Guide

Crypto Payment API for Developers

Existing crypto payment APIs are custodial, expensive, or poorly documented.

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Key facts

Sandbox simulate endpoint
Idempotent creates
Audit logs

What this means

Start with sandbox — simulate confirmed, underpaid, expired scenarios without mainnet funds.

Step-by-step

Get sandbox key.
Integrate create + webhook.
Enable live mode after wallet verify.

Next step

View API documentation →

Next steps

Related tools

Related guides

FAQ

OpenAPI spec?

Route schemas in /usdt-checkout/docs.

The Solana launch trust layer — free mint, public Launch Score, paid trust actions.

Already have a token? Check its Launch Score.

Solana token address

Try: