Where is this product cheapest? One ASIN across 11 Amazon marketplaces. Compares...
https://asin402.com/api/compare-marketplacesOverview
Where is this product cheapest? One ASIN across 11 Amazon marketplaces. Compares one ASIN's live price on Amazon US, UK, DE, FR, IT, ES, JP, CA, IN, MX and BR, converted to USD with daily ECB rates, and returns the cheapest and most expensive marketplace, the price spread and the difference vs the US. For cross-border shoppers, arbitrage and international sellers. Notes VAT and shipping caveats. Free sample: /api/sample/compare-marketplaces
Protocol
x402
Price
$0.03
Payment Asset
USD Coin
Payment Network
Base
Category
uncategorized
Provider
ASIN402
Source
bazaar
Indexed
2026-10-27 14:49:15
Health
Status
healthy
Latency (p50)
895ms
Uptime (30d)
100.0%
Reliability Score
82/100
Last Checked
2026-10-27 22:25:16
Last Healthy
2026-10-27 22:25:16
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"method": "GET",
"queryParams": {
"asin": "0735211299"
},
"type": "http"
}
Output Schema
{
"example": {
"asin": "0735211299",
"cheapest": {
"currency": "GBP",
"marketplace": "uk",
"price": 14.99,
"price_usd": 19.27
},
"found_in": 3,
"fx": {
"date": "2026-10-26",
"source": "European Central Bank reference rates"
},
"marketplaces": [
{
"amazon_is_seller": true,
"available": true,
"currency": "GBP",
"marketplace": "uk",
"monthly_sold_estimate": 4000,
"price": 14.99,
"price_basis": "buy_box",
"price_usd": 19.27,
"sales_rank": 35,
"url": "https://www.amazon.co.uk/dp/0735211299"
},
{
"amazon_is_seller": true,
"available": true,
"currency": "EUR",
"marketplace": "de",
"monthly_sold_estimate": 700,
"price": 19.5,
"price_basis": "amazon",
"price_usd": 21.06,
"sales_rank": 410,
"url": "https://www.amazon.de/dp/0735211299"
}
],
"most_expensive": {
"currency": "USD",
"marketplace": "us",
"price": 24.99,
"price_usd": 24.99
},
"notes": [
"Prices are the item price only. European, UK, Japanese, Indian and Brazilian prices include VAT/GST; US and Canadian ..."
],
"priced_in": 3,
"spread_pct": 29.7,
"title": "Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones",
"vs_us_pct": -22.9
},
"type": "json"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-27 22:25:16 | healthy | 402 | 955ms | |
| 2026-10-27 21:23:53 | healthy | 402 | 478ms | |
| 2026-10-27 20:11:35 | healthy | 402 | 895ms | |
| 2026-10-27 19:08:12 | healthy | 402 | 300ms |