A Hands-On Guide to Anthropic’s New Structured Output Capabilities

Getting LLMs to return clean, predictable output is still harder than it should be.

Anthropic’s new structured output support for Claude is one of the first features that actually changes how you can build production systems—less prompt glue, fewer retries, and far less parsing code.

I wrote a hands-on guide covering how it works, what it’s good for, and where it still breaks down.