Build the business "brain" every marketing agent reads first — START-HERE, customer-fit, offers, voice, founder opinions, failed campaigns — by interviewing you and seeding it from your CRM (HubSpot, Pipedrive or Upsales), store (Shopify or WooCommerce) and Stripe, stored in the Cogny context tree
Install
npx skills add cognyai/claude-code-marketing-skills --skill marketing-brainnpx skills add cognyai/claude-code-marketing-skills --skill marketing-brain -a claude-code -gnpx skills add cognyai/claude-code-marketing-skills --skill marketing-brain -a codex -ggemini skills install https://github.com/cognyai/claude-code-marketing-skills.git --path skills/marketing-braingh skill install cognyai/claude-code-marketing-skills marketing-braingit clone --depth 1 https://github.com/cognyai/claude-code-marketing-skills /tmp/cognyai__claude-code-marketing-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/cognyai__claude-code-marketing-skills/skills/marketing-brain ~/.claude/skills/marketing-brain # Claude Code
cp -R /tmp/cognyai__claude-code-marketing-skills/skills/marketing-brain ~/.agents/skills/marketing-brain # Codex, Cursor, Gemini CLI, Copilot, OpenCode