Ecommerce Data API Blog
Blog
Hands-on API workflows and AI agent recipes for ecommerce sellers.
Querying Amazon Data in Claude Code Without Writing Code
Two integration paths, the first prompt you can copy, and how to confirm real data came back. No code, and no endpoint paths to memorize.
Handing Product Research to an AI Agent: One Conversation From Seed Term to ASIN Shortlist
A copyable multi-step prompt that walks an agent through keyword expansion, category sizing, product filtering, and sales estimation, ending in a shortlist with reasons.
Competitor Analysis in Cursor or Codex: A Reproducible Conversation Script
Start from one ASIN and have an agent find competing products, reverse-look-up their traffic terms, compare traffic structure, and tell you which terms you are missing.
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.
Bulk Product Research: Narrowing to a Shortlist With Three Endpoints
Market Research to pick the category, Product Research to filter products, BSR Sales Estimate to rank them — three endpoints chained into a scheduled research job, with runnable requests.
Building Your Own Keyword Library: ABA, Reverse Lookup, and Expansion
Three kinds of keyword data answer three different questions. Here is what each one actually measures, how to merge them into a maintainable library, and the mistakes that merge invites.
Competitor Price and Coupon Monitoring: A Once-a-Day Job
Three endpoints make a daily monitoring flow — current snapshot, coupon cadence, historical curve. With runnable requests, a scheduling plan, and how to set alert thresholds.
Checking Trademarks Before You List: Four Uses of the Global Trademark API
Check coverage, search for conflicting registrations, read status and classes, then look at cross-office distribution. Four endpoints make a pre-launch screen — and here is why it is not a substitute for professional advice.