evaluation

evaluation is a skill for Claude Code from nek1987/auto-agent-harness. It costs 55 tokens per session (1,962 once invoked), scanned A, original, no licence file.

A skill for evaluating coding-agent performance with tests, rubrics, and quality checks.

In plain words
What is it for?
It is for building evaluation frameworks, measuring agent quality, and using LLM-based judging.
Why use it?
It helps identify whether an agent or agent pipeline produces reliable results.

Skill for Claude Code

Written for Claude Code: installed under .claude/.

Good fit It is for building evaluation frameworks, measuring agent quality, and using LLM-based judging.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/nek1987/auto-agent-harness/evaluation
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 nek1987/auto-agent-harness --skill evaluation
Clone the repo
git clone --depth 1 https://github.com/nek1987/auto-agent-harness

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 evaluation

README.md
[![agentmods](https://agentmods.dev/badge/skills/nek1987/auto-agent-harness/evaluation/github.svg)](https://agentmods.dev/skills/nek1987/auto-agent-harness/evaluation)
Your own site
<a href="https://agentmods.dev/skills/nek1987/auto-agent-harness/evaluation"><img src="https://agentmods.dev/badge/skills/nek1987/auto-agent-harness/evaluation/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 evaluation

Your own site · 80×15
<a href="https://agentmods.dev/skills/nek1987/auto-agent-harness/evaluation"><img src="https://agentmods.dev/badge/skills/nek1987/auto-agent-harness/evaluation.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 55 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,962 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 unknown 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 $0.00055 $0.01962
Opus 5 $0.00028 $0.00981
Sonnet 5 $0.00011 $0.00392
Haiku 4.5 $0.00006 $0.00196

Measured 7d ago against content hash adab491a97bb, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

evaluation 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.

The scan reads SKILL.md. This mod also ships 2 executable files (scripts/evaluator.py, scripts/verify.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

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/evaluation/SKILL.md · 232 lines

The source is not reproduced here

A licence we could not identify

The repository carries a LICENSE file, but it is custom or dual enough that GitHub cannot name it and neither can this catalogue. Unknown terms are not permission, so the body is not copied here. Read the licence at the source and decide for yourself.

Read it on GitHub

Files

What ships with it

4 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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 · 232 lines · 55 tokens per session scan A adab491a97bb

Subscribe to this mod's changes

evaluation is a skill published in the GitHub repository nek1987/auto-agent-harness (5 stars, last pushed 5mo ago), with no licence file. It adds 55 tokens to every session and 1,962 once invoked, about $0.0003 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 2026-09-03.

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