CryptoPayIn
Topic

Running crypto payments day to day

Operational guides for merchants already live: refunds, underpayments, bookkeeping, payouts, key security and what to do when a payment goes sideways.

1 guide

All guides
OperationsCrypto chargebacks and refunds: the merchant's playbook

Finality removes the bank from the middle — and hands you every decision it used to make. The refund policy to write, the seven payment accidents that actually happen, and the fraud that replaces friendly fraud.

12 min readUpdated August 2026
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Other topics

Getting started

Your first crypto invoice, end to end — what to enable, what to ignore.

2 guidesIntegration & API

Endpoints, webhooks, idempotency, SDK-free wiring for any stack.

1 guidePrivacy & no-KYC

Accepting money without handing over an identity — yours or theirs.

3 guidesCoins & networks

Which assets and chains are worth a slot on your checkout.

2 guidesFees & costs

The whole cost stack — headline rate, spread, network, payout.

1 guideStablecoins

Dollar-denominated settlement without a bank in the middle.

1 guideIndustries

Verticals card rails price out, and what changes on-chain.

2 guidesComparisons

Head-to-head with the processors you are probably evaluating.

1 guide

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