adversarial-review

adversarial-review is a skill for Claude Code from wittyreference/twilio-claude-plugin. It costs 13 tokens per session (1,661 once invoked), scanned A, original, MIT.

A structured review process in which separate reviewers argue for and against a technical or strategic decision before an arbiter summarizes the evidence.

In plain words
What is it for?
Use it for technology choices, architecture changes, process changes, and other decisions with meaningful costs and benefits.
Why use it?
It exposes trade-offs and reduces the risk of making a major decision based only on confirmation bias.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the twilio-claude-plugin plugin — 67 skills, 18 commands, 6 agents, 5 hooks shipped together

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/wittyreference/twilio-claude-plugin/adversarial-review
Any agent
npx skills add wittyreference/twilio-claude-plugin --skill adversarial-review
Clone the repo
git clone --depth 1 https://github.com/wittyreference/twilio-claude-plugin

Made for: Claude Code.

Or install twilio-claude-plugin, the plugin that ships this one along with the rest of its 67 skills, 18 commands, 6 agents, 5 hooks.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for adversarial-review

README.md
[![agentmods](https://agentmods.dev/badge/skills/wittyreference/twilio-claude-plugin/adversarial-review.svg)](https://agentmods.dev/skills/wittyreference/twilio-claude-plugin/adversarial-review)
Your own site
<a href="https://agentmods.dev/skills/wittyreference/twilio-claude-plugin/adversarial-review"><img src="https://agentmods.dev/badge/skills/wittyreference/twilio-claude-plugin/adversarial-review.svg" alt="Measured on agentmods" height="20"></a>
Per session 13 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,661 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00013 $0.01661
Opus 5 $0.00006 $0.00830
Sonnet 5 $0.00003 $0.00332
Haiku 4.5 $0.00001 $0.00166

Measured 6d ago against content hash 633144a3901e, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-06, from the pricing page.

Security

Grade A, and why

adversarial-review scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 6d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/adversarial-review/SKILL.md · 137 lines

How it starts

The opening of the file, as written. The whole thing — 137 lines — stays where its author put it; the contents beside it link to each section on GitHub.


name: adversarial-review description: Four-phase adversarial review — initial expert assessment, isolated advocate + critic, objective arbiter synthesis. Use for technology adoption decisions, architectural changes, process changes, or any decision that benefits from structured debate.

Adversarial Review

A structured four-phase decision analysis for significant technical or strategic questions. Produces a balanced, evidence-based recommendation by having isolated agents argue opposing positions before an objective arbiter synthesizes.

When to Use

  • Technology adoption decisions (new DB, framework, tool, service)
  • Architectural changes with significant trade-offs
  • Process or workflow changes affecting team productivity
  • Any decision where confirmation bias is a risk
  • When the question is "should we do X?" and X has meaningful costs and benefits

When NOT to Use

  • Bug fixes, implementation details, naming conventions
  • Decisions where one option is obviously correct
  • Time-sensitive issues requiring immediate action
  • Questions with insufficient data to meaningfully debate

Phase 1: Initial Assessment

Launch Explore agents (1-3 depending on scope) to gather facts:

  • Codebase evidence: What exists today? What are the current pain points? What has been tried?
  • External research: What does the literature say? What have peers done? What's the state of the art?
  • Quantitative data: Sizes, counts, frequencies, costs, timelines — not vibes

Write the initial assessment to the plan file with these sections:

  1. Context: Why this question now, what prompted it
  2. Current State: How things work today, with measured data
  3. Research Findings: What external sources say, with citations
  4. Symptom Analysis: What's broken, what works, would the proposed change help each symptom?
  5. Cost-Benefit Analysis: Concrete benefits vs concrete costs, not aspirational vs abstract
  6. Technology Options: If adopting, what specific stack? If not, what alternatives?
  7. Preliminary Recommendation: Author's honest take, clearly labeled as preliminary

Read the full file on GitHub · 137 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 6d ago First seen · 137 lines · 13 tokens per session scan A 633144a3901e

Subscribe to this mod's changes

adversarial-review is a skill published in the GitHub repository wittyreference/twilio-claude-plugin (2 stars, last pushed 3mo ago), licensed MIT. It adds 13 tokens to every session and 1,661 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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