# Sandbox.Services.Ai.Message

A user message or final assistant reply in a chat's local history.

- Kind: class
- Assembly: `Sandbox.Engine`
- Modifiers: sealed

## Constructors

- [`Message`](/api/Sandbox.Services.Ai.Message/.ctor)

## Properties

- [`Images`](/api/Sandbox.Services.Ai.Message/Images): Image URLs or base64 data URLs supplied with a user message.
- [`Response`](/api/Sandbox.Services.Ai.Message/Response): Final assistant response and usage; null for user messages.
- [`Role`](/api/Sandbox.Services.Ai.Message/Role): Sender: user or assistant.
- [`Text`](/api/Sandbox.Services.Ai.Message/Text): Message text, when present.