Live eBay market intelligence: underpriced listing scans, price distributions, flip margins.
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Estimate resale margin for buying an item at a given price and reselling at the current eBay market median. Accounts for marketplace fees and optional shipping cost. Returns estimated profit and ROI. Estimates only, not financial advice.
Product to evaluate
Your acquisition price in USD
Marketplace fee percent, default 13.25
Estimated outbound shipping USD, default 0
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Estimate resale margin for buying an item at a given price and reselling at the current eBay market median. Accounts for marketplace fees and optional shipping cost. Returns estimated profit and ROI. Estimates only, not financial advice.
| Argument | Type | Description |
|---|---|---|
| query* | string | Product to evaluate |
| fee_pct | number | Marketplace fee percent, default 13.25 |
| buy_price* | number | Your acquisition price in USD |
| shipping_cost | number | Estimated outbound shipping USD, default 0 |
{
"type": "object",
"required": [
"query",
"buy_price"
],
"properties": {
"query": {
"type": "string",
"description": "Product to evaluate"
},
"fee_pct": {
"type": "number",
"description": "Marketplace fee percent, default 13.25"
},
"buy_price": {
"type": "number",
"description": "Your acquisition price in USD"
},
"shipping_cost": {
"type": "number",
"description": "Estimated outbound shipping USD, default 0"
}
}
}The current pre-scored steal list across tracked lanes (watches, sneakers, bags, jewelry, beauty, cards, coins, guitars, lego, golf, autoparts, tools): live auctions at least 45% under market plus mispriced Buy It Now listings, refreshed every 30 minutes. Fast cached read.
| Argument | Type | Description |
|---|---|---|
| lane | string | Optional lane slug to filter |
{
"type": "object",
"properties": {
"lane": {
"type": "string",
"description": "Optional lane slug to filter"
}
}
}Live market price distribution for a product from current eBay Buy It Now listings: median, p25, p75, min, max, and sample size. Use to answer 'what is this worth right now'.
| Argument | Type | Description |
|---|---|---|
| query* | string | Product to price |
| min_price | number | Floor to exclude junk/parts listings, default 25 |
{
"type": "object",
"required": [
"query"
],
"properties": {
"query": {
"type": "string",
"description": "Product to price"
},
"min_price": {
"type": "number",
"description": "Floor to exclude junk/parts listings, default 25"
}
}
}Scan live eBay listings for a product and return the ones priced furthest under the current market median. AUCTION mode (default) finds ending-soon auctions sitting under market; FIXED_PRICE mode finds mispriced Buy It Now listings that can be bought instantly. Includes market median, percent under market, and a buy link per result.
| Argument | Type | Description |
|---|---|---|
| limit | number | Max results, default 10, max 25 |
| query* | string | Product to scan, e.g. '4L60E transmission' or 'PSA 10 Charizard' |
| min_price | number | Ignore listings under this USD price, default 25 |
| buying_option | string | Default AUCTION |
| min_discount_pct | number | Minimum percent under market median, default 30 |
| ending_within_hours | number | AUCTION mode only, default 24 |
{
"type": "object",
"required": [
"query"
],
"properties": {
"limit": {
"type": "number",
"description": "Max results, default 10, max 25"
},
"query": {
"type": "string",
"description": "Product to scan, e.g. '4L60E transmission' or 'PSA 10 Charizard'"
},
"min_price": {
"type": "number",
"description": "Ignore listings under this USD price, default 25"
},
"buying_option": {
"enum": [
"AUCTION",
"FIXED_PRICE"
],
"type": "string",
"description": "Default AUCTION"
},
"min_discount_pct": {
"type": "number",
"description": "Minimum percent under market median, default 30"
},
"ending_within_hours": {
"type": "number",
"description": "AUCTION mode only, default 24"
}
}
}