In its latest update, Apple has woven AI coding tools from OpenAI and Anthropic directly into Xcode 26.3, the development environment for Apple devices like iPhone and Mac. With this integration, developers can now leverage Anthropic’s Claude Agent and OpenAI’s Codex not only to get coding help, but also to automatically write, edit code, update settings, and search documentation within the app itself. This marks a shift from AI offering only advice to taking real actions in the coding process. The update also hints at broader model availability, enhancing the Xcode experience for app creators.