> ## Documentation Index > Fetch the complete documentation index at: https://developers.huechat.ai/llms.txt > Use this file to discover all available pages before exploring further. # List synced appointments for reconciliation > Requires a REST API key with appointments:sync on an approved account. Returns every booking with an external_id that starts in [start, end), at most 31 days, ordered by start time, with a cursor for the next page. ## OpenAPI ````yaml /api-reference/openapi.json get /api/v2/accounts/{accountId}/appointments/sync openapi: 3.0.3 info: contact: name: HueChat support email: support@huechat.ai url: https://huechat.ai/contact description: >- Account-scoped REST API for HueChat: conversations, messages, contacts, Customer CDP, Sales CRM, forms, appointments, inboxes, teams, agents, AI agents and knowledge, WhatsApp templates and broadcasts, workflows and chat menus. Authenticate with account-scoped API keys; every route is scoped to your own account. license: name: Proprietary url: https://huechat.ai/terms termsOfService: https://huechat.ai/terms title: HueChat API version: 2.0.0 servers: - url: https://app.huechat.ai description: Production security: - bearerAuth: [] tags: - name: Agents description: The human agents on your account and their availability. - name: AI Agents description: >- Assistants you build to answer customers on their own: persona, language, guardrails, tools and a knowledge base, published to inboxes, replying in Arabic or English until they hand off to a human. Create, publish, test, monitor quality and roll back versions. - name: Broadcasts description: >- Send a WhatsApp template to a list of contacts from a CSV or saved audience, with scheduling, pause and resume, and delivery reports. - name: Chat Menus description: >- Numbered or button-driven menus a customer sees at the start of a conversation. - name: Contacts description: >- The people your team talks to: phone, email, name, custom attributes, labels and notes. One contact can have conversations on several channels. - name: Conversations description: >- A conversation is one thread between a contact and your team on one channel, with status, assignee, team, labels, priority and custom attributes. List, filter, search, assign, resolve and annotate them. - name: Forms description: >- Form management, assets, delivery, respondent sessions, submissions, scheduling, reports and AI-assisted authoring in one group. - name: Inboxes description: >- Connected channels: a WhatsApp Business number, an Instagram or Messenger page, an email address or a website live-chat widget. Inboxes decide where a conversation comes from and who can see it. - name: Knowledge description: >- Documents, web pages and text that ground an AI agent's answers. Upload, point at a URL or paste text; HueChat indexes it and the agent cites it. - name: Messages description: >- Everything said inside a conversation: text, attachments, WhatsApp templates and interactive replies. Sending through the API delivers on the conversation's channel and shows in the inbox like any agent reply. - name: Sales CRM description: >- The full tenant-scoped Sales workspace: Leads, Companies, Deals, tasks, products, price books, quotes, payments, forecasts, reports and settings. - name: Teams description: Groups of agents used for assignment and reporting. - name: Templates description: >- Pre-approved WhatsApp message formats required by Meta for business-initiated messages. Create, sync from Meta, AI-generate, test-send and read analytics. - name: Workflows description: >- Automation flows built from triggers and steps: route, tag, reply, wait, hand off. Create, publish, version and toggle. paths: /api/v2/accounts/{accountId}/appointments/sync: get: tags: - Appointments summary: List synced appointments for reconciliation description: >- Requires a REST API key with appointments:sync on an approved account. Returns every booking with an external_id that starts in [start, end), at most 31 days, ordered by start time, with a cursor for the next page. operationId: get_api_v2_accounts_accountId_appointments_sync parameters: - name: accountId in: path required: true description: HueChat account ID schema: type: integer description: HueChat account ID - name: start in: query required: true description: Window start (RFC3339) schema: type: string description: Window start (RFC3339) - name: end in: query required: true description: Window end (RFC3339) schema: type: string description: Window end (RFC3339) - name: limit in: query required: false description: Page size (1-1000) schema: type: integer default: 500 description: Page size (1-1000) - name: cursor in: query required: false description: next_cursor from the previous page schema: type: string description: next_cursor from the previous page responses: '200': description: OK content: application/json: schema: $ref: '#/components/schemas/huechat.AppointmentSyncListResponse' '400': description: Bad Request content: application/json: schema: $ref: '#/components/schemas/huechat.AppointmentAPIError' '401': description: Unauthorized content: application/json: schema: $ref: '#/components/schemas/huechat.AppointmentAPIError' '403': description: Forbidden content: application/json: schema: $ref: '#/components/schemas/huechat.AppointmentAPIError' '503': description: Service Unavailable content: application/json: schema: $ref: '#/components/schemas/huechat.AppointmentAPIError' security: - bearerAuth: [] components: schemas: huechat.AppointmentSyncListResponse: type: object properties: appointments: type: array items: $ref: '#/components/schemas/huechat.AppointmentSyncListItem' next_cursor: type: string huechat.AppointmentAPIError: type: object properties: error: type: string limit: type: string huechat.AppointmentSyncListItem: type: object properties: appointment_id: type: string ends_at: type: string format: date-time external_id: type: string resource_id: type: string service_id: type: string source: type: string source_updated_at: type: string format: date-time starts_at: type: string format: date-time status: type: string updated_at: type: string format: date-time securitySchemes: bearerAuth: type: http scheme: bearer description: >- Your personal access token where supported, or a scoped API key (`hc_…`) created inside HueChat at Account → Developer API. Send it as `Authorization: Bearer `. ````