FAQ

The questions developers ask us most often, with a short answer and a link to the related guide. Click a question to open it. For something specific, use the search at the top right: it also searches inside the answers.

• Getting started & account

  Sandbox account, API keys, many clients on one key, credits.

  10 questions

• Certification & production

  From testing to the production API key.

  6 questions

• Onboarding & clients

  Client activation, contracts, Provider declaration.

  26 questions

• Issuing documents

  Document types, numbering, classifications, PDF, email to the recipient.

  20 questions

• Credit notes & cancellations

  How to "cancel" a document.

  5 questions

• Errors

  What each error means and what to do.

  10 questions

• Card / POS

  Provider signature, NSP, special cases.

  15 questions

• Food service

  Order slips (8.6) and tables.

  4 questions

• Goods movement

  Delivery notes and digital goods movement.

  7 questions

• B2G (public sector)

  Invoices to public sector bodies.

  8 questions

• General

  Limits, archiving, legal framework.

  5 questions