
Use when Claude Code needs a second opinion, verification, or deeper research on technical matters. This includes researching how a library or API works, confirming implementation approaches, verifying technical assumptions, understanding complex code patterns, or getting alternative perspectives on architectural decisions. The agent leverages the Codex CLI to provide independent analysis and validation.
Comprehensive Shopify development skill for theme architecture, Liquid, Admin API, Storefront API, metafields/metaobjects, checkout extensibility, Shopify Functions, webhooks, and platform limits. Use when implementing or debugging Shopify app/theme work, API integrations, checkout customizations, or data modeling. For Hydrogen/headless framework specifics, use Context7 MCP for current framework docs.