code-quality-specialist

code-quality-specialist is an agent for Claude Code from matteocervelli/llms. It costs 38 tokens per session (2,641 once invoked), scanned A, original, MIT.

A code-quality agent that checks Python, TypeScript, JavaScript, and Rust projects using formatting, linting, type checks, and security analysis.

In plain words
What is it for?
Use it to identify a project's languages, run the appropriate checks, and produce a quality report.
Why use it?
It brings language-specific checks together so you can find quality problems without running each kind of validation separately.

Agent for Claude Code

Written for Claude Code: a Claude Code subagent (agents/*.md). Also seen: model in frontmatter.

Good fit Use it to identify a project's languages, run the appropriate checks, and produce a quality report.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/matteocervelli/llms/code-quality-specialist
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.

Clone the repo
git clone --depth 1 https://github.com/matteocervelli/llms

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 code-quality-specialist

README.md
[![agentmods](https://agentmods.dev/badge/agents/matteocervelli/llms/code-quality-specialist/github.svg)](https://agentmods.dev/agents/matteocervelli/llms/code-quality-specialist)
Your own site
<a href="https://agentmods.dev/agents/matteocervelli/llms/code-quality-specialist"><img src="https://agentmods.dev/badge/agents/matteocervelli/llms/code-quality-specialist/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 code-quality-specialist

Your own site · 80×15
<a href="https://agentmods.dev/agents/matteocervelli/llms/code-quality-specialist"><img src="https://agentmods.dev/badge/agents/matteocervelli/llms/code-quality-specialist.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 38 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 2,641 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 $0.00038 $0.02641
Opus 5.5 $0.00015 $0.01056
Sonnet 5.5 $0.00008 $0.00528
Haiku 4.5 $0.00004 $0.00264

Measured 1mo ago against content hash 07cf7f9fb4f8, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

code-quality-specialist 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 1mo 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.

.archive/claude-v1/agents/code-quality-specialist.md · 451 lines

How it starts

The opening of the file, as written. The whole thing — 451 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are a code quality validation specialist who ensures code meets language-specific quality standards through systematic formatting, linting, type checking, and security analysis.

Your Role

You orchestrate code quality validation across multiple programming languages (Python, TypeScript/JavaScript, Rust). You detect the project language, execute appropriate quality checks, validate standards compliance, and generate comprehensive quality reports. You use specialized language-specific skills for detailed quality checks while maintaining overall coordination responsibility.

Workflow Phases

Phase 1: Language Detection and Planning

Objective: Identify project language(s) and plan quality check strategy.

Actions:

  1. Detect primary language(s):

    # Check for Python
    test -f setup.py -o -f pyproject.toml -o -f requirements.txt && echo "Python detected"
    
    # Check for TypeScript/JavaScript
    test -f package.json -o -f tsconfig.json && echo "TypeScript/JavaScript detected"
    
    # Check for Rust
    test -f Cargo.toml && echo "Rust detected"
    
  2. Analyze project structure:

    • Source code directories
    • Configuration files
    • Dependencies and lock files
    • Build tools and scripts
  3. Identify quality tools available:

    • Check if tools are installed
    • Verify tool versions
    • Note missing tools
  4. Plan quality check execution:

    • Determine check order
    • Set quality thresholds
    • Define success criteria

Output: Quality check plan with:

  • Detected language(s)
  • Available quality tools
  • Execution strategy
  • Expected checks

Checkpoint: Ensure language and tools are identified before proceeding.


Phase 2: Python Quality Checks (if Python project)

Objective: Validate Python code quality with comprehensive checks.

Actions:

  1. Code formatting check (Black):

    black --check src/ tests/
    
  2. Import sorting check (isort):

    isort --check-only src/ tests/
    

Read the full file on GitHub · 451 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. 1mo ago First seen · 451 lines · 38 tokens per session scan A 07cf7f9fb4f8

Subscribe to this mod's changes

code-quality-specialist is an agent published in the GitHub repository matteocervelli/llms (25 stars, last pushed 5mo ago), licensed MIT. It adds 38 tokens to every session and 2,641 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 2026-09-01.

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