# API Reference RDoc reference for the public OpenUI Rails classes and methods. The [generated API reference](/api/) opens on the `OpenUI` module. It is generated from the source comments. | If you need to... | Start with | | --- | --- | | Configure the engine and integrations | [`OpenUI::Rails::Configuration`](/api/OpenUI/Rails/Configuration.html) | | Render a mount or model a surface | [`ViewHelper`](/api/OpenUI/Rails/ViewHelper.html), [`Surface`](/api/OpenUI/Rails/Surface.html) | | Build a prompt and validate its manifest | [`PromptBuilder`](/api/OpenUI/Rails/PromptBuilder.html), [`LibraryManifest`](/api/OpenUI/Rails/LibraryManifest.html) | | Normalize a stream | [`Stream::Bridge`](/api/OpenUI/Rails/Stream/Bridge.html), [`Stream::Envelope`](/api/OpenUI/Rails/Stream/Envelope.html) | | Deliver stream frames | [`Stream::Broadcaster`](/api/OpenUI/Rails/Stream/Broadcaster.html), [`Stream::Transports`](/api/OpenUI/Rails/Stream/Transports.html) | | Register and dispatch actions | [`Actions::Registry`](/api/OpenUI/Rails/Actions/Registry.html), [`Actions::Dispatcher`](/api/OpenUI/Rails/Actions/Dispatcher.html) | | Use the RubyLLM adapter | [`Adapters::RubyLLM`](/api/OpenUI/Rails/Adapters/RubyLLM.html) | For Markdown, open the [API class index](/api/index.md). Every HTML class page has a matching `.md` page. Build the reference locally with `docs/bin/build-api.sh tmp/api`.

API Reference

RDoc reference for the public OpenUI Rails classes and methods.

The generated API reference opens on the OpenUI module. It is generated from the source comments.

If you need to…	Start with
Configure the engine and integrations	OpenUI::Rails::Configuration
Render a mount or model a surface	ViewHelper, Surface
Build a prompt and validate its manifest	PromptBuilder, LibraryManifest
Normalize a stream	Stream::Bridge, Stream::Envelope
Deliver stream frames	Stream::Broadcaster, Stream::Transports
Register and dispatch actions	Actions::Registry, Actions::Dispatcher
Use the RubyLLM adapter	Adapters::RubyLLM

For Markdown, open the API class index. Every HTML class page has a matching .md page.

Build the reference locally with docs/bin/build-api.sh tmp/api.