{
  "metadata": {
    "name": "BizCalcAtlas Reference Database",
    "publisher": "BizCalcAtlas / MIASIN S.R.O.",
    "canonicalUrl": "https://bizcalcatlas.com/data/platform-fees/",
    "methodologyUrl": "https://bizcalcatlas.com/methodology/",
    "sourcesPolicyUrl": "https://bizcalcatlas.com/sources-updates/",
    "lastReviewed": "2026-09-22",
    "scope": "Normalized U.S. business calculator formulas and publishable platform-fee snapshots. This is curated reference data, not an empirical industry benchmark dataset.",
    "citation": "BizCalcAtlas Reference Database, https://bizcalcatlas.com/data/",
    "dataset": "U.S. Platform Fee Reference Database"
  },
  "records": [
    {
      "key": "ebay-us",
      "consumers": [
        "eBay Fee Calculator",
        "eBay Profit Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-12-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Single dataset; category/Store/order-fee table; tax included in fee base but not seller revenue.",
      "source": "https://www.ebay.com/sellercenter/selling/start-selling-on-ebay/seller-fees",
      "snapshot": "Most categories, no Store: 13.6% up to $7,500 + 2.35% on portion above; per-order fee $0.30 if order ≤$10, otherwise $0.40.",
      "feeBase": "Total amount of sale includes item, shipping, sales tax and applicable buyer charges.",
      "optionalFees": "Store/category rates differ; insertion after free allowance; promoted listings separate.",
      "testVector": "$100 item + $10 shipping + $8 tax, most category, no Store",
      "expectedFee": "$16.45",
      "sourceStatus": "Official/current"
    },
    {
      "key": "etsy-us",
      "consumers": [
        "Etsy Fee Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-12-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Listing + transaction + US payments + optional ads/conversion rules.",
      "source": "https://help.etsy.com/hc/en-us/articles/115014483627-What-are-the-Fees-and-Taxes-for-Selling-on-Etsy",
      "snapshot": "Listing $0.20; transaction fee 6.5%; US Etsy Payments processing 3% + $0.25.",
      "feeBase": "Transaction: item + shipping + gift wrap. Processing: total sale incl. shipping and applicable tax.",
      "optionalFees": "Offsite Ads 15% (<$10k prior 365d) or 12% (≥$10k), max $100/order; currency conversion 2.5% if applicable.",
      "testVector": "$50 item + $5 shipping + $4 tax, 1 listing, no ads",
      "expectedFee": "$5.80 total",
      "sourceStatus": "Official/current"
    },
    {
      "key": "depop-us",
      "consumers": [
        "Depop Fee Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-12-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "US payment processing + boost rules; effective-date flags.",
      "source": "https://depophelp.zendesk.com/hc/en-gb/articles/360001791127-Seller-fees-and-charges",
      "snapshot": "US: no Depop selling fee; payment processing 3.3% + $0.45.",
      "feeBase": "Payment processing base includes item + shipping + applicable taxes.",
      "optionalFees": "US boosted listing fee 12% for new listings from Mar 23 2026; fee base depends on shipping method.",
      "testVector": "$50 item + $5 shipping + $4 tax, not boosted",
      "expectedFee": "$2.40",
      "sourceStatus": "Official/current"
    },
    {
      "key": "whatnot-us",
      "consumers": [
        "Whatnot Fee Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-12-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Category exceptions/tier caps must be table driven.",
      "source": "https://help.whatnot.com/hc/en-us/articles/4847069165965-Whatnot-seller-fees",
      "snapshot": "US all-other categories: 8% commission + 2.9% payment processing + $0.30.",
      "feeBase": "Commission generally on final item sale price; processing on total order value incl. shipping/tax.",
      "optionalFees": "Coins/Pallets and specified categories have 4%/tiered or temporary rules; some categories 8% only up to $1,500.",
      "testVector": "$100 item + $8 shipping + $8.64 tax, all-other category",
      "expectedFee": "$11.68",
      "sourceStatus": "Official/current (Aug 2026)"
    },
    {
      "key": "reverb-us",
      "consumers": [
        "Reverb Fee Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-12-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Selling + payments + preferred/cross-border/conversion flags.",
      "source": "https://reverb.com/selling/selling-fees",
      "snapshot": "5% selling fee + 3.19% + $0.49 Reverb Payments (2.99% + $0.49 Preferred Seller).",
      "feeBase": "Selling fee: item + shipping; processing includes shipping and applicable tax.",
      "optionalFees": "Cross-border +1%; currency conversion +2.5%; selling fee min $0.50 and max $500 USD.",
      "testVector": "$100 item + $10 shipping + $8.80 tax, normal domestic seller",
      "expectedFee": "$9.78",
      "sourceStatus": "Official/current"
    },
    {
      "key": "mercari-us",
      "consumers": [
        "Mercari Fee Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-12-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Seller fee distinct from buyer protection/cancellation concepts.",
      "source": "https://www.mercari.com/us/help_center/article/169/",
      "snapshot": "Seller selling fee 10%; no additional seller payment-processing fee under current structure.",
      "feeBase": "10% of item price + buyer-paid shipping.",
      "optionalFees": "Buyer protection 3.6% is buyer-paid; cancellation fee may apply separately.",
      "testVector": "$50 item + $5 buyer shipping",
      "expectedFee": "$5.50",
      "sourceStatus": "Official/current (updated 2026-05-07)"
    },
    {
      "key": "poshmark-us",
      "consumers": [
        "Poshmark Fee Calculator"
      ],
      "state": "current-with-version-check",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-12-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH WITH VERSION ASSERTION",
      "rule": "Official page contains historical versions; selector requires explicit active-policy verification.",
      "source": "https://poshmark.com/fee_policy",
      "snapshot": "Current visible U.S. policy: under $15 = $2.95; $15+ = 20%.",
      "feeBase": "Final order/item price.",
      "optionalFees": "Seller-funded shipping discounts reduce earnings separately.",
      "testVector": "$50 final price",
      "expectedFee": "$10.00",
      "sourceStatus": "Official but page includes historical versions"
    },
    {
      "key": "tiktok-shop-us",
      "consumers": [
        "TikTok Shop Fee Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-12-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Category exceptions, promotions, refund admin, affiliate/logistics fees separate.",
      "source": "https://seller-us.tiktok.com/university/essay?default_language=en&identity=1&is_new_connect=0&is_new_user=0&knowledge_id=5982454398175018",
      "snapshot": "Broad U.S. referral rate: 6% for most categories in current category table.",
      "feeBase": "Referral fee base = Customer Payment + Platform Discount − Tax.",
      "optionalFees": "Some jewelry/pre-owned categories 5%; high-value/tier exceptions; affiliate and logistics fees separate.",
      "testVector": "$108 customer payment incl. $8 tax, no platform discount, 6% category",
      "expectedFee": "$6.00",
      "sourceStatus": "Official/current category policy page"
    },
    {
      "key": "walmart-marketplace-us",
      "consumers": [
        "Walmart Seller Fee Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-12-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Category/tier table; WFS separate dataset/feature.",
      "source": "https://marketplace.walmart.com/pricing/",
      "snapshot": "Referral fee by category; ranges roughly 5%–20%. 'Everything Else' = 15%.",
      "feeBase": "Total sales price includes item + shipping/handling + gift wrap + other charges.",
      "optionalFees": "Many categories have tiered price bands; WFS fees separate.",
      "testVector": "$100 item + $10 shipping, Everything Else",
      "expectedFee": "$16.50",
      "sourceStatus": "Official/current"
    },
    {
      "key": "kdp-us-print",
      "consumers": [
        "KDP Royalty Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-12-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Royalty threshold + printing-cost tables vary by format/ink/trim/marketplace.",
      "source": "https://kdp.amazon.com/en_US/help/topic/G201834330",
      "snapshot": "US print royalty 50% or 60% depending on list price; 60% at $9.99+; Expanded paperback 40%.",
      "feeBase": "Royalty = rate × list price − printing cost. Printing cost = fixed + page_count×per-page cost.",
      "optionalFees": "US black regular paperback example coefficient >110 pages: $1.00 + $0.012/page; format/ink/trim/marketplace tables differ.",
      "testVector": "300-page US black regular paperback, $15 list",
      "expectedFee": "$4.40 royalty",
      "sourceStatus": "Official/current"
    },
    {
      "key": "paypal-us",
      "consumers": [
        "PayPal Fee Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-10-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Payment type + currency fixed fees + international add-on.",
      "source": "https://www.paypal.com/us/business/paypal-business-fees",
      "snapshot": "US PayPal Checkout domestic: 3.49% + fixed fee; USD fixed fee $0.49.",
      "feeBase": "Commercial transaction amount received.",
      "optionalFees": "International commercial +1.5 percentage points; rates vary by payment type; QR fixed fee differs.",
      "testVector": "$100 domestic PayPal Checkout, USD",
      "expectedFee": "$3.98",
      "sourceStatus": "Official/current; last updated 2026-09-01"
    },
    {
      "key": "stripe-us",
      "consumers": [
        "Stripe Fee Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-10-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Payment-method matrix + additive surcharges.",
      "source": "https://stripe.com/pricing",
      "snapshot": "US online domestic card: 2.9% + $0.30.",
      "feeBase": "Successful transaction amount.",
      "optionalFees": "Manual entry +0.5%; international +1.5%; currency conversion +1%; Terminal domestic 2.7%+$0.05.",
      "testVector": "$100 domestic online card",
      "expectedFee": "$3.20",
      "sourceStatus": "Official/current"
    },
    {
      "key": "square-us",
      "consumers": [
        "Square Fee Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-10-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Plan × payment method; ACH min/cap/custom-pricing exceptions.",
      "source": "https://squareup.com/help/us/en/article/5068-what-are-square-s-fees",
      "snapshot": "Square Free examples: in-person 2.6%+$0.15; online 3.3%+$0.30; manual/card-on-file 3.5%+$0.15.",
      "feeBase": "Transaction amount; fees depend on plan and channel.",
      "optionalFees": "Plus/Premium rates differ; ACH has min/caps; custom pricing possible.",
      "testVector": "$100 in-person on Square Free",
      "expectedFee": "$2.75",
      "sourceStatus": "Official/current"
    },
    {
      "key": "shopify-us",
      "consumers": [
        "Shopify Fee & Profit Calculator"
      ],
      "state": "current",
      "verifiedAt": "2026-09-17",
      "nextReview": "2026-10-17",
      "sourceHealthCheck": "monthly",
      "publicationDecision": "PUBLISH",
      "rule": "Plan/channel/card rates; third-party transaction fee only when applicable.",
      "source": "https://www.shopify.com/pricing",
      "snapshot": "Basic online standard card from 2.9%+$0.30; Grow 2.7%+$0.30; Advanced 2.5%+$0.30.",
      "feeBase": "Sale amount; Shopify Payments card rate by plan/channel.",
      "optionalFees": "Third-party transaction fee: Basic 2%, Grow 1%, Advanced 0.6%, Plus 0.2%; international online +1%.",
      "testVector": "$100 Basic online domestic standard card via Shopify Payments",
      "expectedFee": "$3.20 processing fee",
      "sourceStatus": "Official/current"
    }
  ]
}