# Affiliate.com guides

Documentation for using Affiliate.com's agent storefront: what it sells, how to call it, what it costs, and how to recover from errors. The storefront itself: https://zeroclick.affiliate.com/zcj/gej1hkllvxqk/llms.txt.

- [Search products across merchants with Affiliate.com's API](https://zeroclick.affiliate.com/guides/quickstart.md): One POST to Affiliate.com's product search API searches every merchant at once. Each request is paid after a 402 price quote, with no account or key.
- [Price comparison by barcode with Affiliate.com's product search API](https://zeroclick.affiliate.com/guides/compare-prices-across-stores.md): Filter Affiliate.com product search on a barcode and sort by final_price ascending: one paid request lists each merchant's offer, lowest price first.
- [Find every store that sells a product with Affiliate.com's API](https://zeroclick.affiliate.com/guides/find-every-store-for-a-product.md): Convert an Amazon ASIN or a retailer product URL to barcodes, then search by barcode to list every merchant that carries the same item.
- [Filter, sort and facet product search with Affiliate.com's API](https://zeroclick.affiliate.com/guides/filter-sort-product-search.md): Affiliate.com's product search takes filters, OR rules, sorting, field selection, facets and paging in one request body, at one flat price per request.
- [Convert barcodes, ASINs, SKUs and URLs with Affiliate.com's API](https://zeroclick.affiliate.com/guides/convert-product-identifiers.md): Affiliate.com's five conversion endpoints map barcodes, ASINs, SKUs and product page URLs. Each request takes a list and is priced once.
- [Merchant lookup API: find Affiliate.com retailers by name or country](https://zeroclick.affiliate.com/guides/merchants.md): List Affiliate.com's catalog merchants by name, country or product count, then read one merchant by id. Each request is one paid call, with no account.