Inventory turnover & GMROI calculator API

Compute inventory turnover = COGS/averageInventory, days-on-hand, and (when gross margin is supplied) GMROI = grossMargin/averageInventory with a profitability rating — core retail/merchandising productivity metrics. Answers 'inventory turnover ratio','GMROI for this product','days on hand'.

Price$0.01per request

MethodPOST

Route/v1/calc/logi-inventory-turnover

StatusLive

MIME typeapplication/json

Rate limit120/minute

CacheNo cache

calclogisticsinventoryturnovergmroimerchandisingretailkpi

API URLhttps://x402.hexl.dev/v1/calc/logi-inventory-turnover

Integration docs

Example request

{
  "annualCOGS": 3000000,
  "averageInventoryValue": 250000,
  "annualGrossMargin": 1200000
}

Example response

{
  "formula": "turnover = COGS / averageInventory ; GMROI = grossMargin / averageInventory",
  "inventoryTurnover": 12,
  "daysOnHand": 30.42,
  "inputs": {
    "annualCOGS": 3000000,
    "averageInventoryValue": 250000,
    "annualGrossMargin": 1200000
  },
  "gmroi": 4.8,
  "gmroiRating": "strong"
}

Input schema

{
  "type": "object",
  "required": [
    "annualCOGS",
    "averageInventoryValue"
  ],
  "properties": {
    "annualCOGS": {
      "type": "number",
      "examples": [
        3000000
      ]
    },
    "averageInventoryValue": {
      "type": "number",
      "examples": [
        250000
      ]
    },
    "annualGrossMargin": {
      "type": "number",
      "description": "optional annual gross margin for GMROI",
      "examples": [
        1200000
      ]
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}