skillpack-check

skillpack-check is a skill for Claude Code, Codex from cyberbird2048/gbrainmcp-clean. It costs 118 tokens per session (1,241 once invoked), scanned A, a copy of skillpack-check, MIT.

A command that checks whether a gbrain skillpack installation is healthy and returns the results as JSON. It also lists database migrations that may still need attention.

In plain words
What is it for?
Use it in daily checks, debugging, or CI pipelines to inspect gbrain health and pending migrations.
Why use it?
It lets scheduled jobs and continuous-integration checks detect installation problems from an exit code and see the required repair commands.

Skill for Claude CodeCodex

Which agent this was written for is unclear — built for gbrain. Also seen: built for gbrain.

Good fit Use it in daily checks, debugging, or CI pipelines to inspect gbrain health and pending migrations.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/cyberbird2048/gbrainmcp-clean/skillpack-check
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 cyberbird2048/gbrainmcp-clean --skill skillpack-check
Clone the repo
git clone --depth 1 https://github.com/cyberbird2048/gbrainmcp-clean

Made for: Claude Code, Codex.

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 skillpack-check

README.md
[![agentmods](https://agentmods.dev/badge/skills/cyberbird2048/gbrainmcp-clean/skillpack-check/github.svg)](https://agentmods.dev/skills/cyberbird2048/gbrainmcp-clean/skillpack-check)
Your own site
<a href="https://agentmods.dev/skills/cyberbird2048/gbrainmcp-clean/skillpack-check"><img src="https://agentmods.dev/badge/skills/cyberbird2048/gbrainmcp-clean/skillpack-check/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 skillpack-check

Your own site · 80×15
<a href="https://agentmods.dev/skills/cyberbird2048/gbrainmcp-clean/skillpack-check"><img src="https://agentmods.dev/badge/skills/cyberbird2048/gbrainmcp-clean/skillpack-check.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 118 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,241 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 100% copy Near-identical to another mod 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 $0.00118 $0.01241
Opus 5 $0.00059 $0.00620
Sonnet 5 $0.00024 $0.00248
Haiku 4.5 $0.00012 $0.00124

Measured 11d ago against content hash 3f347ec8b498, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

skillpack-check 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 11d 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.

Origin

This is a copy

100% identical to skillpack-check — 2 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

skills/skillpack-check/SKILL.md · 133 lines

How it starts

The opening of the file, as written. The whole thing — 133 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Skillpack Check

Contract

Running gbrain skillpack-check returns a JSON report with:

  • healthy (bool): true if no action needed.
  • summary (string): one-line summary safe to quote in a briefing.
  • actions (string[]): every remediation command. If non-empty, run them.
  • doctor: full gbrain doctor --fast --json output (filesystem checks).
  • migrations: applied/pending/partial counts from apply-migrations --list.

Exit code:

  • 0 — healthy, nothing to do.
  • 1 — action needed. Read actions[] and execute.
  • 2 — could not determine (binary crash or missing subcommand). Investigate.

When to run

  • Daily cron (e.g. your OpenClaw's morning-briefing): gbrain skillpack-check --quiet. Exit code alone tells you if anything is wrong; surface a one-liner in the briefing only when exit != 0. No JSON noise in happy-path briefings.
  • On demand: gbrain skillpack-check for the full JSON when debugging.
  • In a CI pipeline: same pattern — exit code gates, JSON is the evidence.

What to do with the output

Happy path (healthy: true)

Surface the summary in the agent's output only if asked. Nothing else.

Action needed (healthy: false)

The actions[] array contains the commands to run, in order. Execute them:

for cmd in $(echo "$REPORT" | jq -r '.actions[]'); do
  eval "$cmd"
done

Common actions[] entries and what they mean:

  • gbrain apply-migrations --yes — A migration is pending or half-finished. Run this (it's idempotent). If it exits status: "partial", the host has non-builtin cron handlers that need plugin registration — follow skills/migrations/v0.11.0.md.
  • gbrain embed --stale — Embeddings are stale.
  • gbrain check-backlinks --fix — Dead links or missing back-links.
  • Free-text action (no Run: prefix in the source message) — agent judgment needed. Quote it in the report for the user.

Determine failure (exit 2)

Treat as urgent. Probably means the gbrain binary is missing from $PATH or a required subcommand crashed. Check:

Read the full file on GitHub · 133 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. 11d ago First seen · 133 lines · 118 tokens per session scan A 3f347ec8b498

Subscribe to this mod's changes

skillpack-check is a skill published in the GitHub repository cyberbird2048/gbrainmcp-clean (0 stars, last pushed 1mo ago), licensed MIT. It adds 118 tokens to every session and 1,241 once invoked, about $0.0006 per session on Opus 5. A static security scan graded it A with 0 findings. It is 100% identical to skillpack-check, differing in 2 lines, and is treated as a copy.

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