# Dynamic Untyped Boundaries

> Passing untyped values across module or service boundaries, so type errors surface only at runtime.

Record: `lex:dynamic-untyped-boundaries`
Kind: anti-pattern
Layer: [Contracts Core](https://banes-lab.com/records/layer/contracts-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lex-dynamic-untyped-boundaries

## category

- [Schema / Canonical Data / Semantics](https://banes-lab.com/records/lex-category/schema-canonical-data-semantics.md)

## referenced-by

- [Type Safety](https://banes-lab.com/records/arch/type-safety.md)