diff --git a/server/src/main/java/org/opensearch/common/settings/FeatureFlagSettings.java b/server/src/main/java/org/opensearch/common/settings/FeatureFlagSettings.java
index ba6ba1f88b58c..f30b239116a5e 100644
--- a/server/src/main/java/org/opensearch/common/settings/FeatureFlagSettings.java
+++ b/server/src/main/java/org/opensearch/common/settings/FeatureFlagSettings.java
@@ -39,6 +39,7 @@ protected FeatureFlagSettings(
         FeatureFlags.TERM_VERSION_PRECOMMIT_ENABLE_SETTING,
         FeatureFlags.ARROW_STREAMS_SETTING,
         FeatureFlags.STREAM_TRANSPORT_SETTING,
-        FeatureFlags.MERGED_SEGMENT_WARMER_EXPERIMENTAL_SETTING
+        FeatureFlags.MERGED_SEGMENT_WARMER_EXPERIMENTAL_SETTING,
+        FeatureFlags.PLUGGABLE_DATAFORMAT_EXPERIMENTAL_SETTINGS
     );
 }
diff --git a/server/src/main/java/org/opensearch/common/util/FeatureFlags.java b/server/src/main/java/org/opensearch/common/util/FeatureFlags.java
index c53922b0e5ceb..07fd9c8098352 100644
--- a/server/src/main/java/org/opensearch/common/util/FeatureFlags.java
+++ b/server/src/main/java/org/opensearch/common/util/FeatureFlags.java
@@ -97,6 +97,16 @@ public class FeatureFlags {
         Property.NodeScope
     );
 
+    /**
+     * Gates the functionality of pluggable dataformat feature
+     */
+    public static final String PLUGGABLE_DATAFORMAT_EXPERIMENTAL_FLAG = FEATURE_FLAG_PREFIX + "pluggable.dataformat.enabled";
+    public static final Setting<Boolean> PLUGGABLE_DATAFORMAT_EXPERIMENTAL_SETTINGS = Setting.boolSetting(
+        PLUGGABLE_DATAFORMAT_EXPERIMENTAL_FLAG,
+        false,
+        Property.NodeScope
+    );
+
     /**
      * Gates the functionality of application based configuration templates.
      */
@@ -146,6 +156,7 @@ static class FeatureFlagsImpl {
                 put(ARROW_STREAMS_SETTING, ARROW_STREAMS_SETTING.getDefault(Settings.EMPTY));
                 put(STREAM_TRANSPORT_SETTING, STREAM_TRANSPORT_SETTING.getDefault(Settings.EMPTY));
                 put(MERGED_SEGMENT_WARMER_EXPERIMENTAL_SETTING, MERGED_SEGMENT_WARMER_EXPERIMENTAL_SETTING.getDefault(Settings.EMPTY));
+                put(PLUGGABLE_DATAFORMAT_EXPERIMENTAL_SETTINGS, PLUGGABLE_DATAFORMAT_EXPERIMENTAL_SETTINGS.get(Settings.EMPTY));
             }
         };