A stablecoin payment gateway for Shopify or WooCommerce is a checkout plugin that lets shoppers pay in USDC, USDT, PYUSD, or DAI and settles the merchant in dollars or stablecoins. The leading options in 2026 are Coinbase Commerce, Stripe (with stablecoin balances), BitPay, NOWPayments, CoinGate, Triple-A, and OpenNode — each differs on fees, supported chains, payout cadence, and how much custody the merchant takes on. Stablecoin supply now sits at $319.7B across all networks per DeFiLlama, and merchants increasingly want a checkout that captures that demand without the volatility of BTC or ETH.
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A stablecoin payment gateway is a hosted checkout that accepts USDC, USDT, or other dollar-pegged tokens on chains like Ethereum, Base, Polygon, Solana, and Tron, then either holds the stablecoin in a merchant wallet or converts it to fiat and pays out by ACH, SEPA, or wire. It sits between the storefront and an onchain wallet, handling address generation, price quoting, and confirmation tracking.
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Shopify and WooCommerce both support stablecoin checkout through third-party apps or plugins. Shopify exposes a "third-party payment provider" slot in the admin payment settings; WooCommerce installs gateways as PHP plugins from the WordPress directory or each provider's site. The merchant picks one provider, configures supported assets and payout currency, and the gateway adds a "Pay with stablecoin" button at checkout. Most providers handle quoting and confirmation latency (one to ten minutes depending on chain) without merchant code.
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USDC and USDT dominate merchant checkout volume because both are dollar-pegged, deeply liquid, and supported on every major chain. Per DeFiLlama, USDT supply is $189.5B and USDC is $78.1B as of Q2 2026 — together over 80% of the $319.7B stablecoin market. PYUSD ($3.4B), DAI ($4.6B), and PayPal-issued PYUSD round out the assets most gateways enable by default.
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Chain coverage matters as much as token coverage. Ethereum mainnet has the deepest liquidity but the highest fees; Tron carries the bulk of USDT remittance volume and the lowest fees; Solana, Base, and Polygon offer sub-cent fees and one-to-two-second confirmations. A gateway that only accepts USDC on Ethereum will quietly lose customers paying from a Base or Solana wallet — chain breadth is the single biggest filter when choosing a provider. Smaller dollar tokens like Ethena's USDe ($3.9B supply, CoinGecko) or Ripple's RLUSD ($1.6B) are not typically accepted at retail checkout yet.
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Coinbase Commerce is the closest thing to a native stablecoin gateway on Shopify. Coinbase relaunched the Shopify integration in 2024 with a redesigned onchain payments stack, and it remains the most-installed crypto app in the Shopify App Store. It supports USDC settlement on Base, Ethereum, Polygon, and Solana, with no Coinbase Commerce fee on USDC payments to merchant-controlled wallets.
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The setup is direct: install the Coinbase Commerce app from the Shopify App Store, connect a Coinbase Commerce account, and Shopify exposes it as a manual payment method at checkout. Customers see a QR code and address; the merchant receives stablecoin directly to a self-custodied or Coinbase-custodied wallet. Coinbase's Coinbase Commerce documentation covers webhook setup for order fulfillment. WooCommerce has an equivalent plugin on the WordPress plugin directory with the same fee structure.
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Stripe added native USDC acceptance in 2024 across Ethereum, Solana, and Polygon, and Shopify merchants using Stripe-backed Shopify Payments inherit that capability in eligible regions. Stripe converts incoming USDC to fiat at the time of payment and deposits to the merchant's bank on the standard Stripe payout schedule, charging a 1.5% fee on stablecoin transactions — lower than Stripe's 2.9% + 30¢ card rate.
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Stripe also runs the Bridge stablecoin infrastructure stack after acquiring Bridge.xyz in 2024, which it now offers to platforms that want programmable USDC payouts. For most Shopify merchants the practical path is: enable crypto in the Stripe dashboard (where available), keep Shopify Payments as the primary processor, and let Stripe handle USDC acceptance and conversion. See Stripe stablecoin payments in 2026 for the full breakdown.
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The table below summarizes the seven gateways most merchants evaluate, with fee structure, chain coverage, payout options, and install time. Fees come from each provider's pricing page; chain support reflects each gateway's integration documentation as of Q2 2026.

Two patterns stand out. First, fee compression is real — the median gateway fee dropped from ~2% in 2022 to roughly 1% in 2026, with NOWPayments and Stripe undercutting at 0.5–1.5%. Second, chain breadth has converged: every major gateway now supports at least Ethereum, Tron, Polygon, and one L2 (Base, Arbitrum, or Optimism), reflecting where customer wallets actually hold balances.
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NOWPayments suits merchants who want maximum coin and chain coverage at the lowest flat fee. The provider supports 60+ cryptocurrencies and auto-conversion to one chosen settlement asset, with a published 0.5% fee per the NOWPayments fees page. It is custodial — the gateway holds funds briefly during conversion — which is the trade-off for the low rate.
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CoinGate fits EU and UK merchants that want SEPA payouts in EUR or GBP without running a crypto wallet. CoinGate's 1% fee covers price-locked invoices and one-business-day fiat settlement. Triple-A is the strongest pick for cross-border merchants — it pays out in 22 currencies via local rails and is licensed by the Monetary Authority of Singapore, which matters for APAC sellers. OpenNode is the BTC-and-Lightning specialist; it added Liquid-network USDC in recent releases but is still BTC-first, so pick it only if Bitcoin is the primary checkout asset.
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Install time across all seven gateways is short. Coinbase Commerce, BitPay, NOWPayments, CoinGate, and Triple-A each list a Shopify app that installs in under ten minutes — connect the provider account, pick supported assets, enable at checkout. WooCommerce installs add five to ten minutes for plugin upload and API-key entry. Stripe is effectively instant for merchants already on Shopify Payments in an eligible region.
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Payout schedules vary more than install. Self-custodied gateways (Coinbase Commerce direct-to-wallet, NOWPayments auto-forward) settle within one block of payment — seconds on Solana or Base, two to five minutes on Ethereum. Fiat-payout providers (Stripe, BitPay, CoinGate, Triple-A) batch and pay out daily or weekly: Stripe holds USDC funds on the standard rolling-payout schedule, BitPay supports next-business-day USD settlement, and Triple-A offers same-day local-currency payouts in most supported markets.
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Choosing the gateway is mostly a function of payout preference, chain footprint, and what the storefront already uses. The defaults that fit most merchant profiles:

For deeper merchant-side context, see How to accept USDC payments and the broader 2026 crypto payment gateways comparison.
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Most gateways above settle one stablecoin on one chain at a time — if a customer pays in USDC on Base and the merchant wants USDC on Solana, the gateway either rejects the payment or charges a spread. Eco Routes handles the cross-chain leg programmatically: a merchant accepting USDC on Base, Ethereum, Polygon, Arbitrum, Optimism, and Solana can route inbound payments to a single settlement chain in seconds. Eco does not replace the checkout — Coinbase Commerce, Stripe, or NOWPayments still handle quoting and customer UI — but it removes the chain-fragmentation cost from settlement. See Bridge.xyz and stablecoin payout APIs for how the same logic applies to fiat off-ramps.
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Sources and methodology. Stablecoin supply figures from DeFiLlama as of Q2 2026. Gateway fees, chain coverage, and payout schedules verified against each provider's pricing page: Coinbase Commerce, Stripe crypto, BitPay, NOWPayments, CoinGate, Triple-A, and OpenNode. Shopify integration availability confirmed against the Shopify App Store. Figures refresh quarterly.
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