mk:fix

mk:fix is a skill for Claude Code from ngocsangyem/MeowKit. It costs 62 tokens per session (4,147 once invoked), scanned A, original, MIT.

A structured debugging and repair workflow for bugs, type errors, lint failures, CI/CD problems, and runtime errors. CI/CD means automatically building, testing, and delivering code.

In plain words
What is it for?
Use it to investigate failures, apply a root-cause fix, add regression checks, and verify that the problem is resolved.
Why use it?
It focuses on finding and proving the underlying cause before changing code, reducing the chance of temporary symptom fixes.

Skill for Claude Code

Written for Claude Code: user-invocable in frontmatter. Also seen: reads .claude/ paths; mentions subagents; names the AskUserQuestion tool.

Good fit Use it to investigate failures, apply a root-cause fix, add regression checks, and verify that the problem is resolved.

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Install with agentmods
npx agentmods add skills/ngocsangyem/meowkit/fix
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 ngocsangyem/MeowKit --skill fix
Clone the repo
git clone --depth 1 https://github.com/ngocsangyem/MeowKit

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 mk:fix

README.md
[![agentmods](https://agentmods.dev/badge/skills/ngocsangyem/meowkit/fix.svg)](https://agentmods.dev/skills/ngocsangyem/meowkit/fix)
Your own site
<a href="https://agentmods.dev/skills/ngocsangyem/meowkit/fix"><img src="https://agentmods.dev/badge/skills/ngocsangyem/meowkit/fix.svg" alt="Measured on agentmods" 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 4,147 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 $0.04147
Opus 5 $0.00031 $0.02073
Sonnet 5 $0.00012 $0.00829
Haiku 4.5 $0.00006 $0.00415

Measured 4d ago against content hash 8b6d2ace0c6a, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

mk:fix 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.

.claude/skills/fix/SKILL.md · 266 lines

How it starts

The opening of the file, as written. The whole thing — 266 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Fixing

Unified skill for fixing issues of any complexity with structured diagnosis.

Common Workflow (Authoritative)

Bug → Mode Select → [Check Memory: standard/deep] → Scout (MANDATORY) → Diagnose
  → [quick: confirm the known cause directly | standard/deep: investigate → sequential-thinking]
  → root cause? → yes → Root-Cause Proof → Complexity → Fix ROOT CAUSE → Verify + Prevent (MANDATORY)
  → pass → Report + capture only when recurrence/salience warrants it
  → fail <3 → re-diagnose | fail 3+ → STOP

This flow is authoritative. If prose conflicts, follow the flow.

Profiles

  • quick — known cause and one or two files: minimal scout, compact root-cause proof, edit, focused before/after check, and summary. No default plan, report, wiki, memory, commit prompt, or subagent fan-out.
  • standard (default) — full evidence chain, root-cause proof, focused regression test, relevant suite, and review.
  • deep — standard plus an approved plan when a contract or architecture changes.

HARD GATE

Do NOT propose or implement fixes before completing Steps 1-2 (Scout + Diagnose). Symptom fixes are failure. Find the cause first through structured analysis, NEVER guessing. If 3+ fix attempts fail, STOP and question the architecture — discuss with user. --quick may use the compact proof, but it never bypasses Scout, Diagnose, root-cause evidence, Verify + Prevent, or the three-failed-attempt stop.

Arguments

  • --auto — Standard profile with automatic progress through diagnosis and verification. It stops at any required human gate and never self-approves.
  • --review — Human-in-the-loop. Pause at each step.
  • --quick — Quick profile for a known cause and ≤2 files.
  • --parallel — Parallel developer agents per independent issue.
  • --tdd — Force regression test BEFORE the fix (writes the .claude/session-state/tdd-mode sentinel). Without --tdd, regression tests are recommended but not gated. Useful for security-sensitive fixes where you want to prove the bug first.
  • --advice — Opt-in strategic supervision for one run. At named checkpoints (GUIDE → RESCUE* → REVIEW → RECHECK*, hard cap 5) the workflow asks the athena agent to assess the situation, recommend an operational path inside the locked scope, and — after the work — review it against the evidence, with the power to return it for correction. Standard and deep profiles only. Supervision is evidence, never approval: it clears no gate, counts as no verification, and the three-failed-attempt human STOP below still fires on its own schedule. Without the flag, zero calls happen and no state is written. Contract: .claude/rules-conditional/advice-supervision-rules.md (load it only when the flag is present).

Read the full file on GitHub · 266 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 · 266 lines · 62 tokens per session scan A 8b6d2ace0c6a

Subscribe to this mod's changes

mk:fix is a skill published in the GitHub repository ngocsangyem/MeowKit (14 stars, last pushed 1mo ago), licensed MIT. It adds 62 tokens to every session and 4,147 once invoked, about $0.0003 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 2026-09-03.

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