationsListener.java
index 91e3eecbf8d13..056cb474eaf32 100644
--- a/server/src/main/java/org/opensearch/action/search/SearchRequestOperationsListener.java
+++ b/server/src/main/java/org/opensearch/action/search/SearchRequestOperationsListener.java
@@ -10,17 +10,17 @@
 
 import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.message.ParameterizedMessage;
-import org.opensearch.common.annotation.PublicApi;
+import org.opensearch.common.annotation.InternalApi;
 
 import java.util.List;
 
 /**
  * A listener for search, fetch and context events at the coordinator node level
  *
- * @opensearch.api
+ * @opensearch.internal
  */
-@PublicApi(since = "1.0.0")
-public interface SearchRequestOperationsListener {
+@InternalApi
+interface SearchRequestOperationsListener {
 
     void onPhaseStart(SearchPhaseContext context);
 
diff --git a/server/src/main/java/org/opensearch/index/mapper/ParametrizedFieldMapper.java b/server/src/main/java/org/opensearch/index/mapper/ParametrizedFieldMapper.java
index a8e04aac45963..ee0b50024ab38 100644
--- a/server/src/main/java/org/opensearch/index/mapper/ParametrizedFieldMapper.java
+++ b/server/src/main/java/org/opensearch/index/mapper/ParametrizedFieldMapper.java
@@ -282,7 +282,7 @@ public Parameter<T> setValidator(Consumer<T> validator) {
         /**
          * Configure a custom serializer for this parameter
          */
-        protected Parameter<T> setSerializer(Serializer<T> serializer, Function<T, String> conflictSerializer) {
+        public Parameter<T> setSerializer(Serializer<T> serializer, Function<T, String> conflictSerializer) {
             this.serializer = serializer;
             this.conflictSerializer = conflictSerializer;
             return this;
@@ -291,7 +291,7 @@ protected Parameter<T> setSerializer(Serializer<T> serializer, Function<T, Strin
         /**
          * Configure a custom serialization check for this parameter
          */
-        protected Parameter<T> setSerializerCheck(SerializerCheck<T> check) {
+        public Parameter<T> setSerializerCheck(SerializerCheck<T> check) {
             this.serializerCheck = check;
             return this;
         }
diff --git a/server/src/test/java/org/opensearch/index/search/stats/SearchStatsTests.java b/server/src/test/java/org/opensearch/index/search/stats/SearchStatsTests.java
index 2ebb033899698..98c7b8e4b2bde 100644
--- a/server/src/test/java/org/opensearch/index/search/stats/SearchStatsTests.java
+++ b/server/src/test/java/org/opensearch/index/search/stats/SearchStatsTests.java
@@ -35,7 +35,6 @@
 import org.opensearch.action.search.SearchPhase;
 import org.opensearch.action.search.SearchPhaseContext;
 import org.opensearch.action.search.SearchPhaseName;
-import org.opensearch.action.search.SearchRequestContext;
 import org.opensearch.action.search.SearchRequestStats;
 import org.opensearch.index.search.stats.SearchStats.Stats;
 import org.opensearch.test.OpenSearchTestCase;
@@ -86,7 +85,7 @@ public void testShardLevelSearchGroupStats() throws Exception {
             when(mockSearchPhase.getSearchPhaseName()).thenReturn(searchPhaseName);
             for (int iterator = 0; iterator < paramValue; iterator++) {
                 testRequestStats.onPhaseStart(ctx);
-                testRequestStats.onPhaseEnd(ctx, new SearchRequestContext());
+                testRequestStats.onPhaseEnd(ctx, null /* not needed */);
             }
         }
         searchStats1.setSearchRequestStats(testRequestStats);