Create or review grammar check deliverables with audience, evidence, voice, and conversion-quality controls. Use when the user explicitly asks for grammar check work.
Install
npx skills add sandbaseai/sandbase-skills --skill grammar-checknpx skills add sandbaseai/sandbase-skills --skill grammar-check -a claude-code -gnpx skills add sandbaseai/sandbase-skills --skill grammar-check -a codex -ggemini skills install https://github.com/sandbaseai/sandbase-skills.git --path marketing/grammar-checkgh skill install sandbaseai/sandbase-skills grammar-checkgit clone --depth 1 https://github.com/sandbaseai/sandbase-skills /tmp/sandbaseai__sandbase-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/sandbaseai__sandbase-skills/marketing/grammar-check ~/.claude/skills/grammar-check # Claude Code
cp -R /tmp/sandbaseai__sandbase-skills/marketing/grammar-check ~/.agents/skills/grammar-check # Codex, Cursor, Gemini CLI, Copilot, OpenCode