review-tier

review-tier is a skill for Claude Code from olehsvyrydov/AI-development-team. It costs 118 tokens per session (1,989 once invoked), scanned A, original, MIT.

A code-review sizing guide that checks a change and chooses how much review it needs before review work begins.

In plain words
What is it for?
It is for classifying code changes, selecting a review scope, and deciding when a follow-up review needs to run again.
Why use it?
It avoids spending an expensive, multi-agent review on low-risk changes while still escalating changes that may affect many parts of a system. It also requires basic build, test, and quality checks to pass first.

Skill for Claude Code

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

Part of the ai-dev-team plugin — 43 skills, 50 commands shipped together

Good fit It is for classifying code changes, selecting a review scope, and deciding when a follow-up review needs to run again.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/olehsvyrydov/ai-development-team/review-tier
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 olehsvyrydov/AI-development-team --skill review-tier
Clone the repo
git clone --depth 1 https://github.com/olehsvyrydov/AI-development-team

Made for: Claude Code.

Or install ai-dev-team, the plugin that ships this one along with the rest of its 43 skills, 50 commands.

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 review-tier

README.md
[![agentmods](https://agentmods.dev/badge/skills/olehsvyrydov/ai-development-team/review-tier/github.svg)](https://agentmods.dev/skills/olehsvyrydov/ai-development-team/review-tier)
Your own site
<a href="https://agentmods.dev/skills/olehsvyrydov/ai-development-team/review-tier"><img src="https://agentmods.dev/badge/skills/olehsvyrydov/ai-development-team/review-tier/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 review-tier

Your own site · 80×15
<a href="https://agentmods.dev/skills/olehsvyrydov/ai-development-team/review-tier"><img src="https://agentmods.dev/badge/skills/olehsvyrydov/ai-development-team/review-tier.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 118 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,989 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 $0.00118 $0.01989
Opus 5.5 $0.00047 $0.00796
Sonnet 5.5 $0.00024 $0.00398
Haiku 4.5 $0.00012 $0.00199

Measured today against content hash 96c1879b1166, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

review-tier 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 today.

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.

claude/skills/review-tier/SKILL.md · 92 lines

How it starts

The opening of the file, as written. The whole thing — 92 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Review tiering — spend the review where it earns its cost

A full multi-agent review is the strongest defect-finder available and the most expensive thing in the pipeline (measured: ~34 agents / ~1.8M tokens / ~16 min per round). Running it on everything is unaffordable; running it on nothing loses the only check that catches cross-cutting consequences invisible at the edit site. This skill decides how much to spend.

Step 0 — free gates first, always

Refuse to start a review until these are green. They cost nothing and a review of a broken branch is pure waste (this has happened: a full round ran against a branch whose test compile was broken).

  • the project's build + full test task
  • static-analysis / quality gate, if the project has one
  • frontend typecheck and production build, if there is a frontend

Read the tool's own exit code, not a pipeline's, and read the output file rather than a summary. cmd > log; echo $? inside a longer chain reports the last command's status, not the one you care about.

Step 1 — classify the diff (deterministic, never judgement)

Look at changed paths and changed symbols, not at your opinion of the change. Any single match promotes the whole diff to FULL.

FULL — a high-consequence surface is touched:

  • destructive operations: delete, purge, drop, truncate, cascade, revoke, bulk/batch removal
  • authn/authz: login, session, token, password, capability, role, permission, grant, share
  • schema migrations, and any FK with ON DELETE
  • money and cost: pricing, billing, budget, quota, rate limit
  • external egress: which provider/host/endpoint data is sent to
  • a port/interface contract in a shared core module
  • transaction boundaries, concurrency, locking

TARGETED — ordinary feature code. Scope finders to the diff plus its callers and callees. This caveat is load-bearing: the review's value is finding the break two files away, so a diff-only scope degrades it into a linter.

Also include the writers of any persistent field the diff reads but does not write. Callers-and-callees follows the call graph; a defect in what a column means propagates along the schema instead, and reads and writes of a column are not connected by any call. A feature that only reads a column can therefore never reach, by any call-graph scoping, the code that decides what it means. Grep the entity field and the raw column name; if there is more than one writer, put those writers in front of the finders and treat the column's semantics as part of the blast radius.

Read the full file on GitHub · 92 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. today First seen · 92 lines · 118 tokens per session scan A 96c1879b1166

Subscribe to this mod's changes

review-tier is a skill published in the GitHub repository olehsvyrydov/AI-development-team (17 stars, last pushed today), licensed MIT. It adds 118 tokens to every session and 1,989 once invoked, about $0.0005 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 2026-10-19.

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