mcp4openapi: Skill for Claude Code

.claude/skills/focus-on-fix-validity-over-pr-process/SKILL.md

focus-on-fix-validity-over-pr-process is a skill for Claude Code from davidruzicka/mcp4openapi. It costs 36 tokens per session (227 once invoked), scanned A, original, MIT.

A security-review guideline for judging whether a fix actually blocks its intended attack path. It focuses on the threat model, exploitability, coverage, and remaining risk before reviewing pull-request process status.

In plain words
What is it for?
Use it to review fixes involving SSRF, authentication, or security hardening, document evidence and residual risk, and classify the fix as complete, partial, or invalid.
Why use it?
A passing build or mergeable pull request does not prove that a security vulnerability is fixed; this keeps the review focused on the actual protection.

Skill for Claude Code

Written for Claude Code: installed under .claude/.

This is davidruzicka/mcp4openapi's own configuration. It tells Claude Code how to work on mcp4openapi 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 mcp4openapi configures →

Reuse

Borrowing it

Nothing to install: this file belongs to davidruzicka/mcp4openapi. 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/davidruzicka/mcp4openapi/main/.claude/skills/focus-on-fix-validity-over-pr-process/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/davidruzicka/mcp4openapi

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 focus-on-fix-validity-over-pr-process

README.md
[![agentmods](https://agentmods.dev/badge/skills/davidruzicka/mcp4openapi/focus-on-fix-validity-over-pr-process.svg)](https://agentmods.dev/skills/davidruzicka/mcp4openapi/focus-on-fix-validity-over-pr-process)
Your own site
<a href="https://agentmods.dev/skills/davidruzicka/mcp4openapi/focus-on-fix-validity-over-pr-process"><img src="https://agentmods.dev/badge/skills/davidruzicka/mcp4openapi/focus-on-fix-validity-over-pr-process.svg" alt="Measured on agentmods" height="20"></a>
Per session 36 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 227 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 $0.00227
Opus 5 $0.00018 $0.00113
Sonnet 5 $0.00007 $0.00045
Haiku 4.5 $0.00004 $0.00023

Measured 6d ago against content hash b87a2a4b972b, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-06, from the pricing page.

Security

Grade A, and why

focus-on-fix-validity-over-pr-process 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 6d 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/focus-on-fix-validity-over-pr-process/SKILL.md · 25 lines

What it actually says

Goal

Evaluate whether a security fix actually mitigates the intended risk before discussing CI/check status.

When to Use

  • User asks whether a security PR/fix is valid.
  • User distinguishes process validity from fix validity.
  • Review context includes SSRF/auth/security hardening.

Rules

  1. Start with fix validity: what attack path is blocked, what remains open, and severity.
  2. Provide code-based evidence with file and line references for each finding.
  3. Report process status (CI, checks, mergeability) only as secondary context unless explicitly requested first.
  4. If fix is partial, explicitly describe residual risk and required follow-up.
  5. Keep recommendations scoped to the target security mechanism (do not broaden to unrelated subsystems).

Output Pattern

  1. Findings ordered by severity.
  2. Verdict on fix validity (complete, partial, or invalid).
  3. Secondary process note (optional).
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. 6d ago First seen · 25 lines · 36 tokens per session scan A b87a2a4b972b

Subscribe to this mod's changes

focus-on-fix-validity-over-pr-process is a skill published in the GitHub repository davidruzicka/mcp4openapi (0 stars, last pushed 2d ago), licensed MIT. It adds 36 tokens to every session and 227 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 2026-08-31.

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