USDAU stablecoin launches for business dollar rails

The USDAU stablecoin is AllUnity's dollar token, announced from Frankfurt on September 30, 2026. The company calls it a fully reserved, MiCAR-compliant e-money token. Cointelegraph's same-day story tracks that announcement and adds market-cap figures for AllUnity's older coins.

TL;DR - USDAU is pegged 1:1 to the dollar, backed by segregated reserves, and issued by a BaFin-licensed e-money institution. - It launched on Ethereum, Solana, Base, Tempo, Arc, and Polygon, with more networks planned later in 2026. - Minting and redemption through the Business Mint Account are free for fully onboarded institutional clients. The pages describe a business product, not a consumer app.

What actually happened

AllUnity's release says the token sits beside euro, Swiss franc, and Swedish krona coins already in the portfolio: EURAU, CHFAU, and SEKAU. It is redeemable 1:1 at par. The stated use is programmable dollar liquidity that a business can hold, transfer, and settle at any hour. The USDAU stablecoin debuted on the six networks named above. Further chains are described only as "later this year," with no dates.

Named roles for the USDAU stablecoin are specific. Banking Circle provides reserve and transaction banking for the fiat reserves. Flowdesk is the designated liquidity provider. Archax is a direct minting and redemption partner for institutional treasury and settlement. Hercle is an off-ramp and foreign-exchange partner. The launch list also includes Bitcoin Suisse, RULEMATCH, BitGo, and Galaxy. Galaxy appears twice in the company's materials: as a launch partner and as one of the three firms that established AllUnity, with DWS and Flow Traders.

Availability for the USDAU stablecoin started September 30, 2026 through the Business Mint Account and through supported exchanges and ecosystem partners. Fully onboarded institutional clients can mint and redeem free of charge on that account. Alongside the token, AllUnity introduced Instant FX on the same account, so a business can mint in foreign currencies and move value between supported currencies without building a separate rail for each corridor. Chief financial officer Simon Seiter's line, paraphrased, is that stablecoins already showed value can move at all hours with near-instant settlement, and that the company is now applying that idea to foreign exchange inside one account.

Chief executive Alexander Höptner, on the company page, frames the token as an expansion into a major trade and settlement currency and as a step toward a multi-currency network. The legal notice under the release matters as much as the quote. The communication is marketing. It was not reviewed or approved by an EU member state's competent authority. It is not an offer or a recommendation to buy e-money tokens. A white paper under Article 51 of MiCAR is published, and Article 49 gives holders a redemption right against AllUnity at any time at par. The site says the content is aimed only at legal entities and business customers, not at natural persons or retail consumers.

Cointelegraph's Helen Partz, in a story published September 30 and reviewed by Yohan Yun, calls this the fourth fiat-backed coin in the lineup and repeats the 1:1 peg, the segregated reserves, and the same six networks. That overlap is real. The news story then adds figures the company release does not: CoinGecko-measured market capitalization of roughly $400,000 for EURAU and about $45 million for CHFAU, and a claim that dollar-pegged tokens are more than 99 percent of a global stablecoin market of roughly $291 billion, again attributed to CoinGecko. Those market numbers are Cointelegraph's, via CoinGecko, not AllUnity's reserve attestation.

What the second page adds, and what it repeats

The second page repeats the peg, the regulator, the sibling tickers, and the chain list. It does not restate Instant FX, the free institutional mint, or the partner roster beyond what is needed to say the token exists. Where it only repeats, this article keeps the company page as the source.

What Cointelegraph adds is a policy argument. It says the European Central Bank warned in June that greater use of dollar tokens in European tokenized finance could deepen dependence on the dollar and weaken the euro. Höptner told Cointelegraph, in a comment this article paraphrases, that Europe's concern is not the dollar itself. It is dollar liquidity moving through offshore issuers with no European supervisor, no enforceable redemption right, and no visibility into reserves. He said the new token puts dollar liquidity inside Europe's regulatory perimeter for trade and cross-border payments.

That interview is not on the company blog. It is also not a reserve report. A reader can hold both facts: the issuer says reserves are segregated and redemption is a statutory right, and a news desk says older sister coins are still small beside a dollar-stablecoin market measured in the hundreds of billions. Nothing on either page states USDAU's own circulating supply or market capitalization on launch day. Do not fill that blank.

The company page's redemption right is the operational core. Holders of the e-money token can redeem at par against the issuer. "Free of charge" applies to fully onboarded institutional clients using the Business Mint Account, which is a narrower sentence than "redemption is free for everyone, everywhere." Exchanges and partners are listed as other doors. Their fees are not in the release.

What is still missing

Neither page prints a USDAU stablecoin reserve composition, a custodian breakdown beyond Banking Circle's role, or an assurance report. "Fully backed" and "segregated" are the issuer's words. The white paper is referenced, including a note that the PDF prevails over the XHTML version if they differ. This article did not open that white paper, so it does not pretend to summarize it.

The chain list includes Tempo and Arc as well as the familiar public networks. The release does not explain how liquidity will be split across six chains on day one, or which chain Flowdesk will quote first. A token that exists on six networks can still be thin on five of them.

Cointelegraph's $291 billion and 99 percent figures describe the dollar-stablecoin category, not this issuer. Using them as if they were USDAU's size would be a mistake. The sister-coin caps, roughly $400,000 and about $45 million, are the closer comparison, and they are snapshots Cointelegraph attributes to CoinGecko, not a promise of where the new coin will trade.

What to do as a reader (not a trade)

This is not investment advice. The USDAU stablecoin is a payments and treasury product for businesses, and the issuer says the marketing is not aimed at retail buyers. If you are not an onboarded legal entity, the free mint line does not apply to you.

If you are evaluating it for a company, read Article 49 redemption in the white paper before you treat "1:1" as a market price. A peg and a par redemption right can coexist with an exchange price that wanders when liquidity is thin. Ask which chain you would actually mint on, whether Banking Circle's banking role is the custody arrangement you need, and what Instant FX covers beyond the three sibling currencies plus the dollar. The pages do not price a conversion fee for that FX tool.

Do not confuse the USDAU stablecoin's regulated European issuer with a guarantee against losses on any other dollar token. The Höptner comment draws that contrast. It does not audit anyone else's reserves.

Other crypto-market posts, including how a memecoin crash can unwind and what retail prediction-market losses have looked like, are about speculation, not about an e-money token. AllUnity's September 30 release is the primary page. Cointelegraph's same-day story repeats the launch facts and adds the CoinGecko caps and the June central-bank context.