Agent skill

ML

by telagod in telagod/code-abyss

Machine learning and LLM engineering judgment, distilled from a stronger model - invoke when DECIDING whether/how to use ML or an LLM for a task (prompt vs RAG vs fine-tune vs classical); working…

MITAuto-check passedAI & LLM Engineering

Install ML

skills CLI
$ npx skills add telagod/code-abyss --skill ml -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install telagod/code-abyss ml --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/telagod/code-abyss.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/_kernel/ml .claude/skills/ml && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
ml
GitHub stars
244
Used in
1 other repo
Token cost
~566 tokens
SKILL.md length
245 words
Files
6
Skills in repo
38
Repo updated
First seen
Licence
MIT

At a glance

Machine learning and LLM engineering judgment, distilled from a stronger model - invoke when DECIDING whether/how to use ML or an LLM for a task (prompt vs RAG vs fine-tune vs classical); working…

  • Tasks that involve LLM evaluation
  • SKILL.md covers Route by moment, Scope and neighbors and The stance
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md
  • Tasks that involve Structured output and tool calling

What it does

ML is an agent skill from telagod/code-abyss. Machine learning and LLM engineering judgment, distilled from a stronger model - invoke when DECIDING whether/how to use ML or an LLM for a task (prompt vs RAG vs fine-tune vs classical); working with training/eval data or labels; building or reviewing evals for models and LLM features; designing RAG, structured output, or agent pipelines; or diagnosing why a model/LLM feature underperforms. Method-selection ladder, data and leakage discipline, eval-as-spec rules, LLM-era craft, and a trap catalog.

Its SKILL.md is about 570 tokens, which your agent loads only when the skill is triggered. The skill folder holds 5 other files (for example `approach.md`, `data.md` and `evals.md`).

It sits in AI & LLM Engineering, covering LLM evaluation, Structured output and tool calling and Retrieval-augmented generation. The repository describes itself as: Give your AI coding agent a personality. Composable persona + style + skills for Claude Code, Codex, Gemini CLI & OpenClaw. Ships Tech Persona Card v1.0 spec. The licence is MIT.

When your agent uses it

  • Tasks that involve LLM evaluation
  • Tasks that involve Structured output and tool calling
  • Tasks that involve Retrieval-augmented generation

Example prompts

  • “/ml”

What it can do on your machine

Read from SKILL.md and the folder at commit 2544577. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

ML loads about 566 tokens when it runs. Until then it costs about 127 tokens; SKILL.md has 245 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~127
When it runs · the whole SKILL.md, loaded when a task matches
~566

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from telagod/code-abyss at commit 2544577, republished under its MIT licence (© telagod). 245 words, ~566 tokens.

Download SKILL.mdSave it as .claude/skills/ml/SKILL.md (or your agent's skills folder). This skill also uses 5 other files; get the full folder from GitHub.
name
ml
description
Machine learning and LLM engineering judgment, distilled from a stronger model - invoke when DECIDING whether/how to use ML or an LLM for a task (prompt vs RAG vs fine-tune vs classical); working with training/eval data or labels; building or reviewing evals for models and LLM features; designing RAG, structured output, or agent pipelines; or diagnosing why a model/LLM feature underperforms. Method-selection ladder, data and leakage discipline, eval-as-spec rules, LLM-era craft, and a trap catalog.
user-invocable
false

ML — approach, data, evals, LLM craft, traps

Rule content lives in the five files below; this SKILL.md only routes (doctrine/04-maintenance.md governs edits to this bundle too).

Route by moment

You are about to…Read (in this folder)
Decide whether ML/an LLM is warranted, and which method rung to useapproach.md
Touch a dataset, labels, or splits; suspect a score is too gooddata.md
Define success, build/judge an eval, or assess someone's metric claimevals.md
Build with LLMs: prompts, RAG, structured output, agents, model choicellm.md
Diagnose an underperforming model or LLM featuredata.md §1 first (read real failures), then llm.md §3 if RAG, traps.md to name the pattern
Review an ML project's health; name why a claim or pipeline smells wrongtraps.md

A new ML feature usually runs approach.md (interrogate + pick the rung) → evals.md §1 (eval BEFORE build) → data.md → then llm.md if the rung is LLM-shaped → skim traps.md §C before finalizing any launch or monitoring plan.

Scope and neighbors

Modeling and evaluation judgment. The serving infrastructure around a model is ordinary backend (backend bundle: APIs, queues, operate.md); experiment execution discipline is methods (investigate/verify); whether to delegate → doctrine.

The stance

The eval is the spec; anything unmeasured is folklore. Look at the data with your own eyes (data.md §1), climb the method ladder from the cheapest rung (approach.md §3), and treat every surprising score as leakage until disproven (data.md §2). The failure mode of this field is not bad models — it is unearned confidence in numbers.

© telagod, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 5 other files in skills/_kernel/ml of telagod/code-abyss.

  • SKILL.md
  • approach.md
  • data.md
  • evals.md
  • llm.md
  • traps.md

Open the folder on GitHubat commit 2544577

Used in 1 other repository

We found 1 copy of this SKILL.md (exact, near-identical or edited) in other folders, from 1 other GitHub owner. This page covers the copy in telagod/code-abyss, which our catalogue first saw on October 7, 2026.

Compare with similar skills

ML next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

ML compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
ML this skilltelagod/code-abyss2441 repos~566Automated safety check: PassMIT
Agent Harness DesignAnastasiyaW/codex-claude-code-config154—~764Automated safety check: PassMIT
LLM Benchmarking with lm-evaluation-harnessOrchestra-Research/AI-Research-SKILLs13k8 repos~3kAutomated safety check: PassMIT
Quality FlywheelGoogleCloudPlatform/vertex-ai-samples791—~2kAutomated safety check: PassApache-2.0
Convex Agentswaynesutton/builder-skills404—~2.2kAutomated safety check: PassApache-2.0
Evaluate RAGai-evals-course/evals-skills1.5k—~1.9kAutomated safety check: PassApache-2.0

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Questions about ML

What does ML do?

Machine learning and LLM engineering judgment, distilled from a stronger model - invoke when DECIDING whether/how to use ML or an LLM for a task (prompt vs RAG vs fine-tune vs classical); working…. ML is an agent skill from telagod/code-abyss. Machine learning and LLM engineering judgment, distilled from a stronger model - invoke when DECIDING whether/how to use ML or an LLM for a task (prompt vs RAG vs fine-tune vs classical); working with training/eval data or labels; building or reviewing evals for models and LLM features; designing RAG, structured output, or agent pipelines; or diagnosing why a model/LLM feature underperforms.

When should I use ML?

ML fits situations like: tasks that involve LLM evaluation; tasks that involve Structured output and tool calling; tasks that involve Retrieval-augmented generation.

How do I install ML in Claude Code?

Run `npx skills add telagod/code-abyss --skill ml -a claude-code`. Or copy the skill folder (skills/_kernel/ml in telagod/code-abyss) into .claude/skills/ml in your project. Claude Code loads it when a task matches its description.

How do I install ML in Codex?

Run `npx skills add telagod/code-abyss --skill ml -a codex`. Or copy the skill folder (skills/_kernel/ml in telagod/code-abyss) into .agents/skills/ml in your project. Codex loads it when a task matches its description.

Can I use ML in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add telagod/code-abyss --skill ml -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/ml, .gemini/skills/ml, .github/skills/ml and .opencode/skills/ml in your project.

What does ML need to run?

SKILL.md names no scripts, command-line tools or credentials: ML is instructions for the agent only.

Does ML access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is ML safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does ML use?

ML is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does ML use?

About 566 tokens (SKILL.md is roughly 2.3k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to ML?

Skills that share tags, products or a category with ML: Agent Harness Design (AnastasiyaW/codex-claude-code-config, 154 stars), LLM Benchmarking with lm-evaluation-harness (Orchestra-Research/AI-Research-SKILLs, 13k stars), Quality Flywheel (GoogleCloudPlatform/vertex-ai-samples, 791 stars) and Convex Agents (waynesutton/builder-skills, 404 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains ML?

telagod (a GitHub user) maintains it in telagod/code-abyss, which has 244 GitHub stars. The repository holds 38 skills in this directory. The repository was last updated on July 19, 2026.

Source: telagod/code-abyss on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.