Documentation

Welcome to the grain v0.4.0 docs. Use the sidebar to browse Learn, MCP, Guides, Reference, and Explain pages.

• Developer
• Explain
• Get started — Install grain, open a first sandbox, or run custom bootstrap until ready.
• Guides (how-tos by job) — Problem-oriented how-tos for everyday use and operating grain in production-like setups.
• MCP server (coding agents) — Connect Claude Code, Cursor, Codex, Grok Build, and other MCP hosts to grain sandboxes.
• Reference (CLI, API, SDKs, config)