code-review

code-review is a skill for Claude Code from terva-sh/terva. It costs 15 tokens per session (434 once invoked), scanned A, a copy of code-review, MIT.

A structured review of the latest code change. It examines the complete modified files for correctness, error handling, tests, public API changes, and consistency with the surrounding code.

In plain words
What is it for?
Use it after making a code change to inspect the diff, evaluate each affected file, and report whether it is ready to ship.
Why use it?
It can reveal bugs or missing coverage that are easy to overlook while writing the change.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter.

Good fit Use it after making a code change to inspect the diff, evaluate each affected file, and report whether it is ready to ship.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/terva-sh/terva/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 terva-sh/terva --skill code-review
Clone the repo
git clone --depth 1 https://github.com/terva-sh/terva

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 code-review

README.md
[![agentmods](https://agentmods.dev/badge/skills/terva-sh/terva/code-review/github.svg)](https://agentmods.dev/skills/terva-sh/terva/code-review)
Your own site
<a href="https://agentmods.dev/skills/terva-sh/terva/code-review"><img src="https://agentmods.dev/badge/skills/terva-sh/terva/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/terva-sh/terva/code-review"><img src="https://agentmods.dev/badge/skills/terva-sh/terva/code-review.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 15 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 434 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 100% copy Near-identical to another mod 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 $0.00015 $0.00434
Opus 5.5 $0.00006 $0.00174
Sonnet 5.5 $0.00003 $0.00087
Haiku 4.5 $0.00002 $0.00043

Measured 1mo ago against content hash 48ec53b0e947, 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 1mo 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.

Origin

This is a copy

100% identical to code-review — 0 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

examples/skills/code-review/SKILL.md · 53 lines

What it actually says

Code review

When the user asks for a code review (and you have not already done one in this turn), follow this routine.

1. Establish what changed

Use bash to run git status and git diff (or git diff --staged if there are no unstaged changes). Skim the patch end to end before analysing any single hunk.

2. For each modified file

Read the file in full with the read tool — never review only the hunk; you need surrounding context to evaluate the change properly. Then look for:

  • Correctness: bugs, off-by-one errors, wrong sign, missing nil checks, swapped arguments, race conditions.
  • Error handling: every external call (file IO, network, parsing, syscalls) — does it propagate or swallow? Are errors wrapped with enough context?
  • Tests: do the new code paths have tests? Are existing tests still passing what they claim?
  • Surface area: are exports necessary, or could the change stay internal? Public APIs deserve more scrutiny than internals.
  • Style consistency: does the change match neighbouring code?

3. Report

Produce a concise written review with this shape:

  • Verdict (one line): ship-as-is / minor changes / needs work / blocked.
  • Required changes (numbered, if any).
  • Suggestions (bullets, optional).
  • Praise (one or two lines if anything stood out — keeps the feedback humane).

Don't restate every line of the diff. Don't speculate about future features. Stay grounded in what the patch does.

4. Stop

Do not auto-apply fixes. The user will decide what to act on.

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. 1mo ago First seen · 53 lines · 15 tokens per session scan A 48ec53b0e947

Subscribe to this mod's changes

code-review is a skill published in the GitHub repository terva-sh/terva (3 stars, last pushed 3d ago), licensed MIT. It adds 15 tokens to every session and 434 once invoked, about $0.0001 per session on Opus 5.5. A static security scan graded it A with 0 findings. It is 100% identical to code-review, differing in 0 lines, and is treated as a copy.

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