review

review is a skill for Claude Code, Codex from YSAA1/harness-workflow. It costs 48 tokens per session (1,322 once invoked), scanned A, original, MIT.

A final review process for a stable set of code changes, called a diff. It uses newly gathered evidence to decide whether the changes are ready.

In plain words
What is it for?
Use it to review and verify completed changes before declaring them ready.
Why use it?
It provides a final check after implementation or diagnosis and avoids treating unfinished work or unexplained failures as ready.

Skill for Claude CodeCodex

Written for Claude Code and Codex: shipped in a Claude Code plugin, but also agents/openai.yaml present. Also seen: mentions subagents.

Part of the harness-workflow plugin — 17 skills shipped together

Good fit Use it to review and verify completed changes before declaring them ready.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/ysaa1/harness-workflow/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 YSAA1/harness-workflow --skill review
Clone the repo
git clone --depth 1 https://github.com/YSAA1/harness-workflow

Made for: Claude Code, Codex.

Or install harness-workflow, the plugin that ships this one along with the rest of its 17 skills.

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

README.md
[![agentmods](https://agentmods.dev/badge/skills/ysaa1/harness-workflow/review/github.svg)](https://agentmods.dev/skills/ysaa1/harness-workflow/review)
Your own site
<a href="https://agentmods.dev/skills/ysaa1/harness-workflow/review"><img src="https://agentmods.dev/badge/skills/ysaa1/harness-workflow/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 review

Your own site · 80×15
<a href="https://agentmods.dev/skills/ysaa1/harness-workflow/review"><img src="https://agentmods.dev/badge/skills/ysaa1/harness-workflow/review.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 48 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,322 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 $0.00048 $0.01322
Opus 5.5 $0.00019 $0.00529
Sonnet 5.5 $0.00010 $0.00264
Haiku 4.5 $0.00005 $0.00132

Measured 15d ago against content hash a1f294859f68, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

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 15d 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-en/review/SKILL.md · 42 lines

How it starts

The opening of the file, as written. The whole thing — 42 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Review and verification

Combine problem discovery and the evidence checking of completion claims into a single review. The review scope comes from the user's request; WIP can be reported as findings — implementation does not have to be finished before review.

Process

  1. Clarify the diff/version under review, the target behavior, and the required acceptance. Examine the relevant source code, tests, documentation, and existing evidence; do not substitute the implementer's explanation for inspection. Also search the repo for every file that documents how code should be written and list them as the standards sources: CODING_STANDARDS.md and CONTRIBUTING.md are mandatory whenever they exist, plus lint/format convention notes, ADRs for the area touched, and CONTEXT.md terms; skip rules that tooling already enforces.
  2. Check correctness, contracts, boundaries, and regressions along concrete failure paths; check conventions against the standards sources, code changes always layer on the smell baseline in references/smell-baseline.md (it applies even when the repo documents nothing; docs-only changes skip it). A documented repo standard wins and suppresses any smell it endorses; a smell is always a judgement call ("possible Feature Envy"), never a hard violation, listed as Minor by default and never blocking. Important risks warrant deep investigation; there is no need to pad findings or run a fixed number of review rounds.
  3. When independent inspection adds value and the runtime allows it, use a read-only subagent with a clear scope; when dispatching several review axes (e.g. a standards axis and a contract/correctness axis), issue them together in one message, in the foreground, and aggregate their reports side by side without merging or reranking; the absence of a subagent is not itself a failure. If the user or the project explicitly requires independent review, honestly flag it when that condition is unmet. When the environment has external delegation skills such as cli-delegate, a read-only independent re-check across model CLIs is allowed; its result is a claim, and the evidence still returns to the main tree for re-verification.
  4. Map the required criteria to pass / fail / unknown. fresh evidence means the evidence still applies to the current relevant code, configuration, and inputs; actual outputs unaffected by subsequent changes can be reused, and do not automatically expire because the skill changed or a commit already exists. A completion claim counts as evidence only via the actual output of runnable checks; implementer paraphrase or verbal assertion does not count.
  5. Only fill in missing or invalidated checks. Use cold re-verification according to evidence ambiguity and risk; do not require delegating another agent to re-run the same tests.
  6. Judge the specific completion claim: ready is possible only when there are no unresolved blocking issues and all required criteria pass. Critical/Important correctness, data, permission, or contract issues must all be resolved; list non-blocking suggestions separately. Do not delete or alter tests or acceptance scripts in order to pass; if the acceptance contract genuinely must change, get the user's consent first.
  7. Persist findings (conditionally): all findings handled on the spot → do not persist to disk. If there are findings pending across sessions and the project has a recovery surface → write to this track's state surface: state.md Evidence records the findings list (number/location/severity) and the ready verdict, and Next records the pending fixes; when findings are numerous or need independent tracking, persist to docs/reviews/YYYY-MM-DD--<topic>-review.md, linked from this track's row or from state. Projects without a recovery surface keep in-session handoff and create no new state files.

Read the full file on GitHub · 42 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. 15d ago Changed · +1 lines a1f294859f68
  2. 1mo ago Changed · +1 lines · +1 tokens per session d39fa0984afd
  3. 1mo ago Changed 48ae35e9e219
  4. 1mo ago Changed · -52 lines · -8 tokens per session 79e3ba13f4d2
  5. 1mo ago First seen · 92 lines · 55 tokens per session scan A 3ec45de7c930

Subscribe to this mod's changes

review is a skill published in the GitHub repository YSAA1/harness-workflow (3 stars, last pushed 16d ago), licensed MIT. It adds 48 tokens to every session and 1,322 once invoked, about $0.0002 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 2026-08-31.

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