Elasticsearch API

openapi: 3.1.0
info:
  title: Elasticsearch 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
paths:
  /_cluster/health:
    get:
      summary: Get cluster health
      operationId: getClusterHealth
      responses:
        "200":
          description: Cluster health response
          content:
            application/json:
              schema:
                type: object
  /{index}/_search:
    parameters:
      - name: index
        in: path
        required: true
        schema:
          type: string
    get:
      summary: Search documents in an index
      operationId: searchIndexGet
      responses:
        "200":
          description: Search response
          content:
            application/json:
              schema:
                type: object
    post:
      summary: Search documents in an index with request body
      operationId: searchIndexPost
      requestBody:
        required: false
        content:
          application/json:
            schema:
              type: object
      responses:
        "200":
          description: Search response
          content:
            application/json:
              schema:
                type: object
  /{index}/_doc/{id}:
    parameters:
      - name: index
        in: path
        required: true
        schema:
          type: string
      - name: id
        in: path
        required: true
        schema:
          type: string
    get:
      summary: Get document by ID
      operationId: getDocument
      responses:
        "200":
          description: Document response
          content:
            application/json:
              schema:
                type: object
    put:
      summary: Index document with explicit ID
      operationId: putDocument
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
      responses:
        "200":
          description: Index response
          content:
            application/json:
              schema:
                type: object
    delete:
      summary: Delete document by ID
      operationId: deleteDocument
      responses:
        "200":
          description: Delete response
          content:
            application/json:
              schema:
                type: object
  /_bulk:
    post:
      summary: Bulk operations
      operationId: bulkOperations
      requestBody:
        required: true
        content:
          application/x-ndjson:
            schema:
              type: string
      responses:
        "200":
          description: Bulk response
          content:
            application/json:
              schema:
                type: object
  /{index}:
    parameters:
      - name: index
        in: path
        required: true
        schema:
          type: string
    put:
      summary: Create index
      operationId: createIndex
      requestBody:
        required: false
        content:
          application/json:
            schema:
              type: object
      responses:
        "200":
          description: Index creation response
          content:
            application/json:
              schema:
                type: object
    delete:
      summary: Delete index
      operationId: deleteIndex
      responses:
        "200":
          description: Index deletion response
          content:
            application/json:
              schema:
                type: object
  /{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