6 Claude Code New Commands & Variables (You Likely Missed)
Source: Joe Njenga, 6 Claude Code New Commands & Variables (Medium, 2026-04-05)
Key takeaways
- Six concrete feature additions across recent Claude Code versions that daily users tend to miss.
- Small improvements individually; compound into real workflow gains.
- Pair with
/powerup(interactive lessons) for a complete feature audit.
Why this matters even though each item is small
Claude Code releases quickly. Over a handful of versions the small additions compound into workflow patterns the tool supports out-of-the-box that you’re probably still working around.
This article is the audit.
What’s in the article
Six specific commands / variables worth knowing. Njenga’s article has the concrete list; worth reading to ensure your setup reflects them.
How to use the article
- Read the six items in the article
- Check which ones you already use (probably half)
- Install / configure the remaining ones in your current session
- Share the diff with your team so everyone levels up together
Complementary tools
/powerup(article) — interactive lessons covering overlapping territory/team-onboarding(article) — brings new engineers up to the same baseline
Related Playbook pages
- Cheat Sheet — the Playbook’s own condensed reference
- Getting Started — for engineers new to Claude Code
- /powerup lessons — the interactive alternative