More detail
Most shops never need an API; the app does the job on its own. The question matters for a business with its own software, an ecommerce site or a custom reporting setup.
Because integration needs vary so much, the honest path is a direct conversation about your use case rather than a blanket claim about endpoints.
Related questions
Who needs the API?
How do I get access?
Veira gives Kenyan shops one calm app for selling, M-Pesa, KRA eTIMS and stock, with a free terminal. Book a demo and see it set up for your trade.