diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/KnnSearch.java b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/KnnSearch.java
index 468ef24ce2..ee19acb32e 100644
--- a/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/KnnSearch.java
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/KnnSearch.java
@@ -92,6 +92,9 @@ public class KnnSearch implements JsonpSerializable {
 	@Nullable
 	private final RescoreVector rescoreVector;
 
+	@Nullable
+	private final String queryName;
+
 	// ---------------------------------------------------------------------------------------------
 
 	private KnnSearch(Builder builder) {
@@ -106,6 +109,7 @@ private KnnSearch(Builder builder) {
 		this.similarity = builder.similarity;
 		this.innerHits = builder.innerHits;
 		this.rescoreVector = builder.rescoreVector;
+		this.queryName = builder.queryName;
 
 	}
 
@@ -211,6 +215,14 @@ public final RescoreVector rescoreVector() {
 		return this.rescoreVector;
 	}
 
+	/**
+	 * API name: {@code _name}
+	 */
+	@Nullable
+	public final String queryName() {
+		return this.queryName;
+	}
+
 	/**
 	 * Serialize this object to JSON.
 	 */
@@ -280,6 +292,11 @@ protected void serializeInternal(JsonGenerator generator, JsonpMapper mapper) {
 			this.rescoreVector.serialize(generator, mapper);
 
 		}
+		if (this.queryName != null) {
+			generator.writeKey("_name");
+			generator.write(this.queryName);
+
+		}
 
 	}
 
@@ -324,6 +341,9 @@ public static class Builder extends WithJsonObjectBuilderBase<Builder> implement
 		@Nullable
 		private RescoreVector rescoreVector;
 
+		@Nullable
+		private String queryName;
+
 		public Builder() {
 		}
 		private Builder(KnnSearch instance) {
@@ -337,6 +357,7 @@ private Builder(KnnSearch instance) {
 			this.similarity = instance.similarity;
 			this.innerHits = instance.innerHits;
 			this.rescoreVector = instance.rescoreVector;
+			this.queryName = instance.queryName;
 
 		}
 		/**
@@ -534,6 +555,14 @@ public final Builder rescoreVector(Function<RescoreVector.Builder, ObjectBuilder
 			return this.rescoreVector(fn.apply(new RescoreVector.Builder()).build());
 		}
 
+		/**
+		 * API name: {@code _name}
+		 */
+		public final Builder queryName(@Nullable String value) {
+			this.queryName = value;
+			return this;
+		}
+
 		@Override
 		protected Builder self() {
 			return this;
@@ -579,6 +608,7 @@ protected static void setupKnnSearchDeserializer(ObjectDeserializer<KnnSearch.Bu
 		op.add(Builder::similarity, JsonpDeserializer.floatDeserializer(), "similarity");
 		op.add(Builder::innerHits, InnerHits._DESERIALIZER, "inner_hits");
 		op.add(Builder::rescoreVector, RescoreVector._DESERIALIZER, "rescore_vector");
+		op.add(Builder::queryName, JsonpDeserializer.stringDeserializer(), "_name");
 
 	}
 
diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/Script.java b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/Script.java
index 79bf31a2d0..213b159c59 100644
--- a/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/Script.java
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/Script.java
@@ -19,6 +19,8 @@
 
 package co.elastic.clients.elasticsearch._types;
 
+import co.elastic.clients.elasticsearch._types.aggregations.MultiTermLookup;
+import co.elastic.clients.elasticsearch._types.aggregations.MultiTermLookupVariant;
 import co.elastic.clients.elasticsearch._types.query_dsl.IntervalsFilter;
 import co.elastic.clients.elasticsearch._types.query_dsl.IntervalsFilterVariant;
 import co.elastic.clients.json.JsonData;
@@ -61,7 +63,7 @@
  * @see <a href="../doc-files/api-spec.html#_types.Script">API specification</a>
  */
 @JsonpDeserializable
-public class Script implements IntervalsFilterVariant, JsonpSerializable {
+public class Script implements IntervalsFilterVariant, MultiTermLookupVariant, JsonpSerializable {
 	@Nullable
 	private final String source;
 
@@ -99,6 +101,14 @@ public IntervalsFilter.Kind _intervalsFilterKind() {
 		return IntervalsFilter.Kind.Script;
 	}
 
+	/**
+	 * MultiTermLookup variant kind.
+	 */
+	@Override
+	public MultiTermLookup.Kind _multiTermLookupKind() {
+		return MultiTermLookup.Kind.Script;
+	}
+
 	/**
 	 * The script source.
 	 * <p>
diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermLookup.java b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermLookup.java
index 679b4f3f84..d7fbb211d0 100644
--- a/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermLookup.java
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermLookup.java
@@ -20,6 +20,8 @@
 package co.elastic.clients.elasticsearch._types.aggregations;
 
 import co.elastic.clients.elasticsearch._types.FieldValue;
+import co.elastic.clients.elasticsearch._types.Script;
+import co.elastic.clients.json.JsonEnum;
 import co.elastic.clients.json.JsonpDeserializable;
 import co.elastic.clients.json.JsonpDeserializer;
 import co.elastic.clients.json.JsonpMapper;
@@ -29,8 +31,11 @@
 import co.elastic.clients.json.ObjectDeserializer;
 import co.elastic.clients.util.ApiTypeHelper;
 import co.elastic.clients.util.ObjectBuilder;
+import co.elastic.clients.util.TaggedUnion;
+import co.elastic.clients.util.TaggedUnionUtils;
 import co.elastic.clients.util.WithJsonObjectBuilderBase;
 import jakarta.json.stream.JsonGenerator;
+import java.lang.Object;
 import java.lang.String;
 import java.util.Objects;
 import java.util.function.Function;
@@ -60,17 +65,65 @@
  *      specification</a>
  */
 @JsonpDeserializable
-public class MultiTermLookup implements JsonpSerializable {
-	private final String field;
+public class MultiTermLookup implements TaggedUnion<MultiTermLookup.Kind, Object>, JsonpSerializable {
+
+	/**
+	 * {@link MultiTermLookup} variant kinds.
+	 * 
+	 * @see <a href=
+	 *      "../../doc-files/api-spec.html#_types.aggregations.MultiTermLookup">API
+	 *      specification</a>
+	 */
+
+	public enum Kind implements JsonEnum {
+		Field("field"),
+
+		Script("script"),
+
+		;
+
+		private final String jsonValue;
+
+		Kind(String jsonValue) {
+			this.jsonValue = jsonValue;
+		}
+
+		public String jsonValue() {
+			return this.jsonValue;
+		}
+
+	}
+
+	private final Kind _kind;
+	private final Object _value;
+
+	@Override
+	public final Kind _kind() {
+		return _kind;
+	}
+
+	@Override
+	public final Object _get() {
+		return _value;
+	}
 
 	@Nullable
 	private final FieldValue missing;
 
-	// ---------------------------------------------------------------------------------------------
+	public MultiTermLookup(MultiTermLookupVariant value) {
+
+		this._kind = ApiTypeHelper.requireNonNull(value._multiTermLookupKind(), this, "<variant kind>");
+		this._value = ApiTypeHelper.requireNonNull(value, this, "<variant value>");
+
+		this.missing = null;
+
+	}
 
 	private MultiTermLookup(Builder builder) {
 
-		this.field = ApiTypeHelper.requireNonNull(builder.field, this, "field");
+		this._kind = ApiTypeHelper.requireNonNull(builder._kind, builder, "<variant kind>");
+		this._value = ApiTypeHelper.requireNonNull(builder._value, builder, "<variant value>");
+
 		this.missing = builder.missing;
 
 	}
@@ -79,15 +132,6 @@ public static MultiTermLookup of(Function<Builder, ObjectBuilder<MultiTermLookup
 		return fn.apply(new Builder()).build();
 	}
 
-	/**
-	 * Required - A fields from which to retrieve terms.
-	 * <p>
-	 * API name: {@code field}
-	 */
-	public final String field() {
-		return this.field;
-	}
-
 	/**
 	 * The value to apply to documents that do not have a value. By default,
 	 * documents without a value are ignored.
@@ -100,18 +144,44 @@ public final FieldValue missing() {
 	}
 
 	/**
-	 * Serialize this object to JSON.
+	 * Is this variant instance of kind {@code field}?
 	 */
-	public void serialize(JsonGenerator generator, JsonpMapper mapper) {
-		generator.writeStartObject();
-		serializeInternal(generator, mapper);
-		generator.writeEnd();
+	public boolean isField() {
+		return _kind == Kind.Field;
 	}
 
-	protected void serializeInternal(JsonGenerator generator, JsonpMapper mapper) {
+	/**
+	 * Get the {@code field} variant value.
+	 *
+	 * @throws IllegalStateException
+	 *             if the current variant is not of the {@code field} kind.
+	 */
+	public String field() {
+		return TaggedUnionUtils.get(this, Kind.Field);
+	}
 
-		generator.writeKey("field");
-		generator.write(this.field);
+	/**
+	 * Is this variant instance of kind {@code script}?
+	 */
+	public boolean isScript() {
+		return _kind == Kind.Script;
+	}
+
+	/**
+	 * Get the {@code script} variant value.
+	 *
+	 * @throws IllegalStateException
+	 *             if the current variant is not of the {@code script} kind.
+	 */
+	public Script script() {
+		return TaggedUnionUtils.get(this, Kind.Script);
+	}
+
+	@Override
+	@SuppressWarnings("unchecked")
+	public void serialize(JsonGenerator generator, JsonpMapper mapper) {
+
+		generator.writeStartObject();
 
 		if (this.missing != null) {
 			generator.writeKey("missing");
@@ -119,6 +189,20 @@ protected void serializeInternal(JsonGenerator generator, JsonpMapper mapper) {
 
 		}
 
+		generator.writeKey(_kind.jsonValue());
+		if (_value instanceof JsonpSerializable) {
+			((JsonpSerializable) _value).serialize(generator, mapper);
+		} else {
+			switch (_kind) {
+				case Field :
+					generator.write(((String) this._value));
+
+					break;
+			}
+		}
+
+		generator.writeEnd();
+
 	}
 
 	@Override
@@ -126,35 +210,13 @@ public String toString() {
 		return JsonpUtils.toString(this);
 	}
 
-	// ---------------------------------------------------------------------------------------------
-
-	/**
-	 * Builder for {@link MultiTermLookup}.
-	 */
-
 	public static class Builder extends WithJsonObjectBuilderBase<Builder> implements ObjectBuilder<MultiTermLookup> {
-		private String field;
+		private Kind _kind;
+		private Object _value;
 
 		@Nullable
 		private FieldValue missing;
 
-		public Builder() {
-		}
-		private Builder(MultiTermLookup instance) {
-			this.field = instance.field;
-			this.missing = instance.missing;
-
-		}
-		/**
-		 * Required - A fields from which to retrieve terms.
-		 * <p>
-		 * API name: {@code field}
-		 */
-		public final Builder field(String value) {
-			this.field = value;
-			return this;
-		}
-
 		/**
 		 * The value to apply to documents that do not have a value. By default,
 		 * documents without a value are ignored.
@@ -224,39 +286,108 @@ public final Builder missing(boolean value) {
 		protected Builder self() {
 			return this;
 		}
+		public ContainerBuilder field(String v) {
+			this._kind = Kind.Field;
+			this._value = v;
+			return new ContainerBuilder();
+		}
+
+		public ContainerBuilder script(Script v) {
+			this._kind = Kind.Script;
+			this._value = v;
+			return new ContainerBuilder();
+		}
+
+		public ContainerBuilder script(Function<Script.Builder, ObjectBuilder<Script>> fn) {
+			return this.script(fn.apply(new Script.Builder()).build());
+		}
 
-		/**
-		 * Builds a {@link MultiTermLookup}.
-		 *
-		 * @throws NullPointerException
-		 *             if some of the required fields are null.
-		 */
 		public MultiTermLookup build() {
 			_checkSingleUse();
-
 			return new MultiTermLookup(this);
 		}
-	}
 
-	/**
-	 * @return New {@link Builder} initialized with field values of this instance
-	 */
-	public Builder rebuild() {
-		return new Builder(this);
+		public class ContainerBuilder implements ObjectBuilder<MultiTermLookup> {
+
+			/**
+			 * The value to apply to documents that do not have a value. By default,
+			 * documents without a value are ignored.
+			 * <p>
+			 * API name: {@code missing}
+			 */
+			public final ContainerBuilder missing(@Nullable FieldValue value) {
+				Builder.this.missing = value;
+				return this;
+			}
+
+			/**
+			 * The value to apply to documents that do not have a value. By default,
+			 * documents without a value are ignored.
+			 * <p>
+			 * API name: {@code missing}
+			 */
+			public final ContainerBuilder missing(Function<FieldValue.Builder, ObjectBuilder<FieldValue>> fn) {
+				return this.missing(fn.apply(new FieldValue.Builder()).build());
+			}
+
+			/**
+			 * The value to apply to documents that do not have a value. By default,
+			 * documents without a value are ignored.
+			 * <p>
+			 * API name: {@code missing}
+			 */
+			public final ContainerBuilder missing(String value) {
+				Builder.this.missing = FieldValue.of(value);
+				return this;
+			}
+
+			/**
+			 * The value to apply to documents that do not have a value. By default,
+			 * documents without a value are ignored.
+			 * <p>
+			 * API name: {@code missing}
+			 */
+			public final ContainerBuilder missing(long value) {
+				Builder.this.missing = FieldValue.of(value);
+				return this;
+			}
+
+			/**
+			 * The value to apply to documents that do not have a value. By default,
+			 * documents without a value are ignored.
+			 * <p>
+			 * API name: {@code missing}
+			 */
+			public final ContainerBuilder missing(double value) {
+				Builder.this.missing = FieldValue.of(value);
+				return this;
+			}
+
+			/**
+			 * The value to apply to documents that do not have a value. By default,
+			 * documents without a value are ignored.
+			 * <p>
+			 * API name: {@code missing}
+			 */
+			public final ContainerBuilder missing(boolean value) {
+				Builder.this.missing = FieldValue.of(value);
+				return this;
+			}
+
+			public MultiTermLookup build() {
+				return Builder.this.build();
+			}
+		}
 	}
-	// ---------------------------------------------------------------------------------------------
 
-	/**
-	 * Json deserializer for {@link MultiTermLookup}
-	 */
-	public static final JsonpDeserializer<MultiTermLookup> _DESERIALIZER = ObjectBuilderDeserializer.lazy(Builder::new,
-			MultiTermLookup::setupMultiTermLookupDeserializer);
-
-	protected static void setupMultiTermLookupDeserializer(ObjectDeserializer<MultiTermLookup.Builder> op) {
+	protected static void setupMultiTermLookupDeserializer(ObjectDeserializer<Builder> op) {
 
 		op.add(Builder::field, JsonpDeserializer.stringDeserializer(), "field");
+		op.add(Builder::script, Script._DESERIALIZER, "script");
 		op.add(Builder::missing, FieldValue._DESERIALIZER, "missing");
 
 	}
 
+	public static final JsonpDeserializer<MultiTermLookup> _DESERIALIZER = ObjectBuilderDeserializer.lazy(Builder::new,
+			MultiTermLookup::setupMultiTermLookupDeserializer, Builder::build);
 }
diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermLookupBuilders.java b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermLookupBuilders.java
new file mode 100644
index 0000000000..068d348a33
--- /dev/null
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermLookupBuilders.java
@@ -0,0 +1,70 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. 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 co.elastic.clients.elasticsearch._types.aggregations;
+
+import co.elastic.clients.elasticsearch._types.Script;
+import co.elastic.clients.util.ObjectBuilder;
+import java.util.function.Function;
+
+//----------------------------------------------------------------
+//       THIS CODE IS GENERATED. MANUAL EDITS WILL BE LOST.
+//----------------------------------------------------------------
+//
+// This code is generated from the Elasticsearch API specification
+// at https://github.com/elastic/elasticsearch-specification
+//
+// Manual updates to this file will be lost when the code is
+// re-generated.
+//
+// If you find a property that is missing or wrongly typed, please
+// open an issue or a PR on the API specification repository.
+//
+//----------------------------------------------------------------
+
+/**
+ * Builders for {@link MultiTermLookup} variants.
+ * <p>
+ * Variants <code>field</code> are not available here as they don't have a
+ * dedicated class. Use {@link MultiTermLookup}'s builder for these.
+ * 
+ */
+public class MultiTermLookupBuilders {
+	private MultiTermLookupBuilders() {
+	}
+
+	/**
+	 * Creates a builder for the {@link Script script} {@code MultiTermLookup}
+	 * variant.
+	 */
+	public static Script.Builder script() {
+		return new Script.Builder();
+	}
+
+	/**
+	 * Creates a MultiTermLookup of the {@link Script script}
+	 * {@code MultiTermLookup} variant.
+	 */
+	public static MultiTermLookup script(Function<Script.Builder, ObjectBuilder<Script>> fn) {
+		MultiTermLookup.Builder builder = new MultiTermLookup.Builder();
+		builder.script(fn.apply(new Script.Builder()).build());
+		return builder.build();
+	}
+
+}
diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermLookupVariant.java b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermLookupVariant.java
new file mode 100644
index 0000000000..bc083f167e
--- /dev/null
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermLookupVariant.java
@@ -0,0 +1,48 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. 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 co.elastic.clients.elasticsearch._types.aggregations;
+
+//----------------------------------------------------------------
+//       THIS CODE IS GENERATED. MANUAL EDITS WILL BE LOST.
+//----------------------------------------------------------------
+//
+// This code is generated from the Elasticsearch API specification
+// at https://github.com/elastic/elasticsearch-specification
+//
+// Manual updates to this file will be lost when the code is
+// re-generated.
+//
+// If you find a property that is missing or wrongly typed, please
+// open an issue or a PR on the API specification repository.
+//
+//----------------------------------------------------------------
+
+/**
+ * Base interface for {@link MultiTermLookup} variants.
+ */
+public interface MultiTermLookupVariant {
+
+	MultiTermLookup.Kind _multiTermLookupKind();
+
+	default MultiTermLookup _toMultiTermLookup() {
+		return new MultiTermLookup(this);
+	}
+
+}
diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermsAggregation.java b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermsAggregation.java
index 8638ec614c..8f366652a7 100644
--- a/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermsAggregation.java
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/_types/aggregations/MultiTermsAggregation.java
@@ -425,6 +425,21 @@ public final Builder terms(MultiTermLookup value, MultiTermLookup... values) {
 			return this;
 		}
 
+		/**
+		 * Required - The field from which to generate sets of terms.
+		 * <p>
+		 * API name: {@code terms}
+		 * <p>
+		 * Adds one or more values to <code>terms</code>.
+		 */
+		public final Builder terms(MultiTermLookupVariant value, MultiTermLookupVariant... values) {
+			this.terms = _listAdd(this.terms, value._toMultiTermLookup());
+			for (MultiTermLookupVariant v : values) {
+				_listAdd(this.terms, v._toMultiTermLookup());
+			}
+			return this;
+		}
+
 		/**
 		 * Required - The field from which to generate sets of terms.
 		 * <p>
diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/doc-files/api-spec.html b/java-client/src/main/java/co/elastic/clients/elasticsearch/doc-files/api-spec.html
index 9faf9d66af..3f569a3835 100644
--- a/java-client/src/main/java/co/elastic/clients/elasticsearch/doc-files/api-spec.html
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/doc-files/api-spec.html
@@ -304,9 +304,9 @@
 '_types.IndicesResponseBase': '_types/Base.ts#L146-L148',
 '_types.InlineGet': '_types/common.ts#L335-L348',
 '_types.InnerRetriever': '_types/Retriever.ts#L85-L89',
-'_types.KnnQuery': '_types/Knn.ts#L64-L87',
+'_types.KnnQuery': '_types/Knn.ts#L66-L89',
 '_types.KnnRetriever': '_types/Retriever.ts#L115-L133',
-'_types.KnnSearch': '_types/Knn.ts#L35-L62',
+'_types.KnnSearch': '_types/Knn.ts#L35-L64',
 '_types.LatLonGeoLocation': '_types/Geo.ts#L114-L123',
 '_types.Level': '_types/common.ts#L264-L268',
 '_types.LifecycleOperationMode': '_types/Lifecycle.ts#L20-L24',
@@ -322,7 +322,7 @@
 '_types.PinnedRetriever': '_types/Retriever.ts#L77-L83',
 '_types.PluginStats': '_types/Stats.ts#L205-L215',
 '_types.QueryCacheStats': '_types/Stats.ts#L217-L251',
-'_types.QueryVectorBuilder': '_types/Knn.ts#L89-L92',
+'_types.QueryVectorBuilder': '_types/Knn.ts#L91-L94',
 '_types.RRFRetriever': '_types/Retriever.ts#L135-L144',
 '_types.RankBase': '_types/Rank.ts#L30-L30',
 '_types.RankContainer': '_types/Rank.ts#L22-L28',
@@ -367,7 +367,7 @@
 '_types.StoredScript': '_types/Scripting.ts#L47-L59',
 '_types.SuggestMode': '_types/common.ts#L297-L310',
 '_types.TaskFailure': '_types/Errors.ts#L71-L76',
-'_types.TextEmbedding': '_types/Knn.ts#L94-L103',
+'_types.TextEmbedding': '_types/Knn.ts#L96-L105',
 '_types.TextSimilarityReranker': '_types/Retriever.ts#L146-L157',
 '_types.ThreadType': '_types/common.ts#L312-L318',
 '_types.TimeUnit': '_types/Time.ts#L70-L78',
@@ -391,7 +391,7 @@
 '_types.aggregations.AggregateBase': '_types/aggregations/Aggregate.ts#L141-L143',
 '_types.aggregations.Aggregation': '_types/aggregations/Aggregation.ts#L20-L20',
 '_types.aggregations.AggregationContainer': '_types/aggregations/AggregationContainer.ts#L110-L556',
-'_types.aggregations.AggregationRange': '_types/aggregations/bucket.ts#L691-L704',
+'_types.aggregations.AggregationRange': '_types/aggregations/bucket.ts#L701-L714',
 '_types.aggregations.ArrayPercentilesItem': '_types/aggregations/Aggregate.ts#L167-L171',
 '_types.aggregations.AutoDateHistogramAggregate': '_types/aggregations/Aggregate.ts#L464-L471',
 '_types.aggregations.AutoDateHistogramAggregation': '_types/aggregations/bucket.ts#L72-L110',
@@ -421,13 +421,13 @@
 '_types.aggregations.CartesianBoundsAggregation': '_types/aggregations/metric.ts#L114-L114',
 '_types.aggregations.CartesianCentroidAggregate': '_types/aggregations/Aggregate.ts#L335-L339',
 '_types.aggregations.CartesianCentroidAggregation': '_types/aggregations/metric.ts#L116-L116',
-'_types.aggregations.CategorizeTextAggregation': '_types/aggregations/bucket.ts#L1143-L1209',
-'_types.aggregations.CategorizeTextAnalyzer': '_types/aggregations/bucket.ts#L1211-L1214',
+'_types.aggregations.CategorizeTextAggregation': '_types/aggregations/bucket.ts#L1153-L1219',
+'_types.aggregations.CategorizeTextAnalyzer': '_types/aggregations/bucket.ts#L1221-L1224',
 '_types.aggregations.ChangePointAggregate': '_types/aggregations/Aggregate.ts#L388-L392',
 '_types.aggregations.ChangePointAggregation': '_types/aggregations/pipeline.ts#L206-L206',
 '_types.aggregations.ChangePointBucket': '_types/aggregations/Aggregate.ts#L394-L396',
 '_types.aggregations.ChangeType': '_types/aggregations/Aggregate.ts#L398-L410',
-'_types.aggregations.ChiSquareHeuristic': '_types/aggregations/bucket.ts#L782-L791',
+'_types.aggregations.ChiSquareHeuristic': '_types/aggregations/bucket.ts#L792-L801',
 '_types.aggregations.ChildrenAggregate': '_types/aggregations/Aggregate.ts#L961-L965',
 '_types.aggregations.ChildrenAggregation': '_types/aggregations/bucket.ts#L121-L126',
 '_types.aggregations.CompositeAggregate': '_types/aggregations/Aggregate.ts#L771-L776',
@@ -442,7 +442,7 @@
 '_types.aggregations.CumulativeCardinalityAggregate': '_types/aggregations/Aggregate.ts#L929-L937',
 '_types.aggregations.CumulativeCardinalityAggregation': '_types/aggregations/pipeline.ts#L208-L211',
 '_types.aggregations.CumulativeSumAggregation': '_types/aggregations/pipeline.ts#L213-L216',
-'_types.aggregations.CustomCategorizeTextAnalyzer': '_types/aggregations/bucket.ts#L1216-L1220',
+'_types.aggregations.CustomCategorizeTextAnalyzer': '_types/aggregations/bucket.ts#L1226-L1230',
 '_types.aggregations.DateHistogramAggregate': '_types/aggregations/Aggregate.ts#L454-L457',
 '_types.aggregations.DateHistogramAggregation': '_types/aggregations/bucket.ts#L202-L260',
 '_types.aggregations.DateHistogramBucket': '_types/aggregations/Aggregate.ts#L459-L462',
@@ -471,9 +471,9 @@
 '_types.aggregations.FormatMetricAggregationBase': '_types/aggregations/metric.ts#L47-L49',
 '_types.aggregations.FormattableMetricAggregation': '_types/aggregations/metric.ts#L51-L53',
 '_types.aggregations.FrequentItemSetsAggregate': '_types/aggregations/Aggregate.ts#L795-L796',
-'_types.aggregations.FrequentItemSetsAggregation': '_types/aggregations/bucket.ts#L1267-L1294',
+'_types.aggregations.FrequentItemSetsAggregation': '_types/aggregations/bucket.ts#L1277-L1304',
 '_types.aggregations.FrequentItemSetsBucket': '_types/aggregations/Aggregate.ts#L798-L801',
-'_types.aggregations.FrequentItemSetsField': '_types/aggregations/bucket.ts#L1253-L1265',
+'_types.aggregations.FrequentItemSetsField': '_types/aggregations/bucket.ts#L1263-L1275',
 '_types.aggregations.GapPolicy': '_types/aggregations/pipeline.ts#L61-L76',
 '_types.aggregations.GeoBoundsAggregate': '_types/aggregations/Aggregate.ts#L343-L349',
 '_types.aggregations.GeoBoundsAggregation': '_types/aggregations/metric.ts#L118-L127',
@@ -496,7 +496,7 @@
 '_types.aggregations.GeohexGridAggregation': '_types/aggregations/bucket.ts#L479-L504',
 '_types.aggregations.GlobalAggregate': '_types/aggregations/Aggregate.ts#L617-L621',
 '_types.aggregations.GlobalAggregation': '_types/aggregations/bucket.ts#L506-L506',
-'_types.aggregations.GoogleNormalizedDistanceHeuristic': '_types/aggregations/bucket.ts#L793-L798',
+'_types.aggregations.GoogleNormalizedDistanceHeuristic': '_types/aggregations/bucket.ts#L803-L808',
 '_types.aggregations.HdrMethod': '_types/aggregations/metric.ts#L241-L246',
 '_types.aggregations.HdrPercentileRanksAggregate': '_types/aggregations/Aggregate.ts#L176-L177',
 '_types.aggregations.HdrPercentilesAggregate': '_types/aggregations/Aggregate.ts#L173-L174',
@@ -516,7 +516,7 @@
 '_types.aggregations.InferenceFeatureImportance': '_types/aggregations/Aggregate.ts#L851-L855',
 '_types.aggregations.InferenceTopClassEntry': '_types/aggregations/Aggregate.ts#L845-L849',
 '_types.aggregations.IpPrefixAggregate': '_types/aggregations/Aggregate.ts#L782-L786',
-'_types.aggregations.IpPrefixAggregation': '_types/aggregations/bucket.ts#L1222-L1251',
+'_types.aggregations.IpPrefixAggregation': '_types/aggregations/bucket.ts#L1232-L1261',
 '_types.aggregations.IpPrefixBucket': '_types/aggregations/Aggregate.ts#L788-L793',
 '_types.aggregations.IpRangeAggregate': '_types/aggregations/Aggregate.ts#L695-L700',
 '_types.aggregations.IpRangeAggregation': '_types/aggregations/bucket.ts#L567-L576',
@@ -550,20 +550,20 @@
 '_types.aggregations.MovingPercentilesAggregation': '_types/aggregations/pipeline.ts#L336-L351',
 '_types.aggregations.MultiBucketAggregateBase': '_types/aggregations/Aggregate.ts#L373-L375',
 '_types.aggregations.MultiBucketBase': '_types/aggregations/Aggregate.ts#L377-L386',
-'_types.aggregations.MultiTermLookup': '_types/aggregations/bucket.ts#L643-L653',
+'_types.aggregations.MultiTermLookup': '_types/aggregations/bucket.ts#L643-L663',
 '_types.aggregations.MultiTermsAggregate': '_types/aggregations/Aggregate.ts#L572-L577',
 '_types.aggregations.MultiTermsAggregation': '_types/aggregations/bucket.ts#L601-L641',
 '_types.aggregations.MultiTermsBucket': '_types/aggregations/Aggregate.ts#L579-L583',
-'_types.aggregations.MutualInformationHeuristic': '_types/aggregations/bucket.ts#L800-L809',
+'_types.aggregations.MutualInformationHeuristic': '_types/aggregations/bucket.ts#L810-L819',
 '_types.aggregations.NestedAggregate': '_types/aggregations/Aggregate.ts#L605-L609',
-'_types.aggregations.NestedAggregation': '_types/aggregations/bucket.ts#L655-L660',
+'_types.aggregations.NestedAggregation': '_types/aggregations/bucket.ts#L665-L670',
 '_types.aggregations.NonStationary': '_types/aggregations/Aggregate.ts#L429-L433',
 '_types.aggregations.NormalizeAggregation': '_types/aggregations/pipeline.ts#L353-L361',
 '_types.aggregations.NormalizeMethod': '_types/aggregations/pipeline.ts#L363-L389',
-'_types.aggregations.PValueHeuristic': '_types/aggregations/bucket.ts#L817-L831',
+'_types.aggregations.PValueHeuristic': '_types/aggregations/bucket.ts#L827-L841',
 '_types.aggregations.ParentAggregate': '_types/aggregations/Aggregate.ts#L967-L971',
-'_types.aggregations.ParentAggregation': '_types/aggregations/bucket.ts#L662-L667',
-'_types.aggregations.PercentageScoreHeuristic': '_types/aggregations/bucket.ts#L811-L811',
+'_types.aggregations.ParentAggregation': '_types/aggregations/bucket.ts#L672-L677',
+'_types.aggregations.PercentageScoreHeuristic': '_types/aggregations/bucket.ts#L821-L821',
 '_types.aggregations.PercentileRanksAggregation': '_types/aggregations/metric.ts#L196-L218',
 '_types.aggregations.Percentiles': '_types/aggregations/Aggregate.ts#L157-L158',
 '_types.aggregations.PercentilesAggregateBase': '_types/aggregations/Aggregate.ts#L153-L155',
@@ -571,20 +571,20 @@
 '_types.aggregations.PercentilesBucketAggregate': '_types/aggregations/Aggregate.ts#L185-L186',
 '_types.aggregations.PercentilesBucketAggregation': '_types/aggregations/pipeline.ts#L391-L399',
 '_types.aggregations.PipelineAggregationBase': '_types/aggregations/pipeline.ts#L39-L51',
-'_types.aggregations.RandomSamplerAggregation': '_types/aggregations/bucket.ts#L749-L769',
+'_types.aggregations.RandomSamplerAggregation': '_types/aggregations/bucket.ts#L759-L779',
 '_types.aggregations.RangeAggregate': '_types/aggregations/Aggregate.ts#L665-L669',
-'_types.aggregations.RangeAggregation': '_types/aggregations/bucket.ts#L669-L689',
+'_types.aggregations.RangeAggregation': '_types/aggregations/bucket.ts#L679-L699',
 '_types.aggregations.RangeBucket': '_types/aggregations/Aggregate.ts#L671-L678',
-'_types.aggregations.RareTermsAggregation': '_types/aggregations/bucket.ts#L706-L739',
+'_types.aggregations.RareTermsAggregation': '_types/aggregations/bucket.ts#L716-L749',
 '_types.aggregations.RateAggregate': '_types/aggregations/Aggregate.ts#L920-L927',
 '_types.aggregations.RateAggregation': '_types/aggregations/metric.ts#L266-L277',
 '_types.aggregations.RateMode': '_types/aggregations/metric.ts#L279-L288',
 '_types.aggregations.ReverseNestedAggregate': '_types/aggregations/Aggregate.ts#L611-L615',
-'_types.aggregations.ReverseNestedAggregation': '_types/aggregations/bucket.ts#L741-L747',
+'_types.aggregations.ReverseNestedAggregation': '_types/aggregations/bucket.ts#L751-L757',
 '_types.aggregations.SamplerAggregate': '_types/aggregations/Aggregate.ts#L629-L630',
-'_types.aggregations.SamplerAggregation': '_types/aggregations/bucket.ts#L771-L780',
+'_types.aggregations.SamplerAggregation': '_types/aggregations/bucket.ts#L781-L790',
 '_types.aggregations.SamplerAggregationExecutionHint': '_types/aggregations/bucket.ts#L359-L372',
-'_types.aggregations.ScriptedHeuristic': '_types/aggregations/bucket.ts#L813-L815',
+'_types.aggregations.ScriptedHeuristic': '_types/aggregations/bucket.ts#L823-L825',
 '_types.aggregations.ScriptedMetricAggregate': '_types/aggregations/Aggregate.ts#L812-L818',
 '_types.aggregations.ScriptedMetricAggregation': '_types/aggregations/metric.ts#L290-L316',
 '_types.aggregations.SerialDifferencingAggregation': '_types/aggregations/pipeline.ts#L401-L410',
@@ -593,9 +593,9 @@
 '_types.aggregations.SignificantStringTermsAggregate': '_types/aggregations/Aggregate.ts#L755-L757',
 '_types.aggregations.SignificantStringTermsBucket': '_types/aggregations/Aggregate.ts#L759-L761',
 '_types.aggregations.SignificantTermsAggregateBase': '_types/aggregations/Aggregate.ts#L731-L739',
-'_types.aggregations.SignificantTermsAggregation': '_types/aggregations/bucket.ts#L833-L910',
+'_types.aggregations.SignificantTermsAggregation': '_types/aggregations/bucket.ts#L843-L920',
 '_types.aggregations.SignificantTermsBucketBase': '_types/aggregations/Aggregate.ts#L745-L748',
-'_types.aggregations.SignificantTextAggregation': '_types/aggregations/bucket.ts#L912-L987',
+'_types.aggregations.SignificantTextAggregation': '_types/aggregations/bucket.ts#L922-L997',
 '_types.aggregations.SimpleMovingAverageAggregation': '_types/aggregations/pipeline.ts#L275-L278',
 '_types.aggregations.SimpleValueAggregate': '_types/aggregations/Aggregate.ts#L243-L244',
 '_types.aggregations.SingleBucketAggregateBase': '_types/aggregations/Aggregate.ts#L587-L597',
@@ -626,16 +626,16 @@
 '_types.aggregations.TTestAggregation': '_types/aggregations/metric.ts#L330-L344',
 '_types.aggregations.TTestType': '_types/aggregations/metric.ts#L358-L371',
 '_types.aggregations.TermsAggregateBase': '_types/aggregations/Aggregate.ts#L488-L493',
-'_types.aggregations.TermsAggregation': '_types/aggregations/bucket.ts#L989-L1057',
-'_types.aggregations.TermsAggregationCollectMode': '_types/aggregations/bucket.ts#L1082-L1091',
-'_types.aggregations.TermsAggregationExecutionHint': '_types/aggregations/bucket.ts#L1093-L1098',
+'_types.aggregations.TermsAggregation': '_types/aggregations/bucket.ts#L999-L1067',
+'_types.aggregations.TermsAggregationCollectMode': '_types/aggregations/bucket.ts#L1092-L1101',
+'_types.aggregations.TermsAggregationExecutionHint': '_types/aggregations/bucket.ts#L1103-L1108',
 '_types.aggregations.TermsBucketBase': '_types/aggregations/Aggregate.ts#L502-L504',
-'_types.aggregations.TermsExclude': '_types/aggregations/bucket.ts#L1103-L1104',
-'_types.aggregations.TermsInclude': '_types/aggregations/bucket.ts#L1100-L1101',
-'_types.aggregations.TermsPartition': '_types/aggregations/bucket.ts#L1106-L1115',
+'_types.aggregations.TermsExclude': '_types/aggregations/bucket.ts#L1113-L1114',
+'_types.aggregations.TermsInclude': '_types/aggregations/bucket.ts#L1110-L1111',
+'_types.aggregations.TermsPartition': '_types/aggregations/bucket.ts#L1116-L1125',
 '_types.aggregations.TestPopulation': '_types/aggregations/metric.ts#L346-L356',
 '_types.aggregations.TimeSeriesAggregate': '_types/aggregations/Aggregate.ts#L803-L804',
-'_types.aggregations.TimeSeriesAggregation': '_types/aggregations/bucket.ts#L1059-L1072',
+'_types.aggregations.TimeSeriesAggregation': '_types/aggregations/bucket.ts#L1069-L1082',
 '_types.aggregations.TimeSeriesBucket': '_types/aggregations/Aggregate.ts#L806-L808',
 '_types.aggregations.TopHitsAggregate': '_types/aggregations/Aggregate.ts#L820-L826',
 '_types.aggregations.TopHitsAggregation': '_types/aggregations/metric.ts#L373-L433',
@@ -652,7 +652,7 @@
 '_types.aggregations.ValueCountAggregation': '_types/aggregations/metric.ts#L461-L461',
 '_types.aggregations.ValueType': '_types/aggregations/metric.ts#L463-L474',
 '_types.aggregations.VariableWidthHistogramAggregate': '_types/aggregations/Aggregate.ts#L473-L475',
-'_types.aggregations.VariableWidthHistogramAggregation': '_types/aggregations/bucket.ts#L1117-L1141',
+'_types.aggregations.VariableWidthHistogramAggregation': '_types/aggregations/bucket.ts#L1127-L1151',
 '_types.aggregations.VariableWidthHistogramBucket': '_types/aggregations/Aggregate.ts#L477-L484',
 '_types.aggregations.WeightedAverageAggregation': '_types/aggregations/metric.ts#L476-L490',
 '_types.aggregations.WeightedAverageValue': '_types/aggregations/metric.ts#L492-L502',
@@ -1729,7 +1729,7 @@
 'indices.put_data_stream_options.Response': 'indices/put_data_stream_options/IndicesPutDataStreamOptionsResponse.ts#L22-L25',
 'indices.put_data_stream_settings.DataStreamSettingsError': 'indices/put_data_stream_settings/IndicesPutDataStreamSettingsResponse.ts#L71-L77',
 'indices.put_data_stream_settings.IndexSettingResults': 'indices/put_data_stream_settings/IndicesPutDataStreamSettingsResponse.ts#L57-L69',
-'indices.put_data_stream_settings.Request': 'indices/put_data_stream_settings/IndicesPutDataStreamSettingsRequest.ts#L25-L78',
+'indices.put_data_stream_settings.Request': 'indices/put_data_stream_settings/IndicesPutDataStreamSettingsRequest.ts#L25-L80',
 'indices.put_data_stream_settings.Response': 'indices/put_data_stream_settings/IndicesPutDataStreamSettingsResponse.ts#L23-L28',
 'indices.put_data_stream_settings.UpdatedDataStreamSettings': 'indices/put_data_stream_settings/IndicesPutDataStreamSettingsResponse.ts#L30-L55',
 'indices.put_index_template.IndexTemplateMapping': 'indices/put_index_template/IndicesPutIndexTemplateRequest.ts#L166-L193',
@@ -1975,7 +1975,7 @@
 'inference.completion.Response': 'inference/completion/CompletionResponse.ts#L22-L24',
 'inference.delete.Request': 'inference/delete/DeleteRequest.ts#L24-L67',
 'inference.delete.Response': 'inference/delete/DeleteResponse.ts#L22-L24',
-'inference.get.Request': 'inference/get/GetRequest.ts#L24-L57',
+'inference.get.Request': 'inference/get/GetRequest.ts#L24-L62',
 'inference.get.Response': 'inference/get/GetResponse.ts#L22-L26',
 'inference.inference.Request': 'inference/inference/InferenceRequest.ts#L26-L106',
 'inference.inference.Response': 'inference/inference/InferenceResponse.ts#L22-L25',
@@ -2649,7 +2649,7 @@
 'nodes.stats.Request': 'nodes/stats/NodesStatsRequest.ts#L24-L103',
 'nodes.stats.Response': 'nodes/stats/NodesStatsResponse.ts#L30-L32',
 'nodes.stats.ResponseBase': 'nodes/stats/NodesStatsResponse.ts#L25-L28',
-'nodes.usage.NodeUsage': 'nodes/usage/types.ts#L25-L30',
+'nodes.usage.NodeUsage': 'nodes/usage/types.ts#L25-L43',
 'nodes.usage.Request': 'nodes/usage/NodesUsageRequest.ts#L24-L73',
 'nodes.usage.Response': 'nodes/usage/NodesUsageResponse.ts#L30-L32',
 'nodes.usage.ResponseBase': 'nodes/usage/NodesUsageResponse.ts#L25-L28',
@@ -3378,10 +3378,10 @@
         if (hash.length > 1) {
             hash = hash.substring(1);
         }
-        window.location = "https://github.com/elastic/elasticsearch-specification/tree/022788f56715dacad360eef25894eb4fa170ce46/specification/" + (paths[hash] || "");
+        window.location = "https://github.com/elastic/elasticsearch-specification/tree/607d25c087d8a04e4447aab448a36423d3dc4fa0/specification/" + (paths[hash] || "");
     </script>
 </head>
 <body>
-    Please see the <a href="https://github.com/elastic/elasticsearch-specification/tree/022788f56715dacad360eef25894eb4fa170ce46/specification/">Elasticsearch API specification</a>.
+    Please see the <a href="https://github.com/elastic/elasticsearch-specification/tree/607d25c087d8a04e4447aab448a36423d3dc4fa0/specification/">Elasticsearch API specification</a>.
 </body>
 </html>
diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/ElasticsearchIndicesAsyncClient.java b/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/ElasticsearchIndicesAsyncClient.java
index 34f2e754db..f019489bf0 100644
--- a/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/ElasticsearchIndicesAsyncClient.java
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/ElasticsearchIndicesAsyncClient.java
@@ -2687,6 +2687,8 @@ public final CompletableFuture<PutDataStreamOptionsResponse> putDataStreamOption
 	/**
 	 * Update data stream settings.
 	 * <p>
+	 * NOTE: Available in 8.19. Not available in earlier versions.
+	 * <p>
 	 * This API can be used to override settings on specific data streams. These
 	 * overrides will take precedence over what is specified in the template that
 	 * the data stream matches. To prevent your data stream from getting into an
@@ -2710,6 +2712,8 @@ public CompletableFuture<PutDataStreamSettingsResponse> putDataStreamSettings(
 	/**
 	 * Update data stream settings.
 	 * <p>
+	 * NOTE: Available in 8.19. Not available in earlier versions.
+	 * <p>
 	 * This API can be used to override settings on specific data streams. These
 	 * overrides will take precedence over what is specified in the template that
 	 * the data stream matches. To prevent your data stream from getting into an
diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/ElasticsearchIndicesClient.java b/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/ElasticsearchIndicesClient.java
index 3a9670b534..aab63907a3 100644
--- a/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/ElasticsearchIndicesClient.java
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/ElasticsearchIndicesClient.java
@@ -2736,6 +2736,8 @@ public final PutDataStreamOptionsResponse putDataStreamOptions(
 	/**
 	 * Update data stream settings.
 	 * <p>
+	 * NOTE: Available in 8.19. Not available in earlier versions.
+	 * <p>
 	 * This API can be used to override settings on specific data streams. These
 	 * overrides will take precedence over what is specified in the template that
 	 * the data stream matches. To prevent your data stream from getting into an
@@ -2759,6 +2761,8 @@ public PutDataStreamSettingsResponse putDataStreamSettings(PutDataStreamSettings
 	/**
 	 * Update data stream settings.
 	 * <p>
+	 * NOTE: Available in 8.19. Not available in earlier versions.
+	 * <p>
 	 * This API can be used to override settings on specific data streams. These
 	 * overrides will take precedence over what is specified in the template that
 	 * the data stream matches. To prevent your data stream from getting into an
diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/PutDataStreamSettingsRequest.java b/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/PutDataStreamSettingsRequest.java
index 172b9daf07..e07ef4882e 100644
--- a/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/PutDataStreamSettingsRequest.java
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/indices/PutDataStreamSettingsRequest.java
@@ -64,6 +64,8 @@
 /**
  * Update data stream settings.
  * <p>
+ * NOTE: Available in 8.19. Not available in earlier versions.
+ * <p>
  * This API can be used to override settings on specific data streams. These
  * overrides will take precedence over what is specified in the template that
  * the data stream matches. To prevent your data stream from getting into an
diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/inference/GetInferenceRequest.java b/java-client/src/main/java/co/elastic/clients/elasticsearch/inference/GetInferenceRequest.java
index 5bb7c448a5..afc69e9657 100644
--- a/java-client/src/main/java/co/elastic/clients/elasticsearch/inference/GetInferenceRequest.java
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/inference/GetInferenceRequest.java
@@ -82,7 +82,10 @@ public static GetInferenceRequest of(Function<Builder, ObjectBuilder<GetInferenc
 	}
 
 	/**
-	 * The inference Id
+	 * The inference Id of the endpoint to return. Using <code>_all</code> or
+	 * <code>*</code> will return all endpoints with the specified
+	 * <code>task_type</code> if one is specified, or all endpoints for all task
+	 * types if no <code>task_type</code> is specified
 	 * <p>
 	 * API name: {@code inference_id}
 	 */
@@ -92,7 +95,7 @@ public final String inferenceId() {
 	}
 
 	/**
-	 * The task type
+	 * The task type of the endpoint to return
 	 * <p>
 	 * API name: {@code task_type}
 	 */
@@ -124,7 +127,10 @@ private Builder(GetInferenceRequest instance) {
 
 		}
 		/**
-		 * The inference Id
+		 * The inference Id of the endpoint to return. Using <code>_all</code> or
+		 * <code>*</code> will return all endpoints with the specified
+		 * <code>task_type</code> if one is specified, or all endpoints for all task
+		 * types if no <code>task_type</code> is specified
 		 * <p>
 		 * API name: {@code inference_id}
 		 */
@@ -134,7 +140,7 @@ public final Builder inferenceId(@Nullable String value) {
 		}
 
 		/**
-		 * The task type
+		 * The task type of the endpoint to return
 		 * <p>
 		 * API name: {@code task_type}
 		 */
@@ -214,6 +220,14 @@ public Builder rebuild() {
 					SimpleEndpoint.pathEncode(request.inferenceId, buf);
 					return buf.toString();
 				}
+				if (propsSet == (_taskType)) {
+					StringBuilder buf = new StringBuilder();
+					buf.append("/_inference");
+					buf.append("/");
+					SimpleEndpoint.pathEncode(request.taskType.jsonValue(), buf);
+					buf.append("/_all");
+					return buf.toString();
+				}
 				throw SimpleEndpoint.noPathTemplateFound("path");
 
 			},
@@ -240,6 +254,9 @@ public Builder rebuild() {
 					params.put("taskType", request.taskType.jsonValue());
 					params.put("inferenceId", request.inferenceId);
 				}
+				if (propsSet == (_taskType)) {
+					params.put("taskType", request.taskType.jsonValue());
+				}
 				return params;
 			},
 
diff --git a/java-client/src/main/java/co/elastic/clients/elasticsearch/nodes/usage/NodeUsage.java b/java-client/src/main/java/co/elastic/clients/elasticsearch/nodes/usage/NodeUsage.java
index 7d66ac91a2..2da0c98bf3 100644
--- a/java-client/src/main/java/co/elastic/clients/elasticsearch/nodes/usage/NodeUsage.java
+++ b/java-client/src/main/java/co/elastic/clients/elasticsearch/nodes/usage/NodeUsage.java
@@ -87,28 +87,39 @@ public static NodeUsage of(Function<Builder, ObjectBuilder<NodeUsage>> fn) {
 	}
 
 	/**
-	 * Required - API name: {@code rest_actions}
+	 * Required - The total number of times each REST endpoint has been called on
+	 * this node since the last restart. Note that the REST endpoint names are not
+	 * considered stable.
+	 * <p>
+	 * API name: {@code rest_actions}
 	 */
 	public final Map<String, Integer> restActions() {
 		return this.restActions;
 	}
 
 	/**
-	 * Required - API name: {@code since}
+	 * Required - The timestamp for when the collection of these statistics started.
+	 * <p>
+	 * API name: {@code since}
 	 */
 	public final long since() {
 		return this.since;
 	}
 
 	/**
-	 * Required - API name: {@code timestamp}
+	 * Required - The timestamp for when these statistics were collected.
+	 * <p>
+	 * API name: {@code timestamp}
 	 */
 	public final long timestamp() {
 		return this.timestamp;
 	}
 
 	/**
-	 * Required - API name: {@code aggregations}
+	 * Required - The total number of times search aggregations have been called on
+	 * this node since the last restart.
+	 * <p>
+	 * API name: {@code aggregations}
 	 */
 	public final Map<String, JsonData> aggregations() {
 		return this.aggregations;
@@ -186,7 +197,11 @@ private Builder(NodeUsage instance) {
 
 		}
 		/**
-		 * Required - API name: {@code rest_actions}
+		 * Required - The total number of times each REST endpoint has been called on
+		 * this node since the last restart. Note that the REST endpoint names are not
+		 * considered stable.
+		 * <p>
+		 * API name: {@code rest_actions}
 		 * <p>
 		 * Adds all entries of <code>map</code> to <code>restActions</code>.
 		 */
@@ -196,7 +211,11 @@ public final Builder restActions(Map<String, Integer> map) {
 		}
 
 		/**
-		 * Required - API name: {@code rest_actions}
+		 * Required - The total number of times each REST endpoint has been called on
+		 * this node since the last restart. Note that the REST endpoint names are not
+		 * considered stable.
+		 * <p>
+		 * API name: {@code rest_actions}
 		 * <p>
 		 * Adds an entry to <code>restActions</code>.
 		 */
@@ -206,7 +225,9 @@ public final Builder restActions(String key, Integer value) {
 		}
 
 		/**
-		 * Required - API name: {@code since}
+		 * Required - The timestamp for when the collection of these statistics started.
+		 * <p>
+		 * API name: {@code since}
 		 */
 		public final Builder since(long value) {
 			this.since = value;
@@ -214,7 +235,9 @@ public final Builder since(long value) {
 		}
 
 		/**
-		 * Required - API name: {@code timestamp}
+		 * Required - The timestamp for when these statistics were collected.
+		 * <p>
+		 * API name: {@code timestamp}
 		 */
 		public final Builder timestamp(long value) {
 			this.timestamp = value;
@@ -222,7 +245,10 @@ public final Builder timestamp(long value) {
 		}
 
 		/**
-		 * Required - API name: {@code aggregations}
+		 * Required - The total number of times search aggregations have been called on
+		 * this node since the last restart.
+		 * <p>
+		 * API name: {@code aggregations}
 		 * <p>
 		 * Adds all entries of <code>map</code> to <code>aggregations</code>.
 		 */
@@ -232,7 +258,10 @@ public final Builder aggregations(Map<String, JsonData> map) {
 		}
 
 		/**
-		 * Required - API name: {@code aggregations}
+		 * Required - The total number of times search aggregations have been called on
+		 * this node since the last restart.
+		 * <p>
+		 * API name: {@code aggregations}
 		 * <p>
 		 * Adds an entry to <code>aggregations</code>.
 		 */