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The Books API handles double-entry accounting: chart of accounts, journal entries, invoices, bills, banking, and payroll GL integration.

Base path

/api/v1 (accounting routes are not prefixed with a product slug)

Authorization

Developer JWT + API key on every request. See Authorization.

Operations and monitoring

EndpointPurpose
GET /api/v1Service root
GET /api/v1/metricsPrometheus scrape target

Typical integration flow

  1. Set up chart of accounts and fiscal periods
  2. Post journal entries or create invoices/bills
  3. Reconcile banking and generate financial reports (PDF export via Utils)

Books product guide

GL, invoicing, and payroll integration.