openapi: 3.1.0
info:
  title: Azure Cosmos DB REST Collections Databases API
  description: The Azure Cosmos DB REST API provides data plane operations for documents, collections, databases, users, and stored procedures within a Cosmos DB account using the SQL (Core) API. Authentication uses master keys or Azure AD tokens via the Authorization header.
  version: '2018-12-31'
servers:
- url: https://{account}.documents.azure.com
  variables:
    account:
      default: myaccount
      description: Cosmos DB account name
security:
- masterKey: []
tags:
- name: Databases
  description: Databases operations
paths:
  /dbs:
    get:
      operationId: listDatabases
      summary: Cosmos DB List databases
      description: Lists all databases in the account.
      tags:
      - Databases
      responses:
        '200':
          description: List of databases
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DatabaseList'
    post:
      operationId: createDatabase
      summary: Cosmos DB Create database
      description: Creates a new database.
      tags:
      - Databases
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                id:
                  type: string
      responses:
        '201':
          description: Database created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Database'
  /dbs/{databaseId}:
    parameters:
    - name: databaseId
      in: path
      required: true
      schema:
        type: string
    get:
      operationId: getDatabase
      summary: Cosmos DB Get database
      description: Retrieves a database.
      tags:
      - Databases
      responses:
        '200':
          description: Database
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Database'
    delete:
      operationId: deleteDatabase
      summary: Cosmos DB Delete database
      description: Deletes a database.
      tags:
      - Databases
      responses:
        '204':
          description: Database deleted
components:
  schemas:
    Database:
      type: object
      properties:
        id:
          type: string
        _rid:
          type: string
        _self:
          type: string
        _etag:
          type: string
        _ts:
          type: integer
        _colls:
          type: string
        _users:
          type: string
    DatabaseList:
      type: object
      properties:
        _rid:
          type: string
        Databases:
          type: array
          items:
            $ref: '#/components/schemas/Database'
        _count:
          type: integer
  securitySchemes:
    masterKey:
      type: apiKey
      in: header
      name: Authorization
      description: Master key or resource token in Authorization header
externalDocs:
  description: Azure Cosmos DB REST API Documentation
  url: https://learn.microsoft.com/en-us/rest/api/cosmos-db/
x-generated-from: https://learn.microsoft.com/en-us/rest/api/cosmos-db/
x-generated-by: claude-crawl-2026-05-08