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Block’s Voice AI Wins Praise and Triggers Scam Concerns

Block’s new conversational AI could revolutionize customer support but introduces high-tech risks for merchant fraud prevention.

Curated by Financing Your Way from original reporting by PYMNTS. Summary is AI-assisted and editorially reviewed — see our editorial standards.

FYWBy Financing Your Way EditorialOctober 25, 2026

Block (the parent company of Square and Afterpay) is pushing the boundaries of customer interaction with its new AI model, Dessa. This tool is designed to mimic human conversation with high realism. For retailers and service providers, this technology signals a shift in how you might handle customer support and financing inquiries in the future. Instead of rigid automated menus, customers could soon navigate payment plans, credit applications, and billing questions through natural, live voice conversations. While the technology promises to lower operational costs and improve the customer experience, it brings new risks to your storefront. The realism of the AI has already raised concerns regarding sophisticated scams. Fraudsters could potentially use similar voice-cloning tech to impersonate customers or even your staff to authorize fraudulent transactions. For operators, the takeaway is clear: automation is getting smarter, but your security protocols need to evolve with it. As voice AI becomes a standard tool for processing payments and financing, verifying the identity of the person on the other end of the line will become your most significant challenge. Prepare for a future where 'voice verification' is no longer enough to guarantee a customer's identity.

Source: PYMNTS

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