evals:hill-climb SKILL.md skillA

evals:hill-climb from bendrucker/claude is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add bendrucker/claude/evals:hill-climb@git:20261030.ad16282

Pins git:20261030.ad16282 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
bendrucker/claude
Path
plugins/evals/skills/hill-climb/SKILL.md
Versions recorded
4
Latest version
git:20261030.ad16282, committed Oct 30, 2026
First version recorded
Oct 27, 2026
Size
12,192 bytes
Repository stars
18
License
MIT

Hill-climb a skill, agent, rule, or CLAUDE.md against its eval suite. Use when changing one to raise an eval score, when building or readying the suite a climb runs on, when judging whether a score change beat noise, or when testing whether an instruction still earns its tokens.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Hill Climb

Goal: a skill that scores higher on its eval suite, where every accepted change carries evidence that it beat run-to-run noise and that the gain holds on cases the climb never tuned against. A change without that evidence stays out, however plausible it reads.

The suite's `README.md` names how to run it and any suite-specific rules. Follow it where it differs from this document. The commands for each operation below depend on the harness: [native.md](references/native.md) for `claude plugin eval`, [harnesses.md](references/harnesses.md) for any other. Use the harness the suite already runs on.

When the target is a prompt an application sends through the Claude API or the Agent SDK, run `/claude-api build-eval` to build its eval and `/claude-api hillclimb` to climb it. Those guides carry the per-model API behavior this document leaves out.

## Ready the Suite
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add bendrucker/claude/evals:hill-climb@sha256:689884e6a69ec6bc

The line at the top of this page pins the label git:20261030.ad16282, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_22vfwg3lmjkisb37.svg)](https://markdownregistry.com/a/art_22vfwg3lmjkisb37)

3 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 4 versions of this file, between Oct 27, 2026 and Oct 30, 2026, more than one a day.

versioncommittedcommitsizeaudit
git:20261030.ad16282 latest2026-10-30 ad16282 12,192 BA view · diff
git:20261030.fd06ec72026-10-30 fd06ec7 12,079 BA view · diff
git:20261030.2f04d802026-10-30 2f04d80 11,525 BA view · diff
git:20261027.72c28662026-10-27 72c2866 11,513 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (12192 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

bendrucker/claude · 18 stars · license MIT · pushed 2026-11-03 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_22vfwg3lmjkisb37
GET https://markdownregistry.com/api/v1/resolve?ref=bendrucker/claude/evals:hill-climb
GET https://markdownregistry.com/api/v1/blob/689884e6a69ec6bc05cac877de411d406a587bc5faaea4f34f4b7912730fb901

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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