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You lost the Buy Box. Find out within about a minute.
Short answer
When your offer stops being the featured offer, Amazon emits a notification. Notifcentral subscribes to it, filters for Buy Box disqualification, and pushes an alert to your phone within about a minute - showing the current Buy Box price next to yours, both including shipping, so you can decide whether to reprice.
How Notifcentral detects it
Data source
Amazon SP-API notification
How often
Within about a minute
Amazon emits a notification when your offer becomes ineligible to be the featured offer. Notifcentral keeps the events that mean you lost the Buy Box and sends the alert, usually in under a minute.
What the alert looks like
These are the notification strings the app sends. The wording is exact; the values are examples.
ASIN B07T9ZXKMNP is no longer eligible for the Buy Box
The current Buy Box price is USD 24.99 as opposed to your price of USD 26.50. Both prices include shipping. Act fast to reclaim your spot!
What it costs to find out late
The Buy Box is where the sales happen.
When you lose it, your offer stays live but moves to the "Other Sellers on Amazon" panel. The FTC's 2023 antitrust complaint against Amazon alleges that nearly 98% of Amazon sales are made through the Buy Box.
FTC v. Amazon (2023): nearly 98% of sales go through the Buy BoxEvery day without it is lost sales.
A Buy Box loss that starts on Monday and is found on Friday is a week of sales on that ASIN going to another seller.
You can win it back once you know it is gone.
Repricing, restocking and fixing seller performance metrics can all win the Buy Box back, but only after you find out you lost it.
What to do when it fires
Compare the two prices in the alert
The alert shows the winning price and yours, both including shipping. If the gap is small, a small price cut may win the Buy Box back.
Check whether it is price at all
Buy Box eligibility also depends on stock, fulfilment method, and seller performance metrics. If your price is competitive and you still lost it, look at account health next.
Confirm you are not out of stock
A stockout hands the Buy Box to whoever is left. Check available units before assuming a competitor undercut you.
Questions about buy box loss alerts
It tells you the winning price, not the winning seller. Amazon's notification carries the competing Buy Box price including shipping, which is what you need to make a repricing decision.
Yes. Buy Box alerts can be filtered by SKU in the app, so you only get alerts for the products you choose.
No. Buy Box alerts fire only when you lose it.
Other alerts Notifcentral sends
Related guide: The Amazon Featured Offer: What Actually Selects It
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