openapi: 3.1.0
info:
  title: Loops OpenAPI Spec API key Campaigns API
  description: This is the OpenAPI Spec for the [Loops API](https://loops.so/docs/api).
  version: 1.8.0
servers:
- url: https://app.loops.so/api/v1
tags:
- name: Campaigns
  description: Create and manage email campaigns
paths:
  /campaigns:
    get:
      tags:
      - Campaigns
      summary: List campaigns
      description: Retrieve a paginated list of campaigns.
      parameters:
      - name: perPage
        in: query
        required: false
        description: How many results to return in each request. Must be between 10 and 50. Default is 20.
        schema:
          type: string
      - name: cursor
        in: query
        required: false
        description: A cursor to return a specific page of results. Cursors can be found from the `pagination.nextCursor` value in each response.
        schema:
          type: string
      responses:
        '200':
          description: Successful.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListCampaignsResponse'
        '400':
          description: Invalid `perPage` value.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CampaignFailureResponse'
        '401':
          description: Invalid API key or content API not enabled for this team.
        '405':
          description: Wrong HTTP request method.
      security:
      - apiKey: []
    post:
      tags:
      - Campaigns
      summary: Create a campaign
      description: Create a new draft campaign. An empty email message is created automatically and its `emailMessageId` is returned. Use the `/email-messages/{emailMessageId}` endpoint to set subject, sender, preview text, and LMX content.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateCampaignRequest'
      responses:
        '201':
          description: Campaign created.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CreateCampaignResponse'
        '400':
          description: Invalid request body or no sending domain configured.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CampaignFailureResponse'
        '401':
          description: Invalid API key or content API not enabled for this team.
        '405':
          description: Wrong HTTP request method.
      security:
      - apiKey: []
  /campaigns/{campaignId}:
    parameters:
    - name: campaignId
      in: path
      required: true
      description: The ID of the campaign.
      schema:
        type: string
    get:
      tags:
      - Campaigns
      summary: Get a campaign
      description: Retrieve a single campaign by ID.
      responses:
        '200':
          description: Successful.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CampaignResponse'
        '400':
          description: Invalid `campaignId`.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CampaignFailureResponse'
        '401':
          description: Invalid API key or content API not enabled for this team.
        '404':
          description: Campaign not found.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CampaignFailureResponse'
        '405':
          description: Wrong HTTP request method.
      security:
      - apiKey: []
    post:
      tags:
      - Campaigns
      summary: Update a campaign
      description: Update a draft campaign's name. Campaigns can only be updated while in draft status.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/UpdateCampaignRequest'
      responses:
        '200':
          description: Campaign updated.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CampaignResponse'
        '400':
          description: Invalid request body.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CampaignFailureResponse'
        '401':
          description: Invalid API key or content API not enabled for this team.
        '404':
          description: Campaign not found.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CampaignFailureResponse'
        '405':
          description: Wrong HTTP request method.
        '409':
          description: Campaign is not in draft status.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CampaignFailureResponse'
      security:
      - apiKey: []
components:
  schemas:
    CreateCampaignResponse:
      type: object
      properties:
        success:
          type: boolean
          examples:
          - true
        campaignId:
          type: string
        name:
          type: string
        status:
          type: string
          examples:
          - Draft
        createdAt:
          type: string
          format: date-time
        updatedAt:
          type: string
          format: date-time
        emailMessageId:
          type: string
          description: The ID of the empty email message created for this campaign. Use `/email-messages/{emailMessageId}` to set its fields and LMX content.
        emailMessageContentRevisionId:
          type:
          - string
          - 'null'
          description: The `contentRevisionId` of the newly created email message. Pass this as `expectedRevisionId` on your first update.
      required:
      - success
      - campaignId
      - name
      - status
      - createdAt
      - updatedAt
      - emailMessageId
      - emailMessageContentRevisionId
    ListCampaignsResponse:
      type: object
      properties:
        success:
          type: boolean
          examples:
          - true
        pagination:
          type: object
          properties:
            totalResults:
              type: number
            returnedResults:
              type: number
            perPage:
              type: number
            totalPages:
              type: number
            nextCursor:
              type:
              - string
              - 'null'
            nextPage:
              type:
              - string
              - 'null'
        data:
          type: array
          items:
            $ref: '#/components/schemas/CampaignListItem'
      required:
      - success
      - pagination
      - data
    CampaignFailureResponse:
      type: object
      properties:
        success:
          type: boolean
          examples:
          - false
        message:
          type: string
      required:
      - success
      - message
    CampaignResponse:
      type: object
      properties:
        success:
          type: boolean
          examples:
          - true
        campaignId:
          type: string
        name:
          type: string
        status:
          type: string
        createdAt:
          type: string
          format: date-time
        updatedAt:
          type: string
          format: date-time
        emailMessageId:
          type:
          - string
          - 'null'
      required:
      - success
      - campaignId
      - name
      - status
      - createdAt
      - updatedAt
      - emailMessageId
    UpdateCampaignRequest:
      type: object
      properties:
        name:
          type: string
      required:
      - name
      additionalProperties: false
    CreateCampaignRequest:
      type: object
      properties:
        name:
          type: string
          description: The campaign name.
          examples:
          - Spring announcement
      required:
      - name
      additionalProperties: false
    CampaignListItem:
      type: object
      properties:
        campaignId:
          type: string
        emailMessageId:
          type:
          - string
          - 'null'
        name:
          type: string
        subject:
          type: string
        status:
          type: string
          description: Campaign lifecycle status.
          examples:
          - Draft
          - Scheduled
          - Sending
          - Sent
        createdAt:
          type: string
          format: date-time
        updatedAt:
          type: string
          format: date-time
      required:
      - campaignId
      - emailMessageId
      - name
      - subject
      - status
      - createdAt
      - updatedAt
  securitySchemes:
    apiKey:
      type: http
      scheme: bearer