two-axis-review

two-axis-review is a skill for Claude Code, Codex from white1024/agent-nextup. It costs 62 tokens per session (1,162 once invoked), scanned A, original, MIT.

A two-part review of finished code: one report checks the project's coding conventions, and another checks whether the requested behaviour was delivered. The reports use separate reviewers and remain independent.

In plain words
What is it for?
Use it before verifying a task, or when reviewing a branch or set of changes. It fixes the reference point, reads the relevant task or specification, and records findings with their sources.
Why use it?
A change can follow local style while still missing the requested result, or meet the request while breaking project conventions. Separate reports make those failures easier to distinguish.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: mentions subagents.

Good fit Use it before verifying a task, or when reviewing a branch or set of changes. It fixes the reference point, reads the relevant task or specification, and records findings with their sources.

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Install with agentmods
npx agentmods add skills/white1024/agent-nextup/two-axis-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 white1024/agent-nextup --skill two-axis-review
Clone the repo
git clone --depth 1 https://github.com/white1024/agent-nextup

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 two-axis-review

README.md
[![agentmods](https://agentmods.dev/badge/skills/white1024/agent-nextup/two-axis-review/github.svg)](https://agentmods.dev/skills/white1024/agent-nextup/two-axis-review)
Your own site
<a href="https://agentmods.dev/skills/white1024/agent-nextup/two-axis-review"><img src="https://agentmods.dev/badge/skills/white1024/agent-nextup/two-axis-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 two-axis-review

Your own site · 80×15
<a href="https://agentmods.dev/skills/white1024/agent-nextup/two-axis-review"><img src="https://agentmods.dev/badge/skills/white1024/agent-nextup/two-axis-review.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 62 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,162 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 $0.00062 $0.01162
Opus 5.5 $0.00025 $0.00465
Sonnet 5.5 $0.00012 $0.00232
Haiku 4.5 $0.00006 $0.00116

Measured 4d ago against content hash 8730ee8e3913, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

two-axis-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 4d 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.

crates/nextup-core/skills/two-axis-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.

two-axis-review — conventions and spec, never merged

Goal: two independent reports on the same change — does it follow how this project writes code, and does it do what the task asked — each finding citing its source, so neither axis can hide a failure on the other.

1. Pin the change

Take the fixed point the work started from (a commit, a branch, the merge base with the main branch; ask if it is not obvious). Capture git diff <fixed-point>...HEAD and the commit list once. Confirm the reference resolves and the diff is not empty before going further.

2. Find the spec source

  • The tasks this change implements: ids in the commit messages, the task you were working, or the one named in the request. Read each with get_task — the description says what it delivers and how anyone will know it works.
  • With the spec module on: each task's delta under tasks/<id>/specs/, and the current spec it modifies (get_spec).
  • Nothing found: ask. If there truly is no spec, the spec axis reports exactly that.

3. Find the standards source

Every document in the project that says how code here is written — a coding-standards file, CONTRIBUTING.md, the conventions section of the project docs — plus the lint and format configuration. On top of those, the conventions axis always carries this baseline of code smells. Each one is a judgement call, never a hard violation, and a documented project rule overrides it:

  • Mysterious name → rename until it says what it holds.
  • Duplicated code → extract the shared shape.
  • Feature envy → move the logic onto the data it keeps reaching for.
  • Data clump → the fields that travel together want a type.
  • Primitive obsession → a domain concept deserves its own small type.
  • Repeated switch → one map or one polymorphic call both sites share.
  • Shotgun surgery → what changes together belongs together.
  • Divergent change → one module, one reason to change.
  • Speculative generality → delete hooks the task never asked for.
  • Message chain → hide the walk behind one call.
  • Middle man → call the real target directly.
  • Refused bequest → composition instead of inheritance.

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. 4d ago First seen · 79 lines · 62 tokens per session scan A 8730ee8e3913

Subscribe to this mod's changes

two-axis-review is a skill published in the GitHub repository white1024/agent-nextup (2 stars, last pushed 5d ago), licensed MIT. It adds 62 tokens to every session and 1,162 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 2026-10-19.