# API Reference RDoc documentation for every public RubyLLM class and method {: .fs-6 .fw-300 } The [API reference](/next/api/) opens on the RubyLLM module, with the framework's entry points and examples. Each class and method documents its arguments, return value, and behavior. | Build with | Reference | | --- | --- | | Conversations and structured responses | [Chat](/next/api/RubyLLM/Chat.html), [Message](/next/api/RubyLLM/Message.html) | | Tools and agents | [Tool](/next/api/RubyLLM/Tool.html), [Agent](/next/api/RubyLLM/Agent.html) | | Images, video, and speech | [Image](/next/api/RubyLLM/Image.html), [Video](/next/api/RubyLLM/Video.html), [Speech](/next/api/RubyLLM/Speech.html) | | Transcription, OCR, and moderation | [Transcription](/next/api/RubyLLM/Transcription.html), [OCR](/next/api/RubyLLM/OCR.html), [Moderation](/next/api/RubyLLM/Moderation.html) | | Search and retrieval | [Embedding](/next/api/RubyLLM/Embedding.html), [Rerank](/next/api/RubyLLM/Rerank.html) | | Rails records | [ActiveRecord::ActsAs](/next/api/RubyLLM/ActiveRecord/ActsAs.html) | | Models and configuration | [Models](/next/api/RubyLLM/Models.html), [Configuration](/next/api/RubyLLM/Configuration.html), [Context](/next/api/RubyLLM/Context.html) | | Usage and background processing | [Tokens](/next/api/RubyLLM/Tokens.html), [Cost](/next/api/RubyLLM/Cost.html), [Batch](/next/api/RubyLLM/Batch.html) | For Markdown, start with [RubyLLM.md](/next/api/RubyLLM.md) or the [class index](/next/api/index.md). Every HTML class page has a matching `.md` page. The reference is generated from source comments with RDoc. Build it locally with `bundle exec rake rdoc`.

API Reference

RDoc documentation for every public RubyLLM class and method

The API reference opens on the RubyLLM module, with the framework’s entry points and examples. Each class and method documents its arguments, return value, and behavior.

Build with	Reference
Conversations and structured responses	Chat, Message
Tools and agents	Tool, Agent
Images, video, and speech	Image, Video, Speech
Transcription, OCR, and moderation	Transcription, OCR, Moderation
Search and retrieval	Embedding, Rerank
Rails records	ActiveRecord::ActsAs
Models and configuration	Models, Configuration, Context
Usage and background processing	Tokens, Cost, Batch

For Markdown, start with RubyLLM.md or the class index. Every HTML class page has a matching .md page.

The reference is generated from source comments with RDoc. Build it locally with bundle exec rake rdoc.