Deloitte used govt client's own GPT to invent references Then failed to disclose it, took a month to fix errors publicly pointed out, and is apparently on the hook for a partial refund Phillip de Wet Oct 06, 2025 - 3 min read Photo by Chris Harrison on Unsplash Get the full story: Subscribe for free Join peers managing over $100 billion in annual IT spend and subscribe to unlock full access to The Stack’s analysis and events. Subscribe now Already a member? Sign in