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title: Flex Gateway Reference Architecture
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product: Omni Gateway
version: 1.9
---

# Flex Gateway Reference Architecture

> For the full documentation index, see: https://docs.mulesoft.com/llms.txt

The following architecture diagrams explain Flex Gateway concepts and deployments:

- [Flex Gateway Deployment Models](https://docs.mulesoft.com/gateway/1.9/flex-architecture-basic-deployments)

- [Integration Use Cases](https://docs.mulesoft.com/gateway/1.9/flex-architecture-uc-overview)

  - [Use Case 1: Organization-Owned API Exposed to an Organization-Owned API Consumer](https://docs.mulesoft.com/gateway/1.9/flex-architecture-uc1)

  - [Use Case 2: Organization-Owned API Exposed to a Non-Organization-Owned API Consumer](https://docs.mulesoft.com/gateway/1.9/flex-architecture-uc2)

  - [Use Case 3: Non-Organization-Owned API Exposed to an Organization-Owned API Consumer](https://docs.mulesoft.com/gateway/1.9/flex-architecture-uc3)

  - [Use Case 4: Non-Organization-Owned API Exposed to a Non-Organization-Owned API Consumer](https://docs.mulesoft.com/gateway/1.9/flex-architecture-uc4)

- [Flex Gateway Multiple Region Deployments](https://docs.mulesoft.com/gateway/1.9/flex-architecture-multi-region)

- [Shared Storage Models](https://docs.mulesoft.com/gateway/1.9/flex-architecture-shared-storage)