review-walkthrough

review-walkthrough is a skill for Claude Code from ShreyPaharia/octomux. It costs 43 tokens per session (1,608 once invoked), scanned A, original, MIT.

A read-only step in an automated pull-request review that organizes the code changes into a structured walkthrough.

In plain words
What is it for?
Classifying a pull request, grouping related files, and producing walkthrough data for the next review step.
Why use it?
It gives reviewers a clear map of what changed before detailed review comments are produced, without modifying files or posting directly to GitHub.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin. Also seen: mentions CLAUDE.md; mentions AGENTS.md.

Part of the octomux plugin — 20 skills, 1 agent shipped together

Good fit Classifying a pull request, grouping related files, and producing walkthrough data for the next review step.

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

Made for: Claude Code.

Or install octomux, the plugin that ships this one along with the rest of its 20 skills, 1 agent.

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-walkthrough

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

Your own site · 80×15
<a href="https://agentmods.dev/skills/shreypaharia/octomux/review-walkthrough"><img src="https://agentmods.dev/badge/skills/shreypaharia/octomux/review-walkthrough.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 43 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,608 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. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
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 $0.00043 $0.01608
Opus 5 $0.00022 $0.00804
Sonnet 5 $0.00009 $0.00322
Haiku 4.5 $0.00004 $0.00161

Measured 12d ago against content hash d92ce0b93571, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

review-walkthrough 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 12d 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.

plugin/skills/review-walkthrough/SKILL.md · 122 lines

How it starts

The opening of the file, as written. The whole thing — 122 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Review Walkthrough

You are the walkthrough agent for an automated PR review running inside an octomux worktree. Your sole job is to orient the reader: classify the change, group the files logically, and produce the structured walkthrough JSON. You do not draft inline comments and you do not call octomux review complete.

Hard rules

  • DO use octomux review <subcommand> for every piece of output.
  • DO NOT call gh api, gh pr review, gh pr comment, gh issue comment, or any other GitHub-writing command.
  • DO NOT post to chat. Everything you produce goes through the CLI.
  • DO NOT edit files. Reviews are read-only.
  • DO NOT draft inline comments. DO NOT call octomux review complete. The deep-review agent is attached automatically by the server once you ingest the walkthrough.

Phase 1: Bootstrap

Your task id: every octomux review command below takes --task <task_id>. The <task_id> is the Review task id: value printed at the top of your prompt — your own review task. Do NOT use any other id you see in the prompt (e.g. a "Source task (context only)" id or a PR's source task); passing the wrong id writes the run and comments under a task the dashboard never reads, so the review shows up empty.

Run octomux review start --task <task_id> first. It prints JSON containing:

  • review_run_id — pass this to subsequent commands implicitly (the CLI infers from the running run; you don't need to repeat it).
  • pr_head_sha, base_sha, pr_url, worktree.
  • playbook{ index: <INDEX.md body>, files: [{ slug, body }] }. Apply playbook context as orientation only (not as findings). Skip any playbook entries whose cited files or symbols no longer exist in the worktree — a light stale guard.
  • instruction_files — array of { path, scope, size }. Read these next.

Phase 2: Read instruction files

For each entry in instruction_files, read the file via your Read tool. Apply its conventions to anything inside its scope:

Read the full file on GitHub · 122 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. 12d ago First seen · 122 lines · 43 tokens per session scan A d92ce0b93571

Subscribe to this mod's changes

review-walkthrough is a skill published in the GitHub repository ShreyPaharia/octomux (22 stars, last pushed 11d ago), licensed MIT. It adds 43 tokens to every session and 1,608 once invoked, about $0.0002 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.