> For the complete documentation index, see [llms.txt](https://echo-protocol.gitbook.io/echo-protocol/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://echo-protocol.gitbook.io/echo-protocol/echo-architecture.md).

# Echo Architecture

- [Protocol Architecture](https://echo-protocol.gitbook.io/echo-protocol/echo-architecture/protocol-architecture.md)
- [Technical Architecture](https://echo-protocol.gitbook.io/echo-protocol/echo-architecture/technical-architecture.md)
- [Key Features](https://echo-protocol.gitbook.io/echo-protocol/echo-architecture/key-features.md)