Glossary · Phase 1 · Building with LLMs
Structured output
Asking a model to answer in an exact format, such as JSON with set fields, so code can use it.
Try it now
An example response with structured output, trimmed. The JSON is a string inside the text block. A thinking block comes before it, and your code still needs to skip that.
Learn it properly
Structured output · Get reliable JSON back that your code can use. About 30 minutes.
Other terms from the same lesson
- JSON schema: A precise description of the JSON you expect: which fields, what type each is, and which are required.
- SDK: Software development kit: a ready-made library for calling a service from your code, such as Anthropic's Python SDK.
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