NORA API

Tax calculations and PDF outputs for partner systems.

This endpoint is the public integration surface for CRM, banking and partner backends. It exposes validation, tax calculation, ephemeral PDF rendering, audit-backed rehydration and metered usage.

Open version endpoint Open health check

Authenticated routes require Authorization: Bearer <api_key> and write operations require Idempotency-Key.

Public endpoints

  • GET / landing page
  • GET /health deployment health
  • GET /v1/version API and engine version
  • GET /v1/regions supported region catalog
  • GET /v1/calculations/:hash audit-backed lookup

Write operations

  • POST /v1/tax/validate shape and requirements check
  • POST /v1/tax/calculate tax result and optional PDF
  • POST /v1/pdf/render direct PDF render or re-render by hash
  • GET /v1/usage partner metering summary