# Price After Capped Percentage Coupon – Record Ranking

> Price After Capped Percentage Coupon – Record Ranking is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-17).

Ranks up to 200 retail records by their final price after applying a percentage-based discount capped at a maximum dollar amount.

## Facts

- Endpoint: POST https://market.datapackvibe.com/x402/assistant-ar-retail-capped-coupon-price-rank?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-17
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/price-after-capped-percentage-coupon-record-ranking-033963e5
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_2nuVua8G3PPUBQfc6902d

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability price-after-capped-percentage-coupon-record-ranking-033963e5 -d '<json body>'
```

Example prompt: Rank these 4 products by their final price after a capped percentage coupon: item A has a list price of $100 with 30% off capped at $20, item B costs $110 with 33% off capped at $22, item C is $150 with 25% off capped at $30, and item D is $80 with 20% off capped at $15.

## When to prefer this

Use this endpoint when you need to rank multiple retail records (2–200) by their effective price after a percentage-off coupon that has a hard dollar cap, without needing live market data, platform access, or order execution. It is purpose-built for batch retail discount ranking with a bounded coupon structure, making it ideal for e-commerce price comparison, promotional analysis, and deal-sorting workflows.

## Known failure modes

- Fewer than 2 rows submitted — minimum array size not met
- discount_percent exceeds 100 — validation error
- list_price or maximum_discount is negative — minimum value violation
- More than 200 rows submitted — maxItems exceeded
- Malformed row object missing required fields (list_price, discount_percent, maximum_discount)
- Payment not included or insufficient — x402 payment required error

## How this service works

Price after capped percentage coupon - Record ranking: Record ranking for Price after capped percentage coupon. Supplied retail figures only, up to 200 records. No platform access, live rates or order execution. One of 25 new profiles across 20 shared operations in this industry. 0.01 USDC includes one bounded record ranking report.

## Output

A ranked list of up to 200 input records ordered by their effective post-coupon price, where each record's discount is the lesser of (list_price × discount_percent / 100) and maximum_discount. Returns ranking positions alongside computed final prices for each row.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "rows": {
   "type": "array",
   "items": {
    "type": "object",
    "required": [
     "list_price",
     "discount_percent",
     "maximum_discount"
    ],
    "properties": {
     "list_price": {
      "type": "number",
      "default": 100,
      "maximum": 1000000000000,
      "minimum": 0
     },
     "discount_percent": {
      "type": "number",
      "default": 30,
      "maximum": 100,
      "minimum": 0
     },
     "maximum_discount": {
      "type": "number",
      "default": 20,
      "maximum": 1000000000000,
      "minimum": 0
     }
    },
    "additionalProperties": false
   },
   "default": [
    {
     "list_price": 100,
     "discount_percent": 30,
     "maximum_discount": 20
    },
    {
     "list_price": 110.00000000000001,
     "discount_percent": 33,
     "maximum_discount": 22
    },
    {
     "list_price": 100,
     "discount_percent": 30,
     "maximum_discount": 20
    },
    {
     "list_price": 110.00000000000001,
     "discount_percent": 33,
     "maximum_discount": 22
    }
   ],
   "maxItems": 200,
   "minItems": 2
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/price-after-capped-percentage-coupon-record-ranking-033963e5/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from market.datapackvibe.com](https://www.zero.xyz/host/market.datapackvibe.com/llms.txt)