# Knowledge for AI Missions

> Connect company knowledge, retrieve relevant context with evidence, and keep memory scoped to the person, project, or company.

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

## What this page covers

- Knowledge sources
- Evidence-backed retrieval
- Durable memory
- Personal, project, and company scopes
- Local files

## 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).