diff --git a/OpenSearch.openapi.json b/OpenSearch.openapi.json
index dfb7e3695..982adfd49 100644
--- a/OpenSearch.openapi.json
+++ b/OpenSearch.openapi.json
@@ -8032,6 +8032,16 @@
                             "type": "boolean",
                             "description": "Specify whether the operation should only expunge deleted documents."
                         }
+                    },
+                    {
+                        "name": "wait_for_completion",
+                        "in": "query",
+                        "description": "Should this request wait until the operation has completed before returning.",
+                        "schema": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Should this request wait until the operation has completed before returning."
+                        }
                     }
                 ],
                 "responses": {
@@ -21197,6 +21207,27 @@
                             "type": "string",
                             "description": "Set the number of active shards to wait for on the cloned index before the operation returns."
                         }
+                    },
+                    {
+                        "name": "wait_for_completion",
+                        "in": "query",
+                        "description": "Should this request wait until the operation has completed before returning.",
+                        "schema": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Should this request wait until the operation has completed before returning."
+                        }
+                    },
+                    {
+                        "name": "task_execution_timeout",
+                        "in": "query",
+                        "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                        "schema": {
+                            "type": "string",
+                            "pattern": "^([0-9]+)(?:d|h|m|s|ms|micros|nanos)$",
+                            "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                            "x-data-type": "time"
+                        }
                     }
                 ],
                 "responses": {
@@ -21291,6 +21322,27 @@
                             "type": "string",
                             "description": "Set the number of active shards to wait for on the cloned index before the operation returns."
                         }
+                    },
+                    {
+                        "name": "wait_for_completion",
+                        "in": "query",
+                        "description": "Should this request wait until the operation has completed before returning.",
+                        "schema": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Should this request wait until the operation has completed before returning."
+                        }
+                    },
+                    {
+                        "name": "task_execution_timeout",
+                        "in": "query",
+                        "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                        "schema": {
+                            "type": "string",
+                            "pattern": "^([0-9]+)(?:d|h|m|s|ms|micros|nanos)$",
+                            "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                            "x-data-type": "time"
+                        }
                     }
                 ],
                 "responses": {
@@ -23950,6 +24002,16 @@
                             "type": "boolean",
                             "description": "Specify whether the operation should only expunge deleted documents."
                         }
+                    },
+                    {
+                        "name": "wait_for_completion",
+                        "in": "query",
+                        "description": "Should this request wait until the operation has completed before returning.",
+                        "schema": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Should this request wait until the operation has completed before returning."
+                        }
                     }
                 ],
                 "responses": {
@@ -25372,6 +25434,27 @@
                             "type": "string",
                             "description": "Sets the number of active shards to wait for before the operation returns."
                         }
+                    },
+                    {
+                        "name": "wait_for_completion",
+                        "in": "query",
+                        "description": "Should this request wait until the operation has completed before returning.",
+                        "schema": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Should this request wait until the operation has completed before returning."
+                        }
+                    },
+                    {
+                        "name": "task_execution_timeout",
+                        "in": "query",
+                        "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                        "schema": {
+                            "type": "string",
+                            "pattern": "^([0-9]+)(?:d|h|m|s|ms|micros|nanos)$",
+                            "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                            "x-data-type": "time"
+                        }
                     }
                 ],
                 "responses": {
@@ -27829,6 +27912,27 @@
                             "type": "string",
                             "description": "Set the number of active shards to wait for on the shrunken index before the operation returns."
                         }
+                    },
+                    {
+                        "name": "wait_for_completion",
+                        "in": "query",
+                        "description": "Should this request wait until the operation has completed before returning.",
+                        "schema": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Should this request wait until the operation has completed before returning."
+                        }
+                    },
+                    {
+                        "name": "task_execution_timeout",
+                        "in": "query",
+                        "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                        "schema": {
+                            "type": "string",
+                            "pattern": "^([0-9]+)(?:d|h|m|s|ms|micros|nanos)$",
+                            "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                            "x-data-type": "time"
+                        }
                     }
                 ],
                 "responses": {
@@ -27933,6 +28037,27 @@
                             "type": "string",
                             "description": "Set the number of active shards to wait for on the shrunken index before the operation returns."
                         }
+                    },
+                    {
+                        "name": "wait_for_completion",
+                        "in": "query",
+                        "description": "Should this request wait until the operation has completed before returning.",
+                        "schema": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Should this request wait until the operation has completed before returning."
+                        }
+                    },
+                    {
+                        "name": "task_execution_timeout",
+                        "in": "query",
+                        "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                        "schema": {
+                            "type": "string",
+                            "pattern": "^([0-9]+)(?:d|h|m|s|ms|micros|nanos)$",
+                            "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                            "x-data-type": "time"
+                        }
                     }
                 ],
                 "responses": {
@@ -28323,6 +28448,27 @@
                             "type": "string",
                             "description": "Set the number of active shards to wait for on the shrunken index before the operation returns."
                         }
+                    },
+                    {
+                        "name": "wait_for_completion",
+                        "in": "query",
+                        "description": "Should this request wait until the operation has completed before returning.",
+                        "schema": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Should this request wait until the operation has completed before returning."
+                        }
+                    },
+                    {
+                        "name": "task_execution_timeout",
+                        "in": "query",
+                        "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                        "schema": {
+                            "type": "string",
+                            "pattern": "^([0-9]+)(?:d|h|m|s|ms|micros|nanos)$",
+                            "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                            "x-data-type": "time"
+                        }
                     }
                 ],
                 "responses": {
@@ -28427,6 +28573,27 @@
                             "type": "string",
                             "description": "Set the number of active shards to wait for on the shrunken index before the operation returns."
                         }
+                    },
+                    {
+                        "name": "wait_for_completion",
+                        "in": "query",
+                        "description": "Should this request wait until the operation has completed before returning.",
+                        "schema": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Should this request wait until the operation has completed before returning."
+                        }
+                    },
+                    {
+                        "name": "task_execution_timeout",
+                        "in": "query",
+                        "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                        "schema": {
+                            "type": "string",
+                            "pattern": "^([0-9]+)(?:d|h|m|s|ms|micros|nanos)$",
+                            "description": "Explicit task execution timeout, only useful when wait_for_completion is false, defaults to 1h.",
+                            "x-data-type": "time"
+                        }
                     }
                 ],
                 "responses": {