Commerce

Seller fees and net payout for Amazon, eBay, and Etsy at their verified 2026 standard fee schedules (Amazon referral %, eBay final value fee, Etsy listing + transaction + processing).

Seller fees and net payout for Amazon, eBay, and Etsy at their verified 2026 standard fee schedules (Amazon referral %, eBay final value fee, Etsy listing + transaction + processing).

Payment: x402 ($0.05 USDC on eip155:8453). Call unpaid to receive an HTTP 402 with requirements, then retry with the PAYMENT-SIGNATURE header. Method: Amazon: max(price*referral%, $0.30); eBay: (price+ship)*13.6% + per-order; Etsy: $0.20 + 6.5% + (3% + $0.25)

post/v1/commerce/marketplace-fee

Request

  • Base URL: (relative, and it does not resolve against the document’s source URL)
  • URL: /v1/commerce/marketplace-fee
  • Auth: none declared

Request body

marketplace'amazon' | 'ebay' | 'etsy' required
salePricenumber required
shippingChargednumber
referralPctnumber

Amazon only — override the 15% default for your category

Response

Verified result + provenance (formula, sources, reproducible SHA-256 hash).

Changes

No recorded changes to this operation across all 1 revision of this API.