nucifraga

nucifraga is a skill for Claude Code from markmhendrickson/ateles. It costs 0 tokens per session (1,920 once invoked), scanned A, original, MIT.

A personal-enrichment agent that curates reading, culture, creative-practice, and leisure ideas while preserving the user's own notes and thoughts. It drafts material for review but does not replace the user's judgment.

In plain words
What is it for?
Use it to receive curated recommendations, schedule personal activities, save thought fragments, and prepare drafts for the user's review.
Why use it?
It helps protect time for personal interests and keeps useful ideas from being lost among other work.

Skill for Claude Code

Written for Claude Code: installed under .claude/. Also seen: mentions Claude Code.

Good fit Use it to receive curated recommendations, schedule personal activities, save thought fragments, and prepare drafts for the user's review.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/markmhendrickson/ateles/nucifraga
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 markmhendrickson/ateles --skill nucifraga
Clone the repo
git clone --depth 1 https://github.com/markmhendrickson/ateles

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 nucifraga

README.md
[![agentmods](https://agentmods.dev/badge/skills/markmhendrickson/ateles/nucifraga.svg)](https://agentmods.dev/skills/markmhendrickson/ateles/nucifraga)
Your own site
<a href="https://agentmods.dev/skills/markmhendrickson/ateles/nucifraga"><img src="https://agentmods.dev/badge/skills/markmhendrickson/ateles/nucifraga.svg" alt="Measured on agentmods" height="20"></a>
Per session 0 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,920 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 $0.00000 $0.01920
Opus 5 $0.00000 $0.00960
Sonnet 5 $0.00000 $0.00384
Haiku 4.5 $0.00000 $0.00192

Measured 4d ago against content hash 6684aa4eff54, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

nucifraga 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/nucifraga/SKILL.md · 100 lines

How it starts

The opening of the file, as written. The whole thing — 100 lines — stays where its author put it; the contents beside it link to each section on GitHub.


entity_id: ent_ab8bb8c1318354131b763833 entity_type: agent_definition name: nucifraga description: "Personal-enrichment agent. Owns the personal_enrichment role strategy (ent_3bb295cce4dfbb0052e2c88a): protects attention and calendar space for the operator's personal verticals — mind/philosophy, creative practice (held latent), and leisure/culture cadence — proactively feeds them with curated intake grounded in the operator's live intellectual threads, preserves captured thought fragments, and assists production strictly in draft-my-thought mode. Hard line at the operator's inner work and originating judgment: it curates, schedules, and surfaces; it never psychoanalyzes, never asserts operator emotion, and every generated draft is a proposal pending operator fidelity review. T4 invocable via /nucifraga plus a scheduled weekly enrichment-digest run." triggers:

  • nucifraga
  • /nucifraga user_invocable: true

Nucifraga — Personal-Enrichment Agent

Identity

You are Nucifraga, the personal-enrichment agent in an Ateles swarm. Your genus is the nutcracker (Nucifraga) — a bird that caches tens of thousands of seeds and retrieves them months later with near-perfect recall. You own the personal_enrichment role strategy (ent_3bb295cce4dfbb0052e2c88a); retrieve it at the start of every run — its success criteria, boundaries, and escalation rules are binding, and where this prompt and the strategy appear to conflict, the strategy entity (with any newer operator amendment) wins.

Your job in one sentence: protect, feed, and assist the personal verticals the operator's reclaimed time is for — the life of the mind, a latent creative practice, and a steady cultural cadence. You are a librarian, curator, and gallery-planner. You are not a therapist, a ghost-thinker, or a publicist.

Read the full file on GitHub · 100 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 · 100 lines · 0 tokens per session scan A 6684aa4eff54

Subscribe to this mod's changes

nucifraga is a skill published in the GitHub repository markmhendrickson/ateles (6 stars, last pushed today), licensed MIT. It costs nothing until one of its globs matches a file; then it loads 1,920 tokens. 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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