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OpenAPI Specification

openapi: 3.2.0
info:
  title: Pixieset Studio & Gallery API (Modeled, Unofficial)…
  description: Pixieset does not publish a public or partner developer API - there is no self-serve API key or OAuth signup, no official API reference, and no developer program.
  version: 1.0-modeled
  contact:
    name: Pixieset
    url: https://pixieset.com
servers:
- url: https://studio.pixieset.com/api/v1
  description: Studio API (business management) - modeled, unofficial
- url: https://galleries.pixieset.com/api/v1
  description: Gallery API (client delivery & sales) - modeled, unofficial
security:
- sessionCookie: []
tags:
- name: Invoices
  description: Invoices and payments.
paths:
  /invoices/:
    get:
      operationId: listInvoices
      tags:
      - Invoices
      summary: List invoices
      parameters:
      - name: expand
        in: query
        schema:
          type: string
          example: client
      - name: timeframe_filter
        in: query
        schema:
          type: string
          example: this_month
      - name: currency
        in: query
        schema:
          type: string
          example: usd
      - name: payment_type
        in: query
        schema:
          type: string
          enum:
          - all
          - paid
          - unpaid
          - overdue
      responses:
        '200':
          description: Paginated list of invoices.
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/Invoice'
  /invoices/{invoice_id}:
    get:
      operationId: getInvoice
      tags:
      - Invoices
      summary: Get invoice details
      parameters:
      - name: invoice_id
        in: path
        required: true
        schema:
          type: string
          example: in_INV001ABC123DEF456GHI789JKL012
      - name: expand
        in: query
        schema:
          type: string
          example: all
      responses:
        '200':
          description: Invoice detail with line items and payments.
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    $ref: '#/components/schemas/Invoice'
  /invoices/invoice_summary:
    get:
      operationId: getInvoiceSummary
      tags:
      - Invoices
      summary: Get invoice summary statistics
      parameters:
      - name: timeframe_filter
        in: query
        schema:
          type: string
      - name: currency
        in: query
        schema:
          type: string
      responses:
        '200':
          description: Summary totals for invoices.
          content:
            application/json:
              schema:
                type: object
  /invoices/payments/list/:
    get:
      operationId: listInvoicePayments
      tags:
      - Invoices
      summary: List payments across all invoices
      parameters:
      - name: expand
        in: query
        schema:
          type: string
          example: client
      - name: client_id
        in: query
        schema:
          type: string
      - name: page_size
        in: query
        schema:
          type: integer
      responses:
        '200':
          description: Paginated list of payments.
          content:
            application/json:
              schema:
                type: object
components:
  schemas:
    Client:
      type: object
      properties:
        id:
          type: string
          example: cl_ABC123DEF456GHI789JKL012MNO345
        email:
          type: string
        first_name:
          type: string
        last_name:
          type: string
        phone:
          type: string
        company:
          type:
          - string
          - 'null'
        status_name:
          type: string
          example: Active
        type:
          type: string
          enum:
          - client
          - lead
          - other
        created_at:
          type: string
          format: date-time
    Invoice:
      type: object
      properties:
        id:
          type: string
          example: in_INV001ABC123DEF456GHI789JKL012
        invoice_number:
          type: string
        amount:
          type: integer
          description: Smallest currency unit
        amount_formatted:
          type: string
        currency:
          type: string
        status:
          type: string
          enum:
          - draft
          - sent
          - paid
          - overdue
        due_date:
          type: string
          format: date
        client:
          $ref: '#/components/schemas/Client'
  securitySchemes:
    sessionCookie:
      type: apiKey
      in: cookie
      name: session_cookie
      description: Session cookie issued by the Pixieset web login flow (studio.pixieset.com/login or galleries.pixieset.com/login). This is the internal web-app session mechanism, not a published API-key or OAuth developer credential - Pixieset does not offer either for third-party use. Write operations additionally require an X-CSRF-Token header per the reverse-engineered documentation.
externalDocs:
  description: Unofficial Pixieset API documentation (trozz/pixieset-api-docs)
  url: https://trozz.github.io/pixieset-api-docs/