Apple said in the lawsuit that it reached out to OpenAI in February to raise its concerns early in its investigation, but said that OpenAI did not respond.

Apple on Friday accused OpenAI of stealing trade secrets as it seeks to build its own hardware for ChatGPT, a major rupture in a partnership between the iPhone maker and the…

The two companies entered into a high-profile partnership in 2024 when ChatGPT was integrated into the iPhone's operating system.