Xcode 26.3 finally brings agentic coding to Apple's developer tools

Xcode 26.3 could be Apple's biggest leap in AI coding tools, shifting from assistant prompts to autonomous agents that build, test, and update configurations directly inside Xcode.

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ZDNET's key takeaways

• Xcode 26.3 adds autonomous AI agents inside the IDE.
• Agents can build, test, and fix compile errors on their own.
• New visual checks use screenshots, but device limits remain.

Apple today introduced a major update to its Xcode development environment, the tool most developers use to build apps for iPhone, iPad, Mac, Apple Watch, and even the Vision Pro.

Xcode 26.3 is now available as a release candidate. This newest version substantially increases Apple's coding intelligence features with built-in support for agentic coding. This will allow autonomous coding agents to work directly inside the IDE.

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