Guides
How stablecoin payments actually work
Written for people who want to pay confidently or start accepting payments — not for people who want to understand blockchains. Every guide is dated and updated when the facts change.
Spending stablecoins
Where acceptance is real, and how to pay without losing money.
Where can you spend stablecoins?
An honest survey of what you can actually buy with USDC, USDT and other stablecoins in 2026 — the categories that work, the ones that do not, and the workarounds that bridge the gap.
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CornerstoneWhere can you spend USDC?
USDC is the most widely accepted stablecoin at merchant checkouts. Here is what you can buy with it, which network to use, and what to check before you send.
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CornerstoneWhere can you spend USDT?
USDT is the most-held stablecoin in the world and widely accepted at merchant checkouts, particularly by platforms serving global markets. Here is where it works.
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Accepting stablecoins
For businesses adding a stablecoin payment option.
How to accept stablecoin payments
What it actually takes to add stablecoin acceptance to a business — the integration is the easy part, and this guide is mostly about the rest.
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CornerstoneStablecoin payment gateways compared
There is no single best gateway, only a best gateway for a given business. This compares the main options on the criteria that actually decide it.
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How it works
The mechanics behind a crypto checkout.
How stablecoin payments work
A plain explanation of the mechanics behind a stablecoin checkout, written for people who want to pay confidently rather than understand blockchains.
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Stablecoin payments vs credit cards
Cards are better for some things and stablecoins for others. This is an honest account of which is which, from both the payer's and the merchant's side.
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Networks
Choosing where to settle a payment.
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New guides and merchant coverage are published to our RSS feed. Everything here is dated, and we update rather than republish when the facts change.