# Grain product overview

> A visual overview of how Grain turns a brief into coordinated, reviewable work across agents and execution surfaces.

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

## What this page covers

- Missions
- AI teammates
- Execution
- Artifacts
- Review

## 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).