stijnman/grok-custom-skills · .grok/skills/performance-optimizer/SKILL.md

performance-optimizer skillA

performance-optimizer is agent-read markdown (skill) from stijnman/grok-custom-skills: Optimizes agent and code performance via profiling and tuning. Use for: optimize performance, make faster, performance tune, `bottleneck-resolver`..

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

How to install

Latest version
mdr add stijnman/grok-custom-skills/performance-optimizer@v1.2.0
Exact content
mdr add stijnman/grok-custom-skills/performance-optimizer@sha256:0c677c012e5407e0

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_ln2rwavd4gx6ysup.svg)](https://markdownregistry.com/a/art_ln2rwavd4gx6ysup)

0 badge views in 30 days

Versions

versioncommittedcommitsizeaudit
v1.2.0 latest2026-08-14 abe185a 1,304 BA view · diff
v1.1.02026-06-24 5c9866b 1,364 BA view

Audit of the latest version

A  17 of 17 checks passed. Deterministic, no model, 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 (1304 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

stijnman/grok-custom-skills · 10 stars · license MIT · pushed 2026-09-16 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_ln2rwavd4gx6ysup
GET https://markdownregistry.com/api/v1/resolve?ref=stijnman/grok-custom-skills/performance-optimizer
GET https://markdownregistry.com/api/v1/blob/0c677c012e5407e06eb54430ed4d5ac0fb31ef145cccbe6afafb0f56eff5484f

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.