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Sweep 22 Oct 2026 · 21:04Z Build v2.1.309 528 read Stable v2.1.308 Latest v2.1.309 Next v2.1.309 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.90 ·

/powerup — Interactive Feature Tutorials

Entry
JSON All of v2.1.90
EntryKind: in v2.1.90,
ChangesSection of the release
What

A new /powerup command that launches a set of 10 interactive lessons teaching Claude Code features that "most people miss." Each power-up includes animated terminal demos, explanatory text, and can be marked as completed.

Usage
/powerup
Details
  • 10 lessons covering: @ file mentions, permission modes (shift+tab), undo/rewind, background tasks, CLAUDE.md memory, MCP tool integration, skills & hooks, subagents, remote control/teleport, and model/effort switching
  • Progress is persisted — unlocked power-ups carry across sessions (stored via powerupsUnlocked in local settings)
  • A celebration animation plays when all 10 are completed ("All powered up")
  • Suggested to new users on the welcome screen when the terminal is tall enough (≥44 rows): "New here? Run /powerup to learn the features most people miss."
  • Telemetry events: tengu_powerup_lesson_opened, tengu_powerup_lesson_completed
Evidence

Power-up command and lesson system (search for "Discover Claude Code features through quick interactive lessons")

Strings lifted out of the shipped bundle, so the claim above can be checked against them.

How sure we are
One source agreesOne thing we can check says the same as this entry.
Anthropic's release notes agreeAdded /powerup — interactive lessons teaching Claude Code features with animated demos

See this entry in the whole of v2.1.90 →

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