ChatGPT in Siri 'Persistently Underperforming,' Says OpenAI

OpenAI saw disappointing results working with Apple to integrate ChatGPT in Siri, according to court documents filed [PDF] in its ongoing legal fight with Elon Musk's company SpaceXAI (xAI at the time the lawsuit was filed). Apple added ChatGPT to ‌Siri‌ in December 2024, but users had to go through a multistep opt-in process, which added a layer of friction. By January 2025, OpenAI said the integration was "off to a slow start" and the company cut its forecast for the number of incremental logged-in weekly active users that it expected to get from the partnership. Much of the filing is redacted, but OpenAI said that by the time Musk's companies filed an antitrust lawsuit against Apple and OpenAI, "it was clear that Apple's integration of ChatGPT was dramatically underperforming." In a later section of the filing, OpenAI said again that the Apple integration was "persistently underperforming," leading to a March 2026 conversation between Apple and OpenAI that is redac