openapi: 3.1.0 info: title: Elasticsearch Bulk Settings API description: Distributed search and analytics engine REST API for indexing, searching, and analyzing data at scale. Endpoints are derived from the public Elasticsearch REST APIs reference and represent the most commonly used operations. version: 1.0.0 x-generated-from: https://www.elastic.co/guide/en/elasticsearch/reference/current/rest-apis.html x-generated-by: claude-crawl-2026-05-08 servers: - url: https://localhost:9200 description: Default local Elasticsearch endpoint tags: - name: Settings paths: /{index}/_settings: parameters: - name: index in: path required: true schema: type: string get: summary: Get index settings operationId: getIndexSettings responses: '200': description: Settings response content: application/json: schema: type: object tags: - Settings