Apple tests internal Veritas app to prototype Siri overhaul

Apple has built an internal, ChatGPTlike iPhone app to help test a major overhaul of its voice assistant Siri, Bloomberg reported Friday, as the company works to iron out engineering problems and prepare a relaunch that reports variously place in early 2026 or next spring. The tool, codenamed Veritas and described by employees as resembling popular chatbots, is being used only inside Apple to evaluate new generative AI capabilities and user flows before they are folded into Siri, according to the report and other accounts.

Veritas lets testers manage multiple conversations across topics, save and reference past chats, follow up on earlier queries and sustain extended back-and-forth exchanges. Apple engineers are using the app to prototype features that rely on large language models, including deeper contextual awareness, the ability to act inside and between apps, and access to personal data such as emails, messages, calendars and media libraries to return more personalized, actionable results.

Apple is reportedly developing two technical approaches for the revamped assistant. One version would run on models built in-house by the company’s Foundation Models team, while another...