Official Grain distribution maintained by the Grain team. Version 0.2.20 is available for Apple Silicon Macs running macOS 12 or later.
brew install --cask greenfield-inc/tap/grain
grain setupGrain includes its CLI and MCP server. Setup signs you in, configures selected agents, and opens Grain.
Grain updates itself. To explicitly upgrade using Homebrew, run brew upgrade --cask --greedy grain.
Uninstall with brew uninstall --cask grain. Your account, workspaces and agent configuration are retained.
Release maintainers: regenerate Casks/grain.rb from the Grain source repository using scripts/generate-homebrew-cask.mjs.