critic
✓Challenge assumptions and probe reasoning using adversarial thinking. Use when asked to find weaknesses, challenge a design, identify edge cases, or stress-test an approach. Triggers on: "use critic mode", "challenge this", "find weaknesses", "what could go wrong", "critic", "devil's advocate", "poke holes", "stress test", "what am I missing", "5 whys". Read-only mode - questions and probes but doesn't provide solutions.
Installation
SKILL.md
| Input | Validation? Empty? Null? Malformed? | | State | Race conditions? Stale data? Consistency? | | Errors | What fails? How? Is it recoverable? | | Scale | Volume? Concurrency? Memory? Time? | | Security | Auth? Injection? Exposure? Permissions? | | Dependencies | Version? Availability? Alternatives? |
| "Who calls this function/API?" | Changes ripple through callers | | "What depends on this behavior?" | Implicit contracts may break | | "What if this fails at 2am?" | Recovery paths matter | | "How many users touch this path?" | High-traffic = high-risk |
| "It's just a small change" | Heartbleed was 2 lines | | "We'll fix it later" | Later never comes. Tech debt accrues. | | "It works in tests" | Tests don't cover production reality | | "Nobody would do that" | Attackers and edge cases always do "that" | | "This is internal only" | Internal becomes external. Plan ahead. |
Facts (cite-ready)
Stable fields and commands for AI/search citations.
- Install command
npx skills add https://github.com/mcouthon/agents --skill critic- Source
- mcouthon/agents
- Category
- </>Dev Tools
- Verified
- ✓
- First Seen
- 2026-02-01
- Updated
- 2026-02-18
Quick answers
What is critic?
Challenge assumptions and probe reasoning using adversarial thinking. Use when asked to find weaknesses, challenge a design, identify edge cases, or stress-test an approach. Triggers on: "use critic mode", "challenge this", "find weaknesses", "what could go wrong", "critic", "devil's advocate", "poke holes", "stress test", "what am I missing", "5 whys". Read-only mode - questions and probes but doesn't provide solutions. Source: mcouthon/agents.
How do I install critic?
Open your terminal or command line tool (Terminal, iTerm, Windows Terminal, etc.) Copy and run this command: npx skills add https://github.com/mcouthon/agents --skill critic Once installed, the skill will be automatically configured in your AI coding environment and ready to use in Claude Code or Cursor
Where is the source repository?
https://github.com/mcouthon/agents
Details
- Category
- </>Dev Tools
- Source
- skills.sh
- First Seen
- 2026-02-01