MessageRole.mdx

title	MessageRole
description	MessageRole Schema Reference
category	ai
zodFile	conversation

**Source:** `packages/spec/src/ai/conversation.zod.ts`

Allowed Values

• system
• user
• assistant
• function
• tool

TypeScript Usage

import { MessageRole } from '@objectstack/spec/ai';

// Type-safe enum value
const value: MessageRole = 'system';