Tutorials, industry analysis, and best practices for ecommerce data extraction, API integration, and competitive intelligence.
Estimate how much an Amazon category sells per month: take its top 50 bestsellers, estimate each product's monthly units, multiply by price, then measure how concentrated the revenue is with the top-3 share and the HHI - about 51 credits per category, in Python.
A language model's knowledge of Amazon prices is months old. Tool calling lets it fetch the live Buy Box, rank and title when a question needs them. A complete Python agent with Claude and the SellerMagnet API, plus the guardrails that keep it cheap and honest.
An Amazon category ID - a browse node ID - is the last segment of a Best Sellers URL. How to read it, search all 22 category trees for it, check it before you pay for a request, and pass it to the bestsellers endpoint to get the top 50 products.
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