omh-agent-evaluation

omh-agent-evaluation is a skill for Claude Code, Codex from rlaope/oh-my-hermes. It costs 71 tokens per session (1,835 once invoked), scanned A, original, MIT.

A workflow for comparing AI agents or execution environments on the same task using observed results. It is built for Hermes and keeps the wording neutral across Codex, Claude Code, and other runtimes.

In plain words
What is it for?
Use it to plan paired evaluations, compare executor choices, and make a scenario-specific recommendation based on recorded runs.
Why use it?
It replaces opinions about which agent is best with evidence from matched test runs. It also separates agent-quality comparisons from runtime-readiness, workflow-learning, and performance investigations.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: mentions subagents; mentions Claude Code; mentions Codex.

Good fit Use it to plan paired evaluations, compare executor choices, and make a scenario-specific recommendation based on recorded runs.

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Install with agentmods
npx agentmods add skills/rlaope/oh-my-hermes/omh-agent-evaluation
About the project

oh-my-hermes is an operating layer for Hermes Agent that organizes requests into workflows for planning, research, creation, coding handoffs, operations, and project memory. Hermes users run these workflows through the desktop app, CLI, or messenger app, while the catalogue add-ons extend its native capabilities.

rlaope/oh-my-hermes · 4,206 stars · on GitHub · rlaope.github.io

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 rlaope/oh-my-hermes --skill omh-agent-evaluation
Clone the repo
git clone --depth 1 https://github.com/rlaope/oh-my-hermes

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 omh-agent-evaluation

README.md
[![agentmods](https://agentmods.dev/badge/skills/rlaope/oh-my-hermes/omh-agent-evaluation/github.svg)](https://agentmods.dev/skills/rlaope/oh-my-hermes/omh-agent-evaluation)
Your own site
<a href="https://agentmods.dev/skills/rlaope/oh-my-hermes/omh-agent-evaluation"><img src="https://agentmods.dev/badge/skills/rlaope/oh-my-hermes/omh-agent-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 omh-agent-evaluation

Your own site · 80×15
<a href="https://agentmods.dev/skills/rlaope/oh-my-hermes/omh-agent-evaluation"><img src="https://agentmods.dev/badge/skills/rlaope/oh-my-hermes/omh-agent-evaluation.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 71 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,835 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. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
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 $0.00071 $0.01835
Opus 5.5 $0.00028 $0.00734
Sonnet 5.5 $0.00014 $0.00367
Haiku 4.5 $0.00007 $0.00184

Measured 3d ago against content hash e31c03567372, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

omh-agent-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 3d 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.

skills/omh-agent-evaluation/SKILL.md · 135 lines

How it starts

The opening of the file, as written. The whole thing — 135 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Agent Evaluation

This is a Hermes-native agent-evaluation workflow skill.

Why This Exists

agent-evaluation gives OMH a way to improve executor choice empirically, not by vibes, while preserving executor-neutral product language across Codex, Claude Code, Hermes, and generic runtimes.

Do Not Use When

  • The user needs current runtime readiness only; use omh-executor-runtime-readiness.
  • The user already selected an executor and wants implementation; use the coding handoff or delivery workflow.
  • The user asks for workflow learning from a single failed route; use omh-workflow-learning.
  • The ask is to find and fix runtime, memory, cost, or rendering hotspots rather than score executor or model output quality; use ulw-perf.

Examples

Good example:

  • Prompt: agent-evaluation Codex와 Claude Code를 같은 버그 수정 태스크로 비교해서 어떤 런타임을 기본으로 둘지 판단해줘.
  • Expected behavior: Prepare paired_run_decision/v1 requirements and a scenario-specific recommendation.
  • Why: The request compares executor choices and needs fair evaluation boundaries.

Bad example:

  • Prompt: agent-evaluation 실행 증거 없이 Codex가 항상 최고라고 결론내줘.
  • Expected behavior: Reject universal ranking and require observed runs or mark the recommendation as ungrounded.
  • Why: Agent evaluation must be reproducible and evidence-backed.

Completion Checklist

  • Confirm the workflow target, evidence boundary, and stop condition are named.
  • Report which outputs are prepared, observed, blocked, or missing.
  • Name the smallest next verification or handoff instead of claiming completion from narration.

Recovery Notes

  • If required context is missing, ask one blocking question or route back to the narrower workflow.
  • If runtime or wrapper evidence is unavailable, keep the status as not_observed and expose the next observable action.

Workflow Lane

  • Current lane: Automation and status (achievements, workspace-audit, production-audit, live-incident-response, automation-blueprint, github-event-ops, github-issue-intake, buzz, +40 more) - schedules, status, health, and ops review.
  • If intent belongs to another lane, hand back to oh-my-hermes or name the adjacent workflow.
  • Shared product, routing, compatibility, and evidence rules: skill_view(name='omh-routing', file_path='references/skill-common-rail.md').

Read the full file on GitHub · 135 lines

Files

What ships with it

1 file 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. 3d ago Changed e31c03567372
  2. 11d ago Changed 8da6238f9774
  3. 12d ago Changed · +3 lines 67f6383a5dd1
  4. 25d ago Changed 36d9cde2944e
  5. 1mo ago Changed · +2 tokens per session 36b4692a9d36
  6. 1mo ago Changed · +1 lines 3d9b42416737
  7. 1mo ago Changed bdc4cf0a5fde
  8. 1mo ago Changed · +2 lines 42aba3b655cd
  9. 1mo ago Changed df843b8e1884
  10. 1mo ago First seen · 129 lines · 69 tokens per session scan A 192961d33997

Subscribe to this mod's changes

omh-agent-evaluation is a skill published in the GitHub repository rlaope/oh-my-hermes (4,206 stars, last pushed today), licensed MIT. It adds 71 tokens to every session and 1,835 once invoked, about $0.0003 per session on Opus 5.5. 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 2026-08-30.

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