Fintech Global reports that AI is fundamentally changing how SaaS products are designed in 2026 — moving from feature-set-driven design to AI-first workflow design where the interface wraps around autonomous agent capabilities rather than human-operated screens. The article documents how fintech SaaS companies are rearchitecting their products so that AI agents are the primary users of the interface, with humans serving as supervisors rather than operators. This represents a UX paradigm shift from 'tool for humans' to 'dashboard for agent oversight.'