Multi-stage funnel conversion analyzer API

Compute per-step conversion (count[i]/count[i-1]), cumulative conversion, overall = bottom/top, and the biggest drop-off stage across an ordered funnel. Answers 'what's my overall funnel conversion','where is my biggest drop-off'.

Price$0.01per request

MethodPOST

Route/v1/calc/mkt-funnel-conversion

StatusLive

MIME typeapplication/json

Rate limit120/minute

CacheNo cache

calcmarketingfunnelconversiondropoffstagescrometrics

API URLhttps://x402.hexl.dev/v1/calc/mkt-funnel-conversion

Integration docs

Example request

{
  "stages": [
    {
      "name": "visits",
      "count": 10000
    },
    {
      "name": "signups",
      "count": 1800
    },
    {
      "name": "trials",
      "count": 600
    },
    {
      "name": "paid",
      "count": 150
    }
  ]
}

Example response

{
  "formula": "stepConversion = count[i] / count[i-1]; overall = bottom / top",
  "overallConversion": 0.015,
  "overallConversionPercent": 1.5,
  "biggestDropOff": {
    "from": "visits",
    "to": "signups",
    "dropOffPercent": 82
  },
  "steps": [
    {
      "from": "visits",
      "to": "signups",
      "count": 1800,
      "stepConversion": 0.18,
      "stepDropOff": 0.82,
      "cumulativeConversion": 0.18
    },
    {
      "from": "signups",
      "to": "trials",
      "count": 600,
      "stepConversion": 0.333333,
      "stepDropOff": 0.666667,
      "cumulativeConversion": 0.06
    },
    {
      "from": "trials",
      "to": "paid",
      "count": 150,
      "stepConversion": 0.25,
      "stepDropOff": 0.75,
      "cumulativeConversion": 0.015
    }
  ]
}

Input schema

{
  "type": "object",
  "required": [
    "stages"
  ],
  "properties": {
    "stages": {
      "type": "array",
      "description": "ordered top-to-bottom funnel steps; counts must be non-increasing",
      "items": {
        "type": "object",
        "required": [
          "count"
        ],
        "properties": {
          "name": {
            "type": "string"
          },
          "count": {
            "type": "number"
          }
        }
      },
      "examples": [
        [
          {
            "name": "visits",
            "count": 10000
          },
          {
            "name": "signups",
            "count": 1800
          },
          {
            "name": "trials",
            "count": 600
          },
          {
            "name": "paid",
            "count": 150
          }
        ]
      ]
    }
  }
}

Output schema

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