jsbeeb: Skill for Claude Code

.claude/skills/local-review/SKILL.md

local-review is a skill for Claude Code from mattgodbolt/jsbeeb. It costs 55 tokens per session (1,215 once invoked), scanned A, original, GPL-3.0.

A local code-review loop that runs before creating a pull request or pushing to an open one. It reviews the change, addresses every finding, and repeats until no finding would block the review.

In plain words
What is it for?
Use it to assemble a pull-request title and description, review the diff with a local reviewer, and fix or answer its findings.
Why use it?
It catches review problems before changes reach the remote repository and avoids repeatedly sending a pull request with unresolved issues.

Skill for Claude Code

Written for Claude Code: installed under .claude/.

This is mattgodbolt/jsbeeb's own configuration. It tells Claude Code how to work on jsbeeb itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything jsbeeb configures →

Reuse

Borrowing it

Nothing to install: this file belongs to mattgodbolt/jsbeeb. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/mattgodbolt/jsbeeb/main/.claude/skills/local-review/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/mattgodbolt/jsbeeb

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 local-review

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

Your own site · 80×15
<a href="https://agentmods.dev/skills/mattgodbolt/jsbeeb/local-review"><img src="https://agentmods.dev/badge/skills/mattgodbolt/jsbeeb/local-review.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 55 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,215 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 unknown 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 $0.00055 $0.01215
Opus 5.5 $0.00022 $0.00486
Sonnet 5.5 $0.00011 $0.00243
Haiku 4.5 $0.00006 $0.00121

Measured 10d ago against content hash e4c949f3563b, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

local-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 10d 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.

.claude/skills/local-review/SKILL.md · 84 lines

The source is not reproduced here

Licensed GPL-3.0

The repository is licensed GPL-3.0, which this catalogue does not treat as permission to reproduce the file. Read it at the source.

Read it on GitHub

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. 10d ago Changed · +2 lines e4c949f3563b
  2. 1mo ago First seen · 82 lines · 55 tokens per session scan A 8d5decd80ffd

Subscribe to this mod's changes

local-review is a skill published in the GitHub repository mattgodbolt/jsbeeb (396 stars, last pushed today), licensed GPL-3.0. It adds 55 tokens to every session and 1,215 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 2026-09-23.

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