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agent-evaluation

Use when evaluating agent outputs, designing benchmarks, or building self-evaluation rubrics.

Skill by HarleyBartles

IndexedMIT
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Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install skill/harleybartles-agent-evaluation

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Use when evaluating agent outputs, designing benchmarks, or building self-evaluation rubrics.

Use cases: agent-building

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Permissions

What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.

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Network hosts it talks to 1

  • codeload.github.com · found in install command

Files it touches

  • ~/.claude/skills/agent-evaluation

What's inside

Skill name
agent-evaluation
Description
Use when evaluating agent outputs, designing benchmarks, or building self-evaluation rubrics.
License
MIT
Metadata
owner: Harley Bartles · status: active · source-id: agent-evaluation · source-path: skills/agent-evaluation/SKILL.md · provenance-name: Agent Evaluation first-party skill · source-category: first_party
Instructions
27 lines in SKILL.md · view on GitHub

Files (6)

  • SKILL.md
  • openai.yaml · agents/
  • CITATIONS.md · assets/authority/
  • authority.yaml · assets/authority/
  • source-map.yaml · assets/authority/
  • operational-guidance.md · references/

SKILL.md (first lines)

# Agent Evaluation

Use this skill when evaluating agent outputs, designing benchmarks, or building self-evaluation rubrics.

## When to Use

- Evaluating an agent's output against a rubric.
- Designing or running a benchmark.
- Building a self-evaluation workflow.

## Core Pattern

1. Define the evaluation dimension (correctness, completeness, safety, concision) and scoring anchors before scoring.
2. Build or select benchmark tasks that reflect real deployment conditions and hold out a final test set.
3. Score outputs against rubrics or reference solutions, not just model self-ratings.
4. Report per-task and per-dimension results with failure modes and confidence intervals.
5. Keep the evaluation harness separate from the evaluated agent to avoid leakage.

## Common Mistakes

- Reporting a single aggregate score without a breakdown. → Report per-dimension and per-task results.
- Reusing the test set as a development target. → Hold out a final evaluation set.
- Evaluating on politeness or verbosity instead of outcomes. → Score end results against criteria.

Load `references/operational-guidance.md` for deeper coverage of benchmark design, scoring, and rubrics.

From HarleyBartles/agent-asset-marketplace, MIT.

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Last commit (this folder)
Sep 28, 2026 (1 month ago)

From GitHub (fetched Oct 24, 2026).

Details

License
MIT
First seen
Oct 24, 2026
Last checked
Oct 24, 2026

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Cite this page

agent-evaluation skill. Agent Mart. https://agentmart.dev/skills/harleybartles-agent-evaluation (last updated 2026-10-24)