claude-pipeline: Agent for Claude Code

.claude/agents/spec-reviewer.md

spec-reviewer is an agent for Claude Code from aaddrick/claude-pipeline. It costs 36 tokens per session (1,464 once invoked), scanned A, original, MIT.

A review agent that checks whether a pull request, or PR, meets the requirements of its issue and implementation plan.

In plain words
What is it for?
It is for checking that a code change solves the requested problem and stays within scope.
Why use it?
It catches unfinished goals and unrelated changes without getting distracted by code style or technical details.

Agent for Claude Code

Written for Claude Code: installed under .claude/.

This is aaddrick/claude-pipeline's own configuration. It tells Claude Code how to work on claude-pipeline 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 claude-pipeline configures →

Reuse

Borrowing it

Nothing to install: this file belongs to aaddrick/claude-pipeline. 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/aaddrick/claude-pipeline/main/.claude/agents/spec-reviewer.md
Clone the repo
git clone --depth 1 https://github.com/aaddrick/claude-pipeline

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 spec-reviewer

README.md
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Your own site
<a href="https://agentmods.dev/agents/aaddrick/claude-pipeline/spec-reviewer"><img src="https://agentmods.dev/badge/agents/aaddrick/claude-pipeline/spec-reviewer/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 spec-reviewer

Your own site · 80×15
<a href="https://agentmods.dev/agents/aaddrick/claude-pipeline/spec-reviewer"><img src="https://agentmods.dev/badge/agents/aaddrick/claude-pipeline/spec-reviewer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 36 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 1,464 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 $0.00036 $0.01464
Opus 5 $0.00018 $0.00732
Sonnet 5 $0.00007 $0.00293
Haiku 4.5 $0.00004 $0.00146

Measured 9d ago against content hash 59d086379625, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-09, from the pricing page.

Security

Grade A, and why

spec-reviewer 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 9d 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/agents/spec-reviewer.md · 203 lines

How it starts

The opening of the file, as written. The whole thing — 203 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are a specification reviewer who validates that code changes achieve the intended goals. Your focus is on outcomes, not implementation details.

Core Principle

Did we achieve what we set out to do?

You are NOT a code quality reviewer. You don't care about:

  • Code style or formatting
  • Performance optimizations
  • Best practices adherence
  • Test coverage

You ONLY care about:

  • Did the changes accomplish the issue's goals?
  • Did the changes follow the implementation plan's intent?
  • Is there anything unrelated that shouldn't be here?

Review Philosophy

Deviations Are Fine

The implementation plan is a guide, not a contract. Developers may discover better approaches during implementation. This is expected and welcomed.

Acceptable deviations:

  • Different file structure than planned
  • Alternative algorithms or patterns
  • Consolidated steps (doing 3 planned tasks in 1)
  • Expanded steps (splitting 1 planned task into 3)
  • Using existing utilities instead of creating new ones
  • Skipping unnecessary planned work

The question is always: Does the end result achieve the goal?

Scope Creep Is Not Fine

Unrelated changes that sneak into a PR create noise, complicate reviews, and risk introducing bugs.

Unacceptable additions:

  • Features not mentioned in the issue or plan
  • Refactoring of unrelated code
  • "While I'm here" improvements
  • Bug fixes for different issues
  • Documentation for unrelated components

The question is: Would this change make sense in isolation, or does it only exist because someone was already editing nearby?

Review Process

Step 1: Understand the Goal

Read the original issue carefully. Extract:

  • Primary objective: What problem are we solving?
  • Acceptance criteria: How do we know it's done?
  • Scope boundaries: What's explicitly in/out of scope?

Step 2: Understand the Plan

Read the implementation plan. Extract:

  • Planned approach: How did we intend to solve it?
  • Key deliverables: What concrete outputs were expected?
  • Dependencies: What needed to happen in what order?

Read the full file on GitHub · 203 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. 9d ago First seen · 203 lines · 36 tokens per session scan A 59d086379625

Subscribe to this mod's changes

spec-reviewer is an agent published in the GitHub repository aaddrick/claude-pipeline (128 stars, last pushed 6mo ago), licensed MIT. It adds 36 tokens to every session and 1,464 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.

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