code-review

code-review is a skill for Claude Code, Codex from djscheuf/agentic-dev-ecosystem-template. It costs 74 tokens per session (1,178 once invoked), scanned A, original, MIT.

A structured review of a branch, pull request, or code difference. It starts by understanding the requested change, then examines tests, implementation, architecture, and opportunities to reuse or simplify code.

In plain words
What is it for?
Use it to review a change against its story, ticket, specification, tests, and implementation, producing a YAML review document.
Why use it?
It focuses review time on whether the change fulfils its purpose and creates future risks, rather than on formatting that automated tools can check. It also records when requirements are missing.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: installed under .agents/ (shared by several agents).

Good fit Use it to review a change against its story, ticket, specification, tests, and implementation, producing a YAML review document.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/djscheuf/agentic-dev-ecosystem-template/code-review
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.

Any agent
npx skills add djscheuf/agentic-dev-ecosystem-template --skill code-review
Clone the repo
git clone --depth 1 https://github.com/djscheuf/agentic-dev-ecosystem-template

Made for: Claude Code, Codex.

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 code-review

README.md
[![agentmods](https://agentmods.dev/badge/skills/djscheuf/agentic-dev-ecosystem-template/code-review/github.svg)](https://agentmods.dev/skills/djscheuf/agentic-dev-ecosystem-template/code-review)
Your own site
<a href="https://agentmods.dev/skills/djscheuf/agentic-dev-ecosystem-template/code-review"><img src="https://agentmods.dev/badge/skills/djscheuf/agentic-dev-ecosystem-template/code-review/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for code-review

Your own site · 80×15
<a href="https://agentmods.dev/skills/djscheuf/agentic-dev-ecosystem-template/code-review"><img src="https://agentmods.dev/badge/skills/djscheuf/agentic-dev-ecosystem-template/code-review.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 74 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,178 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
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 $0.00074 $0.01178
Opus 5.5 $0.00030 $0.00471
Sonnet 5.5 $0.00015 $0.00236
Haiku 4.5 $0.00007 $0.00118

Measured 22d ago against content hash 77c5ff7171f5, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

code-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 22d 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.

.agents/skills/code-review/SKILL.md · 79 lines

How it starts

The opening of the file, as written. The whole thing — 79 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Code Review

A value-first review starts from why the change exists, not from syntax. Requirements first, then tests as evidence, then implementation, then refactoring opportunities. The output is a structured YAML review document.

Inputs

  • Target: branch, PR, or diff. Default: the current branch against its merge-base with the default branch.
  • Requirements location (optional): story, ticket, spec, or doc paths. If not given, Phase 1 finds them.
  • Output path: ask the user at invocation. Default to {slug}.review.yaml in the working directory.

The code may be human- or AI-written. Apply reference/ai-generated-code.md only when it is relevant.

Non-negotiables

  1. No review without requirements. Identify the story or stories first. If none can be found, ask the user; if none exist, infer requirements from the PR description and commits, and record a blocking story comment about the gap.
  2. Intent before syntax. Understand what the change is for before judging how it is written.
  3. Skip what machines catch. Do not comment on formatting, spacing, or style that a linter or formatter enforces. Spend attention on design, intent, and future risk.
  4. Evidence for every comment. Each comment names concrete source locations and an observed gap. Verify a claim by searching before asserting it (for example, do not claim "no end-to-end tests exist" without checking).
  5. Review the code, not the person. Do no harm, do good: the aim is a better codebase and a better developer.
  6. Record comments in the order discovered. Assign priority at the end, not while discovering.

Process

# Phase Question it answers Read before starting
1 Scope What requirements are under review, and what actually changed? phases/1-scope.md
2 Story fidelity Does the change honor the story and its acceptance criteria? phases/2-story-fidelity.md
3 Tests Is there evidence that each acceptance criterion is met and stays met? phases/3-test-review.md
4 Implementation and architecture Does it fit the system, and will it create tomorrow's problems? phases/4-implementation.md
5 Refactor and reuse Looking beyond the diff, what should be reused or refactored? phases/5-refactor-and-reuse.md

Read the full file on GitHub · 79 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. 22d ago First seen · 79 lines · 74 tokens per session scan A 77c5ff7171f5

Subscribe to this mod's changes

code-review is a skill published in the GitHub repository djscheuf/agentic-dev-ecosystem-template (12 stars, last pushed 20d ago), licensed MIT. It adds 74 tokens to every session and 1,178 once invoked, about $0.0003 per session on Opus 5.5. 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 2026-10-01.

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