Bain uses vibecoded AI replicas to test software takeover targets

Financial Times reported that Bain & Company is using 'vibecoding' in private-equity due diligence, rapidly recreating pieces of acquisition targets' software with generative AI. The replicas help buyers test how hard a product is to copy, whether the target's code is truly defensible, and how the product might evolve as AI reduces software development costs. Bain said staff have created hundreds of rough prototypes, expanding a practice that began with a specialist engineering group in 2023 into work used by regular consultants. The article also notes that public software valuations have fallen as investors price in AI disruption, while private-equity tech deal value dropped sharply in the first quarter of 2026.

Key details: Published June 22, 2026 at 04:00 UTC, Bain is using generative AI to recreate pieces of software acquisition targets, The practice helps investors judge whether target software is defensible, FT cited KPMG data showing private equity-led tech, telecom, and media deal value fell 69% quarter over quarter in Q1 2026.

Why it matters: AI coding is now changing how investors value software companies, because defensibility can be tested by quickly building working replicas instead of only reading product demos.