# AI teammates

> Create role-based AI teammates with defined responsibilities, tools, model preferences, and operating boundaries.

- Canonical page: [/product/agents](https://grain.sh/product/agents)
- Agent-readable page: [/agents/product--agents.md](https://grain.sh/agents/product--agents.md)
- Section: Product

## What this page covers

- Agent roles
- Instructions
- Model preferences
- Tools
- Delegation
- Oversight

## About Grain

Grain is a multi-agent work platform. A person describes an outcome as a Mission, Grain coordinates the models, tools, files, repositories, and connected computers needed to do the work, and the result returns for review.

Start with [the complete agent-readable index](https://grain.sh/agents/index.md) or read [the full site corpus](https://grain.sh/llms-full.txt).