openapi: 3.1.0
info:
  title: Todoist Comments Reminders API
  description: The Todoist API v1 provides programmatic access to task management, projects, sections, labels, reminders, comments, workspaces, and more. Supports OAuth 2.0 and personal API tokens. Includes incremental sync via the /sync endpoint.
  version: '1.0'
  contact:
    name: Todoist Developer Support
    url: https://developer.todoist.com/
  termsOfService: https://doist.com/terms-of-service
  license:
    name: Todoist API Terms
    url: https://developer.todoist.com/
servers:
- url: https://api.todoist.com/api/v1
  description: Production
security:
- bearerAuth: []
tags:
- name: Reminders
  description: Reminder management operations
paths:
  /reminders:
    get:
      operationId: listReminders
      summary: List Reminders
      description: Returns all reminders for the authenticated user.
      tags:
      - Reminders
      responses:
        '200':
          description: List of reminders
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Reminder'
    post:
      operationId: createReminder
      summary: Create Reminder
      description: Creates a new reminder for a task.
      tags:
      - Reminders
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateReminderRequest'
      responses:
        '200':
          description: Created reminder
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Reminder'
  /reminders/{id}:
    get:
      operationId: getReminder
      summary: Get Reminder
      description: Returns a single reminder by ID.
      tags:
      - Reminders
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Reminder details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Reminder'
    delete:
      operationId: deleteReminder
      summary: Delete Reminder
      description: Deletes a reminder permanently.
      tags:
      - Reminders
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      responses:
        '204':
          description: Reminder deleted
components:
  schemas:
    Due:
      type: object
      properties:
        date:
          type: string
        is_recurring:
          type: boolean
        string:
          type: string
        datetime:
          type: string
          format: date-time
        timezone:
          type: string
    Reminder:
      type: object
      properties:
        id:
          type: string
        task_id:
          type: string
        type:
          type: string
          enum:
          - absolute
          - relative
        due:
          $ref: '#/components/schemas/Due'
        mm_offset:
          type: integer
    CreateReminderRequest:
      type: object
      required:
      - task_id
      - type
      properties:
        task_id:
          type: string
        type:
          type: string
          enum:
          - absolute
          - relative
        due_string:
          type: string
        due_datetime:
          type: string
        mm_offset:
          type: integer
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: Personal API token or OAuth 2.0 access token