# Hidden Service Coupling

> An undeclared dependency between services that surfaces only at runtime, undermining independent evolution.

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

## category

- [Contracts / Interfaces / Compatibility](https://banes-lab.com/records/lex-category/contracts-interfaces-compatibility.md)

## referenced-by

- [Service Contract](https://banes-lab.com/records/arch/service-contract.md)