Apple announced at WWDC 2024 that it is bringing ChatGPT to Siri as well as other initially-party applications and capabilities throughout its running programs. The ChatGPT integrations, powered by GPT-4o, will get there on iOS 18, iPadOS 18 and macOS Sequoia later on this calendar year, and will be cost-free https://chat-gptx.com/mastering-chatgpt-quick-start-guide/