AI Can Write WordPress Code, But Architectural Decisions Still Belong to Developers

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A developer shared how AI successfully generated working PHP code for a WordPress requirement, yet he chose not to deploy it immediately. The reason was not code quality but an unresolved architectural question: whether the functionality belonged in functions.php, a custom plugin, or an MU-plugin. He applies a simple rule — if the feature should survive a theme change, it goes into a plugin; if it is presentation-only, it stays in the theme. The author argues that as AI improves at writing code, the developer's value shifts toward architecture, trade-offs, and long-term decision-making. He also advocates prompting AI as a senior architect rather than a code generator, to get reasoning and structure alongside implementation.

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