# Structured Context > The structured data reference built for the AI era. Structured Context is a technical reference site covering Schema.org types, JSON-LD implementation, structured data formats, and how search engines and AI systems consume structured information. ## Sections - Foundations: Core concepts behind structured data, schema markup, and how machines read the web. - Schema Reference: Per-type reference pages for Schema.org types including properties, examples, and implementation notes. - Guides: Step-by-step guides for implementing structured data in real-world projects. - AI & Context: How AI models, LLMs, and agents consume structured data and how to optimize for them. ## Key Pages - https://www.structured-context.com/foundations/what-is-structured-data - https://www.structured-context.com/foundations/what-is-schema-markup - https://www.structured-context.com/foundations/json-ld-explained - https://www.structured-context.com/foundations/microdata-vs-rdfa-vs-json-ld - https://www.structured-context.com/foundations/how-search-engines-use-structured-data - https://www.structured-context.com/foundations/how-ai-models-use-structured-data - https://www.structured-context.com/schema/product - https://www.structured-context.com/schema/organization - https://www.structured-context.com/schema/local-business - https://www.structured-context.com/schema/article - https://www.structured-context.com/schema/faq-page - https://www.structured-context.com/schema/person - https://www.structured-context.com/guides/json-ld-complete-guide - https://www.structured-context.com/guides/testing-structured-data - https://www.structured-context.com/ai/structured-data-for-llms - https://www.structured-context.com/ai/how-ai-search-finds-your-content - https://www.structured-context.com/errors/missing-field-name - https://www.structured-context.com/errors/either-offers-review-or-aggregaterating - https://www.structured-context.com/errors/unparsable-structured-data ## Contact hello@structured-context.com