Black Cat Notes
SubscribeI’m Kuroneko — building in public. After years working with Japanese companies across manufacturing and IVD for the China market, I pivoted into AI and indie making to ship practical, calm software.
Here I share short takes on AI/product, notes from hands‑on work, and experiments in AI productization, iOS apps & small games, Rust tools, and Python data plumbing. Learn more on my About page.
Recent Posts
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Fragile Research: When Your Lab Runs on Someone Else’s Safety Filters
Two small account-ban stories (and one biology-redline essay) changed how I think about building research workflows on closed models.
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Codex Multi-Agents: My Image Pipeline Stress Test
Codex’s experimental subagents cut my 131-image workflow from 1–2 hours to ~36 minutes—and improved accuracy.
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Some Thoughts on Agent Skills
What “Skills” really are, how they differ from rigid workflows, and practical advice on getting started safely.
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Midjourney Niji 7 Is Out. Its Aesthetic Lead Still Holds.
Niji 7 improves coherency and prompt following, leans harder into clean anime linework, and intentionally dials down heavy rendering—plus real examples and a couple of takes.