ClaudSkills / General / agents-skills-meta

Skill Eval Improve

Q: What is a Claude Code skill and how does the Skill Eval Improve skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Skill Eval Improve is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the General category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: General · Sub-category: agents-skills-meta · Last updated: 2026-05-30

type:integration

Improves Agent Skills via validate → rule-based eval cases → plugin-eval → prompt evals → bounded edits with held-out gates. Use when tuning skill quality, routing, or adopting Chrome/Microsoft eval tiers—not for bulk validate-only or SkillOpt automation.

About this skill (catalog notes)

Skill Eval Improve includes explicit scope boundaries (an explicit 'when not to use' or 'out of scope' section); a dedicated installation section; pricing or quota commentary. The SKILL.md runs to about 907 words, in the catalog's typical mid-range.

Source: docs.page/arenukvern/skill_steward
License: MIT
Original author: Arenukvern
Indexed lastmod: 2026-05-30
Catalog position: General · agents-skills-meta
Indexed related skills: 10

How Skill Eval Improve fits the catalog

Skill Eval Improve sits in the General category under the agents-skills-meta sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

From the source SKILL.md

Improve skills measurably: baseline → measure → bounded edit → re-validate. Combine local tooling, Codex plugin-eval (when installed), and research-backed loops ([SkillOpt](https://microsoft.github.io/SkillOpt/)).

What this skill does

Skill Eval Improve is a community-contributed Claude Code skill in the agents-skills-meta sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/skill-eval-improve/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when tuning skill quality, routing, or adopting Chrome/Microsoft eval tiers—not for bulk validate-only or SkillOpt automation.

Who uses this skill

The Skill Eval Improve Claude Code skill is built for Claude Code users and developers across all disciplines looking for general-purpose AI assistance. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 85,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/skill-eval-improve
curl -L https://claudskills.com/skills/skill-eval-improve/SKILL.md \
  -o ~/.claude/skills/skill-eval-improve/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/skill-eval-improve/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/skill-eval-improve/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\skill-eval-improve\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Skill Eval Improve Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/skill-eval-improve/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Skill Eval Improve skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Skill Eval Improve skill?

Use Skill Eval Improve when your Claude Code task falls under the General category — specifically in the agents skills meta area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Skill Eval Improve" or describe the task and let Claude pick). Browse related skills at /category/general/.

What is a Claude Code skill and how does the Skill Eval Improve skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Skill Eval Improve is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the General category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/Arenukvern/skill_steward/blob/HEAD/skills/skill-eval-improve/SKILL.md
License: MIT
Author: Arenukvern
Website: https://docs.page/arenukvern/skill_steward

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

Arenukvern. (2026). Skill Eval Improve [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/skill-eval-improve/

BibTeX

@misc{skill-eval-improve-2026,
  author    = {Arenukvern},
  title     = {Skill Eval Improve [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/skill-eval-improve/}
}

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Part of ClaudSkills — the open registry for Claude Skills & Claude Code Skills. · What's New · Install guide · About · llms.txt

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