Dan Cowsill

Selected work

AI, applied to
real systems.

I use AI inside the work: to operate infrastructure, make complex source material useful, and build software. These projects show the context, evidence, and judgment behind the result.

A luminous dandelion seed head with fine silver filaments and a few seeds drifting into the air.

01—02 Systems in practice

Operate / Retrieve

03 / Investigate

Before the first prompt,
follow the data.

A review of 76 inference providers: who runs the model, where the data travels, and what the policies actually say.

Structured research, explicit decision criteria, and a searchable provider register. Published as a historical assessment from July 2026.

OpenRouter due diligence

04—05 From source to something useful

Design / Learn

06 Other experiments

Useful, on a smaller scale

Software / Collections

Private collection software

A catalogue that understands the difference between a title, an edition, and the copy on a shelf. Bibliographic lookup and two ways to browse a Stephen King collection.

Hardware / Protocol exploration

An air purifier, without the app.

A command-line tool to read air-quality data and control a Winix purifier, built by tracing how the device communicates. It still uses the manufacturer’s cloud.

winixctl status