# Services from api.crinkl.xyz on Zero

> api.crinkl.xyz serves 6 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/api.crinkl.xyz
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.crinkl.xyz/health.json

## Services

- [Crinkl Merchant-Category Signal](https://www.zero.xyz/c/api-crinkl-xyz-1386f08f/llms.txt): $0.05/call via x402. Returns merchant and category activity signals from verified purchase data for retailer fit analysis.
- [Crinkl Category Pulse](https://www.zero.xyz/c/api-crinkl-xyz-ccf71457/llms.txt): $0.025/call via x402. Returns demand trend data for a specified retail/consumer category based on receipt-verified purchase signals, optionally scoped by geography and time window.
- [Crinkl Campaign Fit Estimate](https://www.zero.xyz/c/api-crinkl-xyz-c50772eb/llms.txt): $0.1/call via x402. Returns a campaign fit estimate based on category demand signals and retailer activity for a given geography and time window.
- [Crinkl Available Geo Markets (CBSAs)](https://www.zero.xyz/c/api-crinkl-xyz-3a326483/llms.txt): $0.025/call via x402. Returns a list of Core-Based Statistical Areas (CBSAs) with sufficient verified purchase activity for geo-scoped commerce planning, filtered by category.
- [Crinkl Verified Commerce Signals](https://www.zero.xyz/c/api-crinkl-xyz-bccf1abe/llms.txt): $0.001/call via x402. Returns privacy-thresholded, receipt-verified purchase signals and shopper activation data for commerce and marketing planning.
- [Crinkl Next Best Signal](https://www.zero.xyz/c/api-crinkl-xyz-246d9d40/llms.txt): $0.01/call via x402. Returns the highest-priority Crinkl commerce signal to act on for a given campaign goal, retailer, category, or geography

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)