Home/Skills/thinking/challenge — Pressure-Test Your Thinking
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/challenge — Pressure-Test Your Thinking

Pressure-test your beliefs against your own vault. Find the contradictions you're carrying without knowing it.

YouPersonal command. Runs in your Claude Code session when you invoke it directly.

What it does

Reads everything in the vault on a topic, maps stated positions, then surfaces internal contradictions, weak assumptions, and the strongest counter-argument. It cites both sides when your past self disagrees with your present self.

Use it before a high-stakes decision, when a strategy feels too obvious, or when you suspect you're rationalizing. Especially useful before locking pricing, positioning, or a big bet.

Outputs a structured challenge document: current position with citations, contradictions found, weak assumptions named, counter-argument made, and the criteria that would change your mind. Pairs with `drift` (surfaces patterns you're circling) and `ghost` (answers in your voice so you can argue with yourself).

Build your second brain

Run /challenge with your agents.

This skill ships with Agent0 Starter, plus 82 others.

Cortex
Chief of Staff
Loom
Loom
Radar
Radar
Hippo
Hippocampus
Signal
Signal
Sentinel
Sentinel
Axon
Axon
Hey, I'm Cortex — Chief of Staff for the team. Ask me anything; I'll handle it or pull in Loom (writing), Radar (growth), Hippocampus (research), Signal (social), Sentinel (ops), or Axon (code review). What's on your mind?