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The question product and engineering teams ask before shipping an AI feature is usually simple: does it work? Is the model accurate enough? Are the outputs reasonable?

Imagine telling an AI assistant: “Find me waterproof trail shoes, size 10, under €140, delivered before Friday. Use my usual card if the total stays within budget.”

AI chatbots are transforming how people interact with digital products, but they also introduce new accessibility challenges.

Testlio's Tom Chmielewski recently sat down with Bozhena Labinska, Merchant Integrations Lead at Solidgate, to explore how teams can avoid payment failures that never trigger an alert.

The first payment is often the easiest part of the subscription lifecycle. A customer chooses a plan, enters a payment method, completes the transaction, and gains access. For the product team, that successful sign-up can feel like proof that the payment experience works.