What Is a Crypto Payment Gateway? A Merchant’s Guide
Understand how crypto gateways turn wallet transfers into verified orders, invoices and fulfillment events.
Read article THE COINVAY JOURNALCrypto payments.
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From your first payment link to the details that make an integration work. Practical knowledge for building a business on crypto.
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START HERE / GETTING STARTEDWhat actually happens
Inside a crypto payment gateway
What actually happens
when a customer pays?
Inside a crypto payment gateway Less hype. More understanding.
Original, AI-assisted guides grounded in the Coinvay implementation and linked primary sources. Examples are illustrative. We explain tradeoffs, not investment predictions.
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100 articles
How to Accept Crypto Payments Without Rebuilding Your Store
A practical launch sequence for receiving crypto through hosted payment links or an API integration.
Read articleNon-Custodial Crypto Payments: What Merchants Control
Learn what direct wallet control changes, what the gateway still does and which responsibilities stay with the merchant.
Read articleCrypto Checkout vs. Sharing a Wallet Address
Compare direct wallet transfers with a checkout that tracks orders, quotes and verified payments.
Read articleMerchant Crypto Wallet Setup: Receiving Addresses and Access
Set up receiving wallets with clear network labels, ownership checks and an operational recovery plan.
Read articleCrypto Payments Without KYC Documents: What Coinvay Means
Understand document-free Coinvay onboarding without confusing it with anonymity or universal legal exemption.
Read articleCrypto Payment Fees: Gateway Commission, Gas and Other Costs
Read a crypto checkout’s true cost by separating network fees, provider charges, plans and conversion costs.
Read articleCrypto Payment Confirmations: When Is an Order Paid?
Distinguish transaction broadcast, block inclusion and the gateway’s confirmation policy before fulfilling an order.
Read articleHow to Create and Share a Crypto Payment Link
Use a hosted invoice link to collect a specific payment with clear order details and a verified receipt.
Read articleCrypto Invoice vs. Payment Link: One Request, Two Views
Understand the difference between the merchant’s invoice record and the customer’s hosted checkout URL.
Read articleHow to Accept Bitcoin Payments as a Merchant
Set up native BTC receipts, understand confirmation timing and keep invoices tied to the correct transaction.
Read articleHow to Accept USDC Payments on Supported Networks
Use the correct USDC contract, receiving network and gas asset when collecting stablecoin payments.
Read articleBrowse all 100 guides by topic +
Getting started
- What Is a Crypto Payment Gateway? A Merchant’s Guide
- How to Accept Crypto Payments Without Rebuilding Your Store
- Non-Custodial Crypto Payments: What Merchants Control
- Crypto Checkout vs. Sharing a Wallet Address
- Merchant Crypto Wallet Setup: Receiving Addresses and Access
- Crypto Payments Without KYC Documents: What Coinvay Means
- Crypto Payment Fees: Gateway Commission, Gas and Other Costs
- Crypto Payment Confirmations: When Is an Order Paid?
- How to Create and Share a Crypto Payment Link
- Crypto Invoice vs. Payment Link: One Request, Two Views
Currencies
- How to Accept Bitcoin Payments as a Merchant
- How to Accept USDC Payments on Supported Networks
- How to Accept USDT Payments Without Network Confusion
- USDT TRC-20 for Merchants: Setup, Fees and Verification
- USDT ERC-20 vs. TRC-20 vs. BNB Chain: A Checkout Guide
- USDC vs. USDT for Merchant Payments: A Decision Framework
- Accepting ETH Payments: Native Ether vs. Ethereum Tokens
- How to Accept BNB Payments on BNB Smart Chain
- How to Accept Native SOL Payments on Solana
- Accepting TRX Payments: Native Tron Coin for Merchants
- Accepting TON Payments: Native Toncoin and Clear Checkout Labels
- How to Accept POL Payments on Polygon
- DAI Payments for Merchants: Contract Identity and Practical Setup
- PYUSD Payments: What Merchants Should Check Before Acceptance
- Stablecoin Payments: Useful Benefits and Risks for Businesses
Networks
- Ethereum Merchant Payments: Mainnet Checkout Operations
- Base Crypto Payments: Mainnet, Testnet and USDC Routes
- Polygon Crypto Payments: Asset Identity and Merchant Checks
- BNB Chain Crypto Payments: Network and Provider Reliability
- Bitcoin Confirmations for Merchants: Waiting Without Guesswork
- Solana Payment Confirmation: Finalized SOL Receipts
- Tron Resources and USDT Fees: What Checkout Should Explain
- TON Addresses and Transaction Hashes: A Merchant Troubleshooting Guide
- Layer 2 Crypto Payments: Lower Friction Without Hidden Assumptions
- How to Choose a Crypto Payment Network for Your Customers
Merchant operations
- Direct Wallet Settlement vs. Platform Balances
- Wrong Network at Crypto Checkout: Prevention and Support
- Crypto Quote Expiry: What Happens When the Timer Runs Out?
- Crypto Underpayments and Overpayments: An Exact-Amount Workflow
- Crypto Payment QR Codes: Convenience With Verification
- Add your business name and logo to crypto checkout
- Recurring crypto invoices: collect each billing period clearly
- How Coinvay automatic crypto subscriptions work
- Let customers cancel automatic crypto subscriptions
- Send outgoing crypto payments from a merchant wallet
- Handle crypto refunds with a clear merchant workflow
- Reconcile crypto payments without losing the order context
- Use merchant crypto payment analytics to make operational decisions
- What the Free plan’s monthly invoice limit means
- Choose monthly or yearly Coinvay merchant billing
Developer guides
- How to integrate a crypto payment API without trusting the browser
- Create crypto invoices with the Coinvay API
- Verify Coinvay crypto payment webhook signatures
- Make crypto order fulfillment idempotent
- Poll crypto payment status reliably
- Integrate Coinvay payments into a PHP website
- Add crypto checkout to a JavaScript website
- Accept crypto payments in a mobile app with hosted checkout
- Set up Coinvay crypto payments for WooCommerce
- Connect WHMCS invoices to Coinvay crypto checkout
- Shopify crypto payment integration: what Coinvay currently provides
- Use Coinvay payment links with a Kajabi offer
- Protect merchant API keys in a crypto payment integration
- Test a crypto checkout without mixing test and live payments
- Make a Base Sepolia test payment in Coinvay
Security
- Protect the wallet keys that receive merchant payments
- Use Google Authenticator to protect a merchant account
- Reduce phishing risk in crypto payment checkout
- Verify blockchain payment evidence before fulfilling an order
- Prevent replayed payment webhooks from delivering twice
- Why RPC reliability matters for a crypto payment gateway
- Keep testnet payments out of live orders and revenue
- Control access to merchant and administrator payment records
- Understand privacy in a crypto merchant checkout
- A practical security checklist for launching crypto checkout
Business use cases
- Accept crypto payments for digital products without premature delivery
- Use crypto invoices for freelance client work
- Organize agency crypto payments around clients and milestones
- Choose the right crypto billing flow for a SaaS product
- Use crypto payment links for fixed-amount donation requests
- Crypto payments for online courses: connect payment to enrollment
- Crypto payments for memberships: access, renewals and cancellation
- Crypto invoices for international clients: agree on the payment details
- Crypto payments for ecommerce: make checkout and fulfillment agree
- Crypto payment links for creators: commissions, downloads and receipts
Choosing a gateway
- How to compare crypto payment gateways without a misleading scorecard
- When Coinvay is a good fit for a merchant—and when it is not
- What zero commission means in a crypto payment gateway cost model
- Non-custodial vs custodial payment gateways: compare control and responsibility
- Crypto payment gateway migration: keep old orders and new receipts consistent
Comparisons
- Coinvay vs ATLOS: compare direct-wallet crypto payment gateways
- Coinvay vs BTCPay Server: hosted multichain checkout or Bitcoin infrastructure?
- Coinvay vs BitPay: retaining crypto versus managed settlement
- Coinvay vs Coinbase Business: what changed after Coinbase Commerce?
- Coinvay vs NOWPayments: compare direct receipt, conversion and total cost
- Coinvay vs CoinGate: direct crypto receipt or managed conversion?
- Coinvay vs Stripe stablecoin payments: choose your settlement model
- Coinvay vs PayPal crypto payments: wallet receipts or USD settlement?
- Coinvay vs Triple-A: direct-wallet payments or local-currency settlement?
- Coinvay vs CoinPayments: compare fees, wallet balances and settlement modes
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Published by Coinvay on 27 October 2026 with AI-assisted drafting. Technical and product statements were checked against the implementation and official documentation. We do not claim independent testing of every third-party service or invent customer results.
Comparison articles include our own product and identify practical advantages and limitations. Fees, supported networks, eligibility and plan features can change. Confirm the current terms in the linked source and your merchant account before deciding.
These guides explain payment operations and software integration. They do not promise returns, regulatory exemptions, search rankings or inclusion in AI answers. Machine-readable copies are available through our public content index and RSS feed.