# Services from parallax402.com on Zero

> parallax402.com serves 7 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/parallax402.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/parallax402.com/health.json

## Services

- [Parallax Co-Purchase Analysis](https://www.zero.xyz/c/parallax-co-purchase-analysis-ef18fcfa/llms.txt): $0.05/call via x402. Returns co-purchase analytics for a single x402 seller: how many of its buyers also pay other sellers, the top 10 co-sellers by shared buyers, and the lift of each association.
- [Parallax x402 Economy Window Census](https://www.zero.xyz/c/parallax-x402-economy-window-census-2fd8aa86/llms.txt): $0.01/call via x402. Returns a settler-frame census of the x402 micropayment economy for a specified UTC date window, including per-facilitator transaction counts, USDC volume, buyer/seller counts, unattributed residual, breadth, and scan coverage.
- [Parallax Wallet Payer Dossier](https://www.zero.xyz/c/parallax-wallet-payer-dossier-1e91d9ae/llms.txt): $0.02/call via x402. Returns a comprehensive behavioral dossier for a single wallet address over the indexed x402 settlement window, including spend, label, cadence, basket, and operator cluster.
- [Parallax Wallet Activity Lookup](https://www.zero.xyz/c/parallax-wallet-activity-lookup-5acf41d0/llms.txt): $0.02/call via x402. Returns on-chain x402 payment activity for a specific wallet address, including USDC spend, purchase count, buyer label, cadence, and confidence score derived from the settlement graph.
- [Parallax Seller Profile — x402 Economy Analytics](https://www.zero.xyz/c/parallax-seller-profile-x402-economy-analytics-13e562df/llms.txt): $0.03/call via x402. Returns on-chain settlement metrics for a specific x402 seller (by wallet address or hostname), including USDC earned, buyer counts, purchase volume, facilitator breakdown, and recurrence stats.
- [Parallax Seller Analytics](https://www.zero.xyz/c/parallax-seller-analytics-7ffcf2f0/llms.txt): $0.03/call via x402. Returns settlement analytics for a single x402 seller over the indexed window, including USDC revenue, purchase count, distinct buyers, organic share, recurring buyers, buyer half-life, and facilitator mix.
- [Parallax Basket — x402 Buyer Overlap Analytics](https://www.zero.xyz/c/parallax-basket-x402-buyer-overlap-analytics-407adde3/llms.txt): $0.05/call via x402. Returns co-purchase overlap statistics for a seller address or host on the x402 settlement graph, including buyer count, co-sellers, and multi-seller share.

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

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