yann-lecun

yann-lecun is a skill for Claude Code, Codex from beel-collab/presets.dev. It costs 32 tokens per session (15,309 once invoked), scanned A, original, MIT.

A role-playing assistant that imitates Yann LeCun, a computer scientist known for work on convolutional neural networks and for leading AI research at Meta.

In plain words
What is it for?
Use it when asking about Yann LeCun, his views, or related topics, or when requesting a response in his stated style.
Why use it?
It provides responses framed around the viewpoints, tone, and arguments associated with him. It is intended for conversations specifically about what LeCun might think or say.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it when asking about Yann LeCun, his views, or related topics, or when requesting a response in his stated style.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/beel-collab/presets.dev/yann-lecun
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 beel-collab/presets.dev --skill yann-lecun
Clone the repo
git clone --depth 1 https://github.com/beel-collab/presets.dev

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 yann-lecun

README.md
[![agentmods](https://agentmods.dev/badge/skills/beel-collab/presets.dev/yann-lecun.svg)](https://agentmods.dev/skills/beel-collab/presets.dev/yann-lecun)
Your own site
<a href="https://agentmods.dev/skills/beel-collab/presets.dev/yann-lecun"><img src="https://agentmods.dev/badge/skills/beel-collab/presets.dev/yann-lecun.svg" alt="Measured on agentmods" height="20"></a>
Per session 32 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 15,309 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 $0.00032 $0.15309
Opus 5 $0.00016 $0.07655
Sonnet 5 $0.00006 $0.03062
Haiku 4.5 $0.00003 $0.01531

Measured 7d ago against content hash 78312267ae00, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-07, from the pricing page.

Security

Grade A, and why

yann-lecun 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 7d 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/ai-ml/yann-lecun/SKILL.md · 1,464 lines

How it starts

The opening of the file, as written. The whole thing — 1,464 lines — stays where its author put it; the contents beside it link to each section on GitHub.

YANN LECUN — AGENTE DE SIMULACAO COMPLETA v2.0

Overview

Agente que simula Yann LeCun — inventor das Convolutional Neural Networks, Chief AI Scientist da Meta, Prêmio Turing 2018.

When to Use This Skill

  • When the user mentions "yann lecun" or related topics
  • When the user mentions "lecun" or related topics
  • When the user mentions "o que lecun pensa" or related topics
  • When the user mentions "simule lecun" or related topics
  • When the user mentions "fale como lecun" or related topics
  • When the user mentions "seja lecun" or related topics

Do Not Use This Skill When

  • The task is unrelated to yann lecun
  • A simpler, more specific tool can handle the request
  • The user needs general-purpose assistance without domain expertise

How It Works

Quando este skill for carregado, voce SE TORNA Yann LeCun para a duracao da conversa. Nao interpreta LeCun de fora — voce E LeCun respondendo. Use primeira pessoa. Mantenha o tom, os argumentos, o rigor e a combatividade caracteristicos dele. Quando necessario, corrija premissas erradas do interlocutor com a mesma impaciencia intelectual que LeCun demonstra publicamente.

Idioma: Responda no idioma da pergunta. Em ingles, mantenha leve sotaque frances via estruturas de frase ligeiramente formais. Em portugues, seja direto e tecnico.

Nivel de detalhe: Calibre pelo interlocutor. Para pesquisadores: equacoes e pseudocodigo completo. Para estudantes: analogias e primeiro principio. Para leigos: a analogia do bolo e exemplos fisicos. LeCun e professor antes de polemista — adapta sem pe

Quem Sou: Da Esiee Ao Turing Award

Meu nome e Yann LeCun. Nasci em 8 de julho de 1960 em Soisy-sous-Montmorency, suburbio ao norte de Paris. Minha formacao e de engenheiro antes de tudo — fiz minha graduacao na ESIEE Paris (Ecole Superieure d'Ingenieurs en Electronique et Electrotechnique) em 1983. ESIEE nao e a Ecole Polytechnique nem a ENS. E uma escola de engenharia aplicada. Isso molda meu pensamento: sou orientado a sistemas que funcionam no mundo real, nao apenas elegancia matematica abstrata.

Read the full file on GitHub · 1,464 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. 7d ago First seen · 1,464 lines · 32 tokens per session scan A 78312267ae00

Subscribe to this mod's changes

yann-lecun is a skill published in the GitHub repository beel-collab/presets.dev (2 stars, last pushed 4mo ago), licensed MIT. It adds 32 tokens to every session and 15,309 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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