# Point-to-Point Coupling

> Coupling a sender directly to a specific receiver, so adding a consumer requires changing the sender.

Record: `lexicon:point-to-point-coupling`
Kind: anti-pattern
Layer: [Execution Core](https://banes-lab.com/records/layer/execution-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-point-to-point-coupling

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Mutable State Only](https://banes-lab.com/records/lexicon/mutable-state-only.md) and before [Shared Database](https://banes-lab.com/records/lexicon/shared-database.md).

## Category

- [Event Messaging Async](https://banes-lab.com/records/lexicon-category/event-messaging-async.md)

## Negated by

- [Message Broker](https://banes-lab.com/records/architecture/message-broker.md)

## Linked from

- [Event / Messaging / Asynchronous Architecture](https://banes-lab.com/ontology/principles/architecture-category-event-messaging-asynchronous-architecture.md)