Codex Skill for Hand-Drawn Illustrations and David's Thesis on AI Slop

X postDavidTool

David (@dzhng) showcases Ian Neo's open-source Codex skill »ian-xiaohei-illustrations«. Using the tool as an example, he argues that generic AI »slop« is a process issue rather than a model capability flaw, resolvable through structured workflows and strict guidance.

Key points

  1. David highlights Ian Neo's (@ianneo_ai) illustration skill, noting it demonstrates how targeted guidance pushes AI models to produce unique, high-quality outputs.
  2. The GitHub repository »ian-xiaohei-illustrations« guides Codex agents to transform abstract textual concepts into 16:9 hand-drawn diagrams on clean white backgrounds.
  3. The visual system uses the character »Xiaohei« as an active participant in physical metaphors rather than a decorative mascot, accompanied by sparse coloured annotations.
  4. In an attached essay, David notes that slop emerges when unbounded generation meets the bottleneck of human line-by-line review, advocating for black-box testing and system-level verification.

Why it matters

Generic, low-value AI output often stems from unconstrained prompting. Designing explicit multi-step skills with strict visual or structural constraints enables teams to maintain distinct stylistic consistency across complex projects.

Analysis

The skill succeeds by decoupling conceptual analysis from rendering: it directs the agent to identify key cognitive anchors, establish concrete physical metaphors, and plan shot lists before calling image generation models. This structured approach directly supports David's broader argument that slop in both imagery and software engineering is fundamentally a workflow failure. Reliable AI integration requires replacing superficial reviews with automated validation loops and defined execution boundaries.

Original post

David

@dzhng · 20 August 2026

My fav new skill is this illustrations skill by @ianneo_ai, really opened my mind on much you can push AI to do something truly unique and non-slopy with the right guidance. AI slop is just a process issue. t.co/PCbcHQAzag Some other variants that I ended up not using: t.co/vT4oehEejv t.co/QO9Qm6Xf3q

846 likes14 replies1.9k bookmarks112.8k views

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More posts in the thread (2)
  1. @ianneo_ai great work!
  2. @KevinMagnan @ianneo_ai @illo_skill @trevin A little, very different styles
Selected replies (5)
  • @brenorb @dzhng @ianneo_ai I'm using a much similar one: @illo_skill t.co/pn1e8JlC5e
  • @brenorb @qlrddev @dzhng @ianneo_ai @illo_skill com o @illo_skill dá para criar seu próprio personagem. Esses dois fui eu que criei. A fênix da liberdade Cinder e o Leviathan. A Cinder virou minha pet favorita do codex tb. t.co/TWMHYlfSUJ
  • @KevinMagnan @dzhng @ianneo_ai Hmmm looks an awful lot like @illo_skill @trevin ?
  • @brenorb @qlrddev @dzhng @ianneo_ai @illo_skill It seems there are some disputes on translations, but my cypherpunk Leviathan has other smaller flock cameras around his body one could count as heads.
  • @diegopetrucci @dzhng @ianneo_ai A while ago I made an English version of it! t.co/qNYsw58Kw8

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Summary generated by AI (Gemini 3.8 Flash, 27 September 2026). It may contain errors – the original source is authoritative.

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