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JustKalm
API Playground

Explore the JustKalm API

Interactive API explorer. Test endpoints, see real responses, and understand how to integrate JustKalm into your application.

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Copy-Ready Code
OpenAPI 3.0

Demo Mode: Responses shown are simulated. To make real API calls, get your API key and use our SDKs.

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All Endpoints

5 endpoints

Valuate Product

Get fair market value, sustainability score, and health assessment for a product.

Parameters

product_namestringrequiredProduct name or title
brandstringrequiredBrand name
categorystringProduct category
conditionstringProduct condition
retail_pricenumberOriginal retail price in cents
materialsarrayMaterial composition

Request

{
  "product_name": "Patagonia Better Sweater Jacket",
  "brand": "Patagonia",
  "category": "outerwear",
  "condition": "excellent",
  "retail_price": 14900,
  "materials": [
    {"name": "recycled polyester", "percentage": 100}
  ]
}

Response

{
  "id": "val_2xH8mK9pQr3sT7uV",
  "object": "valuation",
  "created": 1702425600,
  "product": {
    "name": "Patagonia Better Sweater Jacket",
    "brand": "Patagonia",
    "category": "outerwear"
  },
  "fair_market_value": {
    "amount": 8500,
    "currency": "usd",
    "confidence": 0.94,
    "range": {"low": 7500, "high": 9500}
  },
  "scores": {
    "sustainability": 87,
    "health": 92,
    "resale_potential": 78,
    "overall": 86
  },
  "insights": [
    "Strong resale demand for Patagonia fleece",
    "100% recycled materials boost sustainability",
    "Excellent condition commands premium"
  ]
}

Quick Start

Get up and running with the JustKalm API in minutes.

1

Get your API key

Sign up and create an API key from your dashboard.

Get API Key
2

Install the SDK

Choose your language and install our official SDK.

pip install justkalm
3

Make your first call

Start valuating products with a single API call.

View Quickstart