elastic · pquentin · Sep 10, 2025 · Sep 9, 2025 · Sep 10, 2025 · pquentin
diff --git a/output/openapi/elasticsearch-openapi.json b/output/openapi/elasticsearch-openapi.json
diff --git a/output/openapi/elasticsearch-serverless-openapi.json b/output/openapi/elasticsearch-serverless-openapi.json
diff --git a/output/schema/schema.json b/output/schema/schema.json
diff --git a/output/typescript/types.ts b/output/typescript/types.ts
diff --git a/specification/_global/mtermvectors/MultiTermVectorsRequest.ts b/specification/_global/mtermvectors/MultiTermVectorsRequest.ts
@@ -121,7 +121,7 @@ export interface Request extends RequestBase {
  */
  version_type?: VersionType
  }
- body: {
+ body?: {
  /**
  * An array of existing or artificial documents.
  */

diff --git a/specification/_global/search_mvt/SearchMvtRequest.ts b/specification/_global/search_mvt/SearchMvtRequest.ts
@@ -221,7 +221,7 @@ export interface Request extends RequestBase {
  */
  with_labels?: boolean
  }
- body: {
+ body?: {
  /**
  * Sub-aggregations for the geotile_grid.
  *

diff --git a/specification/_global/termvectors/TermVectorsRequest.ts b/specification/_global/termvectors/TermVectorsRequest.ts
@@ -167,7 +167,7 @@ export interface Request<TDocument> extends RequestBase {
  */
  version_type?: VersionType
  }
- body: {
+ body?: {
  /**
  * An artificial document (a document not present in the index) for which you want to retrieve term vectors.
  */

diff --git a/specification/async_search/submit/AsyncSearchSubmitRequest.ts b/specification/async_search/submit/AsyncSearchSubmitRequest.ts
@@ -158,7 +158,7 @@ export interface Request extends RequestBase {
  from?: integer
  sort?: string | string[]
  }
- body: {
+ body?: {
  /** @aliases aggs */
  aggregations?: Dictionary<string, AggregationContainer>
  collapse?: FieldCollapse

diff --git a/specification/ccr/resume_follow/ResumeFollowIndexRequest.ts b/specification/ccr/resume_follow/ResumeFollowIndexRequest.ts
@@ -50,7 +50,7 @@ export interface Request extends RequestBase {
  */
  master_timeout?: Duration
  }
- body: {
+ body?: {
  max_outstanding_read_requests?: long
  max_outstanding_write_requests?: long
  max_read_request_operation_count?: long

diff --git a/specification/ilm/migrate_to_data_tiers/Request.ts b/specification/ilm/migrate_to_data_tiers/Request.ts
@@ -62,7 +62,7 @@ export interface Request extends RequestBase {
  */
  master_timeout?: Duration
  }
- body: {
+ body?: {
  legacy_template_to_delete?: string
  node_attribute?: string
  }

diff --git a/specification/indices/create_from/MigrateCreateFromRequest.ts b/specification/indices/create_from/MigrateCreateFromRequest.ts
@@ -40,7 +40,7 @@ export interface Request extends RequestBase {
  dest: IndexName
  }
  /** @codegen_name create_from */
- body: CreateFrom
+ body?: CreateFrom
 }
 
 export class CreateFrom {

diff --git a/specification/indices/put_alias/IndicesPutAliasRequest.ts b/specification/indices/put_alias/IndicesPutAliasRequest.ts
@@ -70,7 +70,7 @@ export interface Request extends RequestBase {
  */
  timeout?: Duration
  }
- body: {
+ body?: {
  /**
  * Query used to limit documents the alias can access.
  */

diff --git a/specification/indices/simulate_index_template/IndicesSimulateIndexTemplateRequest.ts b/specification/indices/simulate_index_template/IndicesSimulateIndexTemplateRequest.ts
@@ -20,6 +20,7 @@
 import { RequestBase } from '@_types/Base'
 import { Name } from '@_types/common'
 import { Duration } from '@_types/Time'
+import { IndexTemplate } from '@indices/_types/IndexTemplate'
 
 /**
  * Simulate an index.
@@ -64,4 +65,6 @@ export interface Request extends RequestBase {
  */
  include_defaults?: boolean
  }
+ /** @codegen_name index_template */
+ body?: IndexTemplate
 }
diff --git a/specification/indices/simulate_template/IndicesSimulateTemplateRequest.ts b/specification/indices/simulate_template/IndicesSimulateTemplateRequest.ts
@@ -74,7 +74,7 @@ export interface Request extends RequestBase {
  */
  include_defaults?: boolean
  }
- body: {
+ body?: {
  /**
  * This setting overrides the value of the `action.auto_create_index` cluster setting.
  * If set to `true` in a template, then indices can be automatically created using that template even if auto-creation of indices is disabled via `actions.auto_create_index`.

@@ -66,7 +66,7 @@ export interface Request extends RequestBase {
  * @server_default 30m */
  timeout?: Duration
  }
- body: {
+ body?: {
  /**
  * Refer to the description for the `allow_no_match` query parameter.
  * @server_default true

@@ -62,7 +62,7 @@ export interface Request extends RequestBase {
  */
  id?: Id
  }
- body: {
+ body?: {
  /**
  * The configuration of how to source the analysis data. It requires an
  * index. Optionally, query and _source may be specified.

@@ -75,7 +75,7 @@ export interface Request extends RequestBase {
  */
  max_model_memory?: string
  }
- body: {
+ body?: {
  /**
  * Refer to the description for the `duration` query parameter.
  * @server_default 1d

@@ -57,7 +57,7 @@ export interface Request extends RequestBase {
  */
  timeout?: Duration
  }
- body: {
+ body?: {
  /**
  * Refer to the description for the `timeout` query parameter.
  * @server_default 30m

@@ -48,7 +48,7 @@ export interface Request extends RequestBase {
  */
  id?: Id
  }
- body: {
+ body?: {
  /**
  * A data frame analytics config as described in create data frame analytics
  * jobs. Note that `id` and `dest` don’t need to be provided in the context of

@@ -65,7 +65,7 @@ export interface Request extends RequestBase {
  start?: DateTime
  end?: DateTime
  }
- body: {
+ body?: {
  /**
  * The datafeed definition to preview.
  */

@@ -40,7 +40,7 @@ export interface Request extends RequestBase {
  /** A string that uniquely identifies a calendar. */
  calendar_id: Id
  }
- body: {
+ body?: {
  /**
  * An array of anomaly detection job identifiers.
  */

@@ -100,7 +100,7 @@ export interface Request extends RequestBase {
  */
  wait_for?: DeploymentAllocationState
  }
- body: {
+ body?: {
  /**
  * Adaptive allocations configuration. When enabled, the number of allocations
  * is set based on the current load.

@@ -69,7 +69,7 @@ export interface Request extends RequestBase {
  * @server_default 20s */
  timeout?: Duration
  }
- body: {
+ body?: {
  /**
  * Refer to the description for the `allow_no_match` query parameter.
  * @server_default true */

@@ -56,7 +56,7 @@ export interface Request extends RequestBase {
  */
  number_of_allocations?: integer
  }
- body: {
+ body?: {
  /**
  * The number of model allocations on each node where the model is deployed.
  * All allocations on a node share the same copy of the model in memory but use

diff --git a/specification/nodes/reload_secure_settings/ReloadSecureSettingsRequest.ts b/specification/nodes/reload_secure_settings/ReloadSecureSettingsRequest.ts
@@ -61,7 +61,7 @@ export interface Request extends RequestBase {
  */
  timeout?: Duration
  }
- body: {
+ body?: {
  /**
  * The password for the Elasticsearch keystore.
  */

diff --git a/specification/search_application/render_query/SearchApplicationsRenderQueryRequest.ts b/specification/search_application/render_query/SearchApplicationsRenderQueryRequest.ts
@@ -48,7 +48,7 @@ export interface Request extends RequestBase {
  /**
  * Contains parameters for a search application.
  */
- body: {
+ body?: {
  params?: Dictionary<string, UserDefinedValue>
  }
 }
diff --git a/specification/search_application/search/SearchApplicationsSearchRequest.ts b/specification/search_application/search/SearchApplicationsSearchRequest.ts
@@ -52,7 +52,7 @@ export interface Request extends RequestBase {
  */
  typed_keys?: boolean
  }
- body: {
+ body?: {
  /**
  * Query parameters specific to this request, which will override any defaults specified in the template.
  */

diff --git a/specification/security/query_api_keys/QueryApiKeysRequest.ts b/specification/security/query_api_keys/QueryApiKeysRequest.ts
@@ -72,7 +72,7 @@ export interface Request extends RequestBase {
  */
  typed_keys?: boolean
  }
- body: {
+ body?: {
  /**
  * Any aggregations to run over the corpus of returned API keys.
  * Aggregations and queries work together. Aggregations are computed only on the API keys that match the query.

diff --git a/specification/security/query_role/QueryRolesRequest.ts b/specification/security/query_role/QueryRolesRequest.ts
@@ -43,7 +43,7 @@ export interface Request extends RequestBase {
  methods: ['GET', 'POST']
  }
  ]
- body: {
+ body?: {
  /**
  * A query to filter which roles to return.
  * If the query parameter is missing, it is equivalent to a `match_all` query.

diff --git a/specification/security/query_user/SecurityQueryUserRequest.ts b/specification/security/query_user/SecurityQueryUserRequest.ts
@@ -43,7 +43,7 @@ export interface Request extends RequestBase {
  methods: ['GET', 'POST']
  }
  ]
- body: {
+ body?: {
  /**
  * A query to filter which users to return.
  * If the query parameter is missing, it is equivalent to a `match_all` query.

diff --git a/specification/security/suggest_user_profiles/Request.ts b/specification/security/suggest_user_profiles/Request.ts
@@ -52,7 +52,7 @@ export interface Request extends RequestBase {
  */
  data?: string | string[]
  }
- body: {
+ body?: {
  /**
  * A query string used to match name-related fields in user profile documents.
  * Name-related fields are the user's `username`, `full_name`, and `email`.

diff --git a/specification/security/update_api_key/Request.ts b/specification/security/update_api_key/Request.ts
@@ -63,7 +63,7 @@ export interface Request extends RequestBase {
  */
  id: Id
  }
- body: {
+ body?: {
  /**
  * The role descriptors to assign to this API key.
  * The API key's effective permissions are an intersection of its assigned privileges and the point in time snapshot of permissions of the owner user.

diff --git a/specification/snapshot/create/SnapshotCreateRequest.ts b/specification/snapshot/create/SnapshotCreateRequest.ts
@@ -64,7 +64,7 @@ export interface Request extends RequestBase {
  */
  wait_for_completion?: boolean
  }
- body: {
+ body?: {
  /**
  * Determines how wildcard patterns in the `indices` parameter match data streams and indices.
  * It supports comma-separated values such as `open,hidden`.

diff --git a/specification/snapshot/restore/SnapshotRestoreRequest.ts b/specification/snapshot/restore/SnapshotRestoreRequest.ts
@@ -83,7 +83,7 @@ export interface Request extends RequestBase {
  */
  wait_for_completion?: boolean
  }
- body: {
+ body?: {
  /**
  * The feature states to restore.
  * If `include_global_state` is `true`, the request restores all feature states in the snapshot by default.

diff --git a/specification/transform/preview_transform/PreviewTransformRequest.ts b/specification/transform/preview_transform/PreviewTransformRequest.ts
@@ -70,7 +70,7 @@ export interface Request extends RequestBase {
  */
  timeout?: Duration
  }
- body: {
+ body?: {
  /**
  * The destination for the transform.
  */

diff --git a/specification/watcher/execute_watch/WatcherExecuteWatchRequest.ts b/specification/watcher/execute_watch/WatcherExecuteWatchRequest.ts
@@ -71,7 +71,7 @@ export interface Request extends RequestBase {
  */
  debug?: boolean
  }
- body: {
+ body?: {
  /**
  * Determines how to handle the watch actions as part of the watch execution.
  */

diff --git a/specification/watcher/query_watches/WatcherQueryWatchesRequest.ts b/specification/watcher/query_watches/WatcherQueryWatchesRequest.ts
@@ -39,7 +39,7 @@ export interface Request extends RequestBase {
  methods: ['GET', 'POST']
  }
  ]
- body: {
+ body?: {
  /**
  * The offset from the first result to fetch.
  * It must be non-negative.
-Original file line number
+Diff line change
@@ Expand Up / @@ -121,7 +121,7 @@ export interface Request extends RequestBase { @@
   */
   version_type?: VersionType
   }
-  body: {
+  body?: {
   /**
   * An array of existing or artificial documents.
   */
@@ Expand Down @@