# Runtime Type Metadata

> Type information retained at runtime so a program can inspect the shape of its own values.

Record: `lexicon:runtime-type-metadata`
Kind: artifact
Layer: [Declarative Core](https://banes-lab.com/records/layer/declarative-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-runtime-type-metadata

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Performance/Safety](https://banes-lab.com/records/lexicon/performance-safety.md) and before [Diagnostics](https://banes-lab.com/records/lexicon/diagnostics.md).

## Category

- [Metaprogramming / Language-Oriented Architecture](https://banes-lab.com/records/lexicon-category/metaprogramming-language-oriented-architecture.md)

## Required by

- [Reflection](https://banes-lab.com/records/architecture/reflection.md)

## Linked from

- [Metaprogramming / Language-Oriented Architecture](https://banes-lab.com/ontology/principles/architecture-category-metaprogramming-language-oriented-architecture.md)