Live Direct Marketing Billing API

The Billing API from Live Direct Marketing — 2 operation(s) for billing.

Documentation GitHub OpenAPI

Business capability

Subscription Billing & Revenue Management BC-4250

Operations 2

Each operation below carries the questions people ask an LLM about it and the instructions they give an agent to run it. Generated by API Evangelist overlay

GET /api/billing/balance Check account balance and operation prices · Account balance (USD) + operation prices (platform_render/audit/audit_failed/sen… #

Ask an LLM

“How much money is left on my account balance?”

“What does each send, render or audit cost, and where do I top up?”

Tell an agent

Show my account balance in USD.

List operation prices and the top-up link.

GET /api/billing/ledger List balance charges and credits · Balance movement journal (billing_ledger): entryType… #

Ask an LLM

“What has been charged to my balance for a given campaign?”

“Can I see only refunds or credits in the billing ledger?”

Tell an agent

Show billing ledger entries for campaign {campaignId}.

List the last {limit} {entryType} ledger entries.

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OpenAPI Specification

openapi: 3.2.0
info:
  title: LDM v3 Billing API
  description: 'Multi-tenant B2B outreach automation platform. Auth: JWT Bearer (15-min) or tenant API key (ldm_*) managed in CRM Settings → API Keys. All tenant-scoped endpoints require the X-Tenant-Id header.'
  version: 1.0.0
  contact: {}
servers:
- url: https://api.live-direct-marketing.online
  description: Production
- url: https://api.dev.live-direct-marketing.online
  description: Development
- url: http://127.0.0.1:3000
  description: Local
tags:
- name: Billing
paths:
  /api/billing/balance:
    get:
      operationId: BillingController_getBalance
      parameters:
      - name: X-Tenant-Id
        in: header
        required: false
        schema:
          type: string
          format: uuid
        description: Tenant UUID — required for all tenant-scoped endpoints
      responses:
        '200':
          description: ''
      security:
      - jwt: []
      summary: Account balance (USD) + operation prices (platform_render/audit/audit_failed/sen…
      tags:
      - Billing
      x-required-scope:
      - billing:read
  /api/billing/ledger:
    get:
      operationId: BillingController_listLedger
      parameters:
      - name: campaignId
        required: true
        in: query
        schema:
          type: string
      - name: entryType
        required: true
        in: query
        schema:
          type: string
      - name: limit
        required: true
        in: query
        schema:
          type: string
      - name: cursor
        required: true
        in: query
        schema:
          type: string
      - name: X-Tenant-Id
        in: header
        required: false
        schema:
          type: string
          format: uuid
        description: Tenant UUID — required for all tenant-scoped endpoints
      responses:
        '200':
          description: ''
      security:
      - jwt: []
      summary: 'Balance movement journal (billing_ledger): entryType…'
      tags:
      - Billing
      x-required-scope:
      - billing:read
components:
  securitySchemes:
    jwt:
      scheme: bearer
      bearerFormat: JWT
      type: http
      description: JWT access token from /auth/login (Bearer <token>)
    tenant-api-key:
      scheme: bearer
      bearerFormat: JWT
      type: http
      description: Tenant API key (Bearer ldm_*) for MCP/A2A clients. Issued via CRM Settings → API Keys.
    rpa-service:
      scheme: bearer
      bearerFormat: JWT
      type: http
      description: Dedicated RPA service key. No tenant API-key or query-key authentication.