Posts tagged data-quality

Every post on this blog tagged data-quality.

Choosing an Amazon product research tool: the difference is how much it decides for you

What separates product research tools is not whose data is more complete — it is who set the weights behind that "opportunity score". Three tool shapes, an acceptance checklist you can run, and how to write your own criteria instead.

Sep 22, 2026

Ecommerce Data API

What Amazon sales data can and cannot tell you: the API labels its own estimates

The marketplace never publishes unit sales, so every monthly figure is derived from BSR. This breaks down the fields across three sales endpoints — which are facts, which are derived, and the parent-versus-child comparison that quietly inflates results.

Sep 21, 2026

Ecommerce Data API

Why General-Purpose LLMs Get Amazon Data Wrong, and Three Limits That Remain After You Connect Real Data

A model inventing ASINs, prices, and sales figures is structural, not a glitch. Here is why — and the three boundaries that still apply once a real data API is wired in.

Sep 15, 2026

Ecommerce Data API