How to check payment through the API without a webhook
Server-side invoice checks through the API: payment statuses, bounded polling, errors, one-time order fulfilment and recovery after a restart.
Cryptanio Wiki — Page 2
Practical guides and explanations for cryptocurrency payments, monitoring and integrations.
What is a TXID and where can you find a transaction ID?
Where to copy a TXID in a wallet or on an exchange, how to check it in an explorer, and how it differs from an address, a withdrawal request and an invoice number. The ID alone does not prove that an order has been paid.
USDT transfer network fees: who pays and what determines the cost?
How to distinguish network fees, wallet or exchange charges and payments for Cryptanio services. What determines the cost of a USDT transfer and how to check the amount the recipient will receive.
How to accept USDC payments on your website
Set up payment for a single order in USDC on a network chosen in advance: verify the exact token, connect an address to the project, create an invoice and confirm the result on your server.
How to restrict an API key to one project
Create a separate key for server-side invoice reconciliation in one project: select the project, read access and the required API section, configure IP rules and expiry, then test the access boundary.
How to check notification delivery and resend it
Find a notification in Deliveries, review the sending result, and queue another delivery of the same event if needed.
How to route different project events to different channels
Set up separate Telegram, Discord, and Slack routes for one project’s confirmations, rollbacks, and outgoing transfers.
How to accept or reject a crypto payment received after the payment deadline
Choose the correct payment attempt and decide how to handle a late payment: access rights, invoice menu actions, and checking the result.
How to monitor transfers above a minimum amount
Set a minimum amount for one asset in Monitoring: base units, an inclusive threshold, and checks using artificial data.