openapi: 3.1.0 info: title: Chatwork API v2 Contacts API version: '2' description: 'REST API for Chatwork business messaging. Authentication uses an API token sent in the X-ChatWorkToken HTTP header, or OAuth 2.0 for third- party integrations. Endpoint inventory sourced from the official developer documentation index at https://developer.chatwork.com/llms.txt. ' contact: name: Chatwork Developer Portal url: https://developer.chatwork.com servers: - url: https://api.chatwork.com/v2 security: - chatworkToken: [] tags: - name: Contacts paths: /contacts: get: tags: - Contacts summary: List your contacts operationId: listContacts responses: '200': description: Contacts content: application/json: schema: type: array items: $ref: '#/components/schemas/Contact' components: schemas: Contact: type: object properties: account_id: type: integer room_id: type: integer name: type: string chatwork_id: type: string avatar_image_url: type: string format: uri securitySchemes: chatworkToken: type: apiKey in: header name: X-ChatWorkToken description: API token issued from your Chatwork account settings.