Markup <-> margin conversion API

Converts a markup % to the resulting margin % (margin = markup/(1+markup)) or a margin % to the equivalent markup % (markup = margin/(1-margin)) — the conversion retailers constantly get wrong. Answers 'what margin does a 50% markup give', 'what markup gives a 40% margin', 'convert markup to margin'.

Price$0.01per request

MethodPOST

Route/v1/calc/biz-markup-margin-convert

StatusLive

MIME typeapplication/json

Rate limit120/minute

CacheNo cache

calcmarkupmarginconversionpricingretailopsfinance

API URLhttps://x402.hexl.dev/v1/calc/biz-markup-margin-convert

Integration docs

Example request

{
  "markupPercent": 50
}

Example response

{
  "formula": "margin = markup / (1 + markup)",
  "markupPercent": 50,
  "marginPercent": 33.33,
  "direction": "markup->margin"
}

Input schema

{
  "type": "object",
  "required": [],
  "properties": {
    "markupPercent": {
      "type": "number",
      "examples": [
        50
      ]
    },
    "marginPercent": {
      "type": "number",
      "examples": [
        40
      ]
    }
  }
}

Output schema

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