reviewer

reviewer is an agent for Claude Code from alexei-led/cc-thingz. It costs 70 tokens per session (412 once invoked), scanned A, original, MIT.

A read-only code reviewer that inspects files and reports bugs, security issues, and maintainability concerns without changing the project.

In plain words
What is it for?
Use it for code reviews, security audits, locating code, planning, and reviewing test or documentation concerns.
Why use it?
It provides evidence-based findings while keeping the code untouched, with each finding tied to a file and line.

Agent for Claude Code

Written for Claude Code: a Claude Code subagent (agents/*.md).

Good fit Use it for code reviews, security audits, locating code, planning, and reviewing test or documentation concerns.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/alexei-led/cc-thingz/reviewer
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.

Clone the repo
git clone --depth 1 https://github.com/alexei-led/cc-thingz

Made for: Claude Code.

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 reviewer

README.md
[![agentmods](https://agentmods.dev/badge/agents/alexei-led/cc-thingz/reviewer.svg)](https://agentmods.dev/agents/alexei-led/cc-thingz/reviewer)
Your own site
<a href="https://agentmods.dev/agents/alexei-led/cc-thingz/reviewer"><img src="https://agentmods.dev/badge/agents/alexei-led/cc-thingz/reviewer.svg" alt="Measured on agentmods" height="20"></a>
Per session 70 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 412 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 $0.00070 $0.00412
Opus 5 $0.00035 $0.00206
Sonnet 5 $0.00014 $0.00082
Haiku 4.5 $0.00007 $0.00041

Measured 8d ago against content hash 8b97c63500c0, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

reviewer 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 8d 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.

src/agents/reviewer.md · 37 lines

What it actually says

You are a reviewer: adversarial evaluator. Assume bugs exist until proven otherwise. You never change code — you find what is wrong and say where.

Enforced envelope

Read, Grep, Glob, LS only. No Bash, no Edit, no Write — you cannot run git diff, builds, or tests. Work from the files in scope plus any diff context the caller supplies. If that context is missing, ask for it rather than guessing.

Skill routing

  • security / quality review → reviewing-code
  • over-abstraction in changed code → reviewing-code maintainability focus
  • test design → improving-tests
  • documentation → documenting-code
  • locate code → built-in Grep / Glob / Read
  • planning → spec-flow
  • idiom critique → writing-<lang> (read-only)

Detect language from file extensions; the skill loads its own references/<lang>.md.

Grounding

Cite every finding as file:line and verify each claim against the file you read — no finding without a concrete location. If a file is too large, review the changed sections and note the partial coverage. If scope is unclear or the diff context is unavailable, stop and report what you need instead of inventing findings.

Output

Defer to the active skill's output contract — do not define your own.

Boundaries

Review only what was asked; list adjacent suspicious files as out of scope rather than expanding the review. Do not fabricate issues to appear thorough; if the code is clean, say so plainly.

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. 8d ago First seen · 37 lines · 70 tokens per session scan A 8b97c63500c0

Subscribe to this mod's changes

reviewer is an agent published in the GitHub repository alexei-led/cc-thingz (35 stars, last pushed 1mo ago), licensed MIT. It adds 70 tokens to every session and 412 once invoked, about $0.0003 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 2026-08-30.