codex-image SKILL.md skillA

codex-image from denameidina/hanoman is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add denameidina/hanoman/codex-image@git:20261031.55e7363

Pins git:20261031.55e7363 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
denameidina/hanoman
Path
server/skills/codex-image/SKILL.md
Versions recorded
1
Latest version
git:20261031.55e7363, committed Oct 31, 2026
Size
13,607 bytes
Repository stars
14
License
MIT

Use when a task needs a raster image that does not exist yet — mascot or character art, illustrations, hero and banner images, sprite sheets, textures, product or UI mockups, concept art, transparent-background cutouts — or when an existing PNG/JPG needs an AI edit (background removal, object swap, style transfer, relighting). Also use when you are about to hand-write SVG, CSS shapes, or an emoji placeholder to stand in for artwork you cannot actually draw, or when asked to…

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

# Generating images with Codex

## Overview

You cannot render bitmaps. Codex can: its built-in `image_gen` tool (GPT Image) needs no
`OPENAI_API_KEY` — it rides the user's ChatGPT login. So image generation is **delegated**,
not simulated.

**Core principle: a request for artwork is a request for pixels.** A hand-written SVG of a
fox is not a fox illustration. If the deliverable is a picture, spawn Codex and return a
verified PNG file path.

## Pick the engine first

This skill ships with hanoman (bundled in the npm package, seeded into
`$HANOMAN_HOME/skills/codex-image`, injected into every agent session). Which engine you use
depends on the runtime you are:

| You are | Engine | How |
|---|---|---|
| **Codex** (you have the built-in `image_gen` tool) | `image_gen` directly, via Codex's own `imagegen` skill | Do **not** shell out to `codex exec` from inside Codex. Generate, then copy the chosen file from `$CODEX_HOME/generated_images/...` (default `~/.codex/generated_images/...`) to the destination path. |
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add denameidina/hanoman/codex-image@sha256:b7e34e9fc317e3eb

The line at the top of this page pins the label git:20261031.55e7363, 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_r4ke262xiaw5joav.svg)](https://markdownregistry.com/a/art_r4ke262xiaw5joav)

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

Versions

The registry has recorded 1 version of this file, committed on Oct 31, 2026.

versioncommittedcommitsizeaudit
git:20261031.55e7363 latest2026-10-31 55e7363 13,607 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 (13607 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

denameidina/hanoman · 14 stars · license MIT · pushed 2026-11-01 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_r4ke262xiaw5joav
GET https://markdownregistry.com/api/v1/resolve?ref=denameidina/hanoman/codex-image
GET https://markdownregistry.com/api/v1/blob/b7e34e9fc317e3eb9bb916a7facff116488b30244dc2109063e96006e640313b

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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Every file in denameidina/hanoman

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