Marketing contribution return
Marketing contribution return - Adjacent period changes: Report adjacent-observation differences and eligible percent changes; no interpolation. Metric: Marketing contribution return. Supplied figures only; returns JSON with formula, units and limitations. One of 50 calculators with 20 analysis modes. No live feed, financial advice or trade execution. 0.01 USDC includes one bounded adjacent period changes report.
Answeringour last check, 2026-10-04
1 of 1checks answered this week
814 msmedian answer time
$0.01listed price per call
$0.01price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://market.datapackvibe.com/x402/assistant-finance-marketing-return-period-changes
| Category | Code and developer |
|---|---|
| Provider host | market.datapackvibe.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-04 | valid payment request | 402 | $0.01 | 814 ms |
Example input (from the provider)
{
"body": {
"rows": [
{
"attributed_contribution": 8000,
"marketing_spend": 5000
},
{
"attributed_contribution": 8800,
"marketing_spend": 5500
},
{
"attributed_contribution": 8000,
"marketing_spend": 5000
},
{
"attributed_contribution": 8800,
"marketing_spend": 5500
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"rows": {
"default": [
{
"attributed_contribution": 8000,
"marketing_spend": 5000
},
{
"attributed_contribution": 8800,
"marketing_spend": 5500
},
{
"attributed_contribution": 8000,
"marketing_spend": 5000
},
{
"attributed_contribution": 8800,
"marketing_spend": 5500
}
],
"items": {
"additionalProperties": false,
"properties": {
"attributed_contribution": {
"default": 8000,
"description": "Amount in a consistent supplied currency and reporting period",
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": "number"
},
"marketing_spend": {
"default": 5000,
"description": "Amount in a consistent supplied currency and reporting period",
"exclusiveMinimum": 0,
"maximum": 1000000000000,
"minimum": 0,
"type": "number"
}
},
"required": [
"attributed_contribution",
"marketing_spend"
],
"type": "object"
},
"maxItems": 200,
"minItems": 2,
"type": "array"
}
},
"required": [
"rows"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}