Orb Invoices API

openapi: 3.1.0
info:
  title: Orb Alerts Invoices API
  description: Orb is a billing platform for usage-based pricing. The API supports customers, plans, subscriptions, invoices, alerts, coupons, credit notes, and event ingestion.
  version: '1.0'
servers:
- url: https://api.withorb.com/v1
  description: Orb API
tags:
- name: Invoices
paths:
  /invoices:
    post:
      summary: Create a one-off invoice for a customer
      operationId: createInvoice
      requestBody:
        $ref: '#/components/requestBodies/Generic'
      responses:
        '200':
          $ref: '#/components/responses/Generic'
      tags:
      - Invoices
components:
  responses:
    Generic:
      description: Successful response
      content:
        application/json:
          schema:
            type: object
            additionalProperties: true
  requestBodies:
    Generic:
      required: true
      content:
        application/json:
          schema:
            type: object
            additionalProperties: true
x-generated-from: https://docs.withorb.com/llms.txt
x-generated-by: claude-crawl-2026-05-08