Wallet APIs for

Three production surfaces: deposit wallets with on-chain splits, NFT / SBT mint & import, and custodial accounts for send / balances / export.

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Rails & networks we integrate with

Ephemeral or client deposits + on-chain split
Mint or import NFTs with signed webhooks
Custodial balances, send & export-key
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Powering any use case

From Cash App on-ramps to custodial spend wallets and membership NFTs — built on the same merchant keys.

On-ramp

Cash App → USDT on BNB Chain
Custodial

Spend wallets for any app
Wallets

Unique deposit, on-chain split
NFTs

Membership & order receipts
Affiliates

Take of gross, before merchant
Multi-chain

Ethereum, Polygon, BNB Chain
Webhooks

Paid = IPN you can trust
Client wallets

One address per customer
Ephemeral

One address per payment
Explore use cases

Merchant console, same API

Create keys, open deposit wallets, mint NFTs, and manage custodial accounts — without running nodes.

Create account
Balance USDT 12 480 $12,480 Activity Deposit #88432m ago +50.00 Merchant split31m ago −49.00 NFT mint1d ago +1

Accept deposits in seconds

Payers use Cash App or send USDC / USDT to a deposit address from POST /api/v1/wallets/create. Your treasury receives the on-chain split — platform, merchant, affiliate.

Read deposit guide
Cashier
Cash App Cash App NxtGateW USDT USDT

One platform for deposits, NFTs, and spend wallets.

Everything below is live under /api/v1 — same X-API-Key and X-API-Secret.

Deposit wallets Ephemeral or client mode. Affiliate split on-chain. Cash App / USDC / USDT ready. /api/v1/wallets NFT / SBT Memberships, licenses, receipts. Mode A mint or Mode B import by tx hash. /api/v1/nft Custodial wallets Create account, balances, history, estimate, send, export-key — for any wallet app. /api/v1/wallet
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Networks & rails — Ethereum, Polygon, BNB, Tron, Solana · USDC, USDT, DAI · Cash App, Circle, WalletConnect, MetaMask, Trust

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