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Membership Activity Two-Measure Correlation
x402
Membership Activity Two-Measure Correlation is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-19).
Computes a Pearson (or equivalent) correlation coefficient between two numeric measures—members and renewals—across up to 200 membership activity records, grouped optionally by tier and date.
Price / call$0.01
Success—
StatusUnknown
How this service works
Membership activity - Two-measure correlation: Two-measure correlation for Membership activity. Up to 200 supplied typed records. Local numeric and data-quality processing; no external enrichment or forecasting. One of 25 profiles or calculations across 20 shared operations in this sector. 0.01 USDC includes one bounded two-measure correlation deliverable.
Output
Returns a bounded correlation deliverable containing the computed correlation coefficient (ranging from -1 to 1) between the 'members' and 'renewals' numeric measures across the submitted records, reflecting the strength and direction of their linear relationship.
Example use cases
Renewal rate correlation for SaaS tiers
“I have monthly membership data broken down by tier — enterprise, pro, and starter — with member counts and renewal counts for each day last quarter. Can you run a two-measure correlation between members and renewals across all those records so I can see how closely renewals track membership size?”
Gym membership retention analysis
“Here's 60 rows of daily gym membership data with member headcount and renewal figures per location tier. Can you calculate the correlation between the members and renewals columns so I know whether locations with more members also tend to have higher renewals?”
Subscription churn signal detection
“I want to know if our member count and renewal numbers are statistically linked — I'll send you 120 records tagged by subscription tier and date. Run the two-measure correlation on members vs renewals and tell me the result.”
Technical details
Endpoint
POSThttps://market.datapackvibe.com/x402/assistant-sector-analytics-membership-correlation?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a fast, local statistical correlation between two numeric membership measures (members and renewals) on a batch of up to 200 records, without requiring external data enrichment, forecasting, or complex multi-variate analysis. It is ideal for subscription or membership businesses that want a quick, cheap ($0.01 USDC) signal on whether their member count and renewal volume move together.
Side effects
- Fewer than 1 row submitted — minimum items violation
- More than 200 rows submitted — exceeds maxItems limit
- Missing required fields (row_id, tier, date, members, renewals) on any record
- Date field does not match YYYY-MM-DD pattern — schema validation failure
- Non-numeric values in members or renewals fields (null is allowed)
- Insufficient variance in one or both measures making correlation undefined (e.g. all values identical)
- Payment not completed — x402 payment required before result is delivered
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| rows | array |
Tags
x402
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