Sphere Blog
3 min

Onramper Accounts: Automated Fiat-to-Stablecoin Conversion, Now on the Dashboard

Generate dedicated zero balance, static routing accounts

Written by
Sphere Team
Published on
August 19, 2026

Platforms and businesses that fund the same wallets on a recurring basis have historically had to create an onramp transfer for every deposit. Onramper Accounts remove that step: each one gives a customer a dedicated zero-balance, static routing account that automatically converts fiat deposits to stablecoins on-chain. They can now be created and managed directly from the dashboard, with no per-transfer API call.

Provision Once, Convert Automatically

Create an account in a single panel: choose US or EU bank details, assign a destination wallet and network, and pick the destination stablecoin. Deposit instructions come back immediately, with a copy action on every field.

  • USD and EUR in: ACH and Wire on the same account, or SEPA for EUR.
  • USDC, USDT, or EURC out: delivered to the wallet you assign, on any supported network.
  • Nothing to do per deposit: your customer deposits, Sphere converts, the stablecoin lands on-chain.

It's the automated counterpart to Offloader Wallets, which give each customer a dedicated on-chain address that automatically converts incoming stablecoins to fiat bank payouts. The two sit together under Autoramp Accounts in the dashboard sidebar.

Manage the Full Lifecycle

Every account gets its own page: configuration, deposit instructions, and its own transfer history with click-through to any deposit. Those deposits also appear in your main transfers list under an "Onramper account" badge.

Redirect the destination stablecoin, network, or wallet address in place, without re-provisioning; deposit instructions already in circulation stay valid. Deactivate an account when it's no longer needed and reactivate it later. Anything arriving after deactivation is refunded to the sender automatically, and deposit instructions are hidden while an account is inactive, so nobody shares routing details for a channel that's closed.

Who It's For

Integrators managing payments on behalf of end customers get the customer as a first-class dimension: the account list is led by a Customer column and filter, you choose the customer when you provision, and each customer's profile has its own Onramper accounts tab. Provision an account, hand over the deposit instructions, and your customer deposits from their own bank — no exchange account and no manual conversion on their end.

Businesses funding their own wallets get the same surface without the customer dimension. Treasury teams building a stablecoin position, companies paying suppliers in USDC, platforms topping up their own wallets. Provision once, then send an ordinary bank transfer and let the conversion happen on arrival.

One-off onramp transfers remain available in the dashboard and through the Transfers API when you need explicit per-transfer control, webhooks, or a flow triggered by your backend. Onramper Accounts are for when the deposit itself should be the trigger.

Getting Started

Onramper Accounts are live under Autoramp Accounts in the dashboard. Create one Onramper Account per customer, even where several share a destination walletn Onramper Account has no per-transfer attribution, so the account itself is how deposits stay attributable. See the docs for supported networks and deposit minimums.

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