Convert BUIDLon Optimism to Uon Ethereum
Swap BlackRock USD Institutional Digital Liquidity Fund (BUIDL) on Optimism to United Stables (U) on Ethereum at the best cross-chain rate. SwitchFi routes your BUIDL → U exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
BUIDL to U market data
| Metric | BUIDL · Optimism | U · Ethereum |
|---|---|---|
| Price | $1.00 | $1 |
| Market cap | $2.38B | $1.03B |
| 24h volume | $0 | $3.57M |
| 24h change | +0.00% | +0.06% |
| 7d change | +0.00% | +0.04% |
| 24h high / low | $1.00 / $1.00 | $1.00 / $0.9982 |
| All-time high | $1.00 | $1.01 |
| Market cap rank | #38 | #65 |
What is the BUIDL to U exchange rate?
At the current market price, 1 BUIDL ≈ 1 U, and 1 U ≈ 0.999992 BUIDL. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
BlackRock USD Institutional Digital Liquidity Fund is the larger asset of this pair: its market capitalisation of $2.38B is roughly 2.3× that of United Stables at $1.03B. BUIDL holds rank #38 while U holds #65 by market capitalisation. Day-on-day, BUIDL printed +0.00% and U printed +0.06%, meaning the exchange rate between them has moved in U's favour. Across the last 7 days the comparison reads +0.00% for BUIDL versus +0.04% for U.
BUIDL to U converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
BUIDL / U conversion tables
Your payment wallet can't receive on — its address format differs.
Amounts include provider fees; ★ marks each provider's best-value payment method. Checkout opens securely on the provider's site and is pre-filled with your connected wallet.
() on is not verified and may be a scam or an impostor of a well-known token. You could end up with a token you can't sell.
This browser has no crypto wallet. Pick your wallet app — SwitchFi will open inside its built-in browser, where you can connect.
The app didn't open — it may not be installed. You can still use SwitchFi from any wallet app:
- 1Open your wallet app (MetaMask, OKX, TokenPocket, TronLink…).
- 2Find the Browser / Discover / DApp tab.
- 3Paste this address and open it:
You have more than one wallet installed. Pick the one to connect.
Fetching live quote…
Live quote, net of DEX/bridge/gas fees. The final amount is confirmed in your wallet at execution.
Indicative estimate — the exact amount is confirmed in your wallet at execution.
About BlackRock USD Institutional Digital Liquidity Fund and United Stables
BlackRock USD Institutional Digital Liquidity Fund (BUIDL) is the #38 cryptocurrency by market cap, worth $2.38B in aggregate. It is trading close to its all-time high of $1.00. There are currently 2.38B BUIDL in circulation. BUIDL has moved +0.00% week-on-week and +0.00% over 30 days.
With a total market value of $1.03B, United Stables (U) sits at #65 among all cryptocurrencies. The price is hovering near its record high of $1.01. Circulating supply stands at 1.03B U. Over the last 7 days U is +0.04%, and +0.03% across 30 days. Around $3.57M of U changes hands every 24 hours.
How to convert BUIDL to U
- 1 Enter the amount of BUIDL on Optimism you want to convert — the swap widget on this page is prefilled with the BUIDL → U pair.
- 2 Connect a compatible wallet: MetaMask, OKX, Trust Wallet, TokenPocket, TronLink, UniSat, Phantom and others.
- 3 Review the quoted route — the estimated and minimum amount of U on Ethereum you will receive, plus network, DEX and bridge fees, are all shown before you sign.
- 4 Confirm the transaction in your wallet and track the swap on the My transactions page until the funds arrive.
Other options to exchange U
BTC → UEthereum
Bitcoin
ETH → UEthereum
Ethereum
USDTEthereum → UEthereum
Tether
BNB → UEthereum
BNB
USDCEthereum → UEthereum
USDC
XRP → UEthereum
XRP
SOL → UEthereum
Solana
TRX → UEthereum
TRON
FIGR_HELOC → UEthereum
Figure Heloc
HYPE → UEthereum
Hyperliquid
DOGE → UEthereum
Dogecoin
USDSEthereum → UEthereum
USDS
Convert any other cryptocurrency from BUIDL
BUIDLOptimism → BTC
Bitcoin
BUIDLOptimism → ETH
Ethereum
BUIDLOptimism → USDTEthereum
Tether
BUIDLOptimism → BNB
BNB
BUIDLOptimism → USDCEthereum
USDC
BUIDLOptimism → XRP
XRP
BUIDLOptimism → SOL
Solana
BUIDLOptimism → TRX
TRON
BUIDLOptimism → FIGR_HELOC
Figure Heloc
BUIDLOptimism → HYPE
Hyperliquid
BUIDLOptimism → DOGE
Dogecoin
BUIDLOptimism → USDSEthereum
USDS
BUIDL to U FAQ
What is the BUIDL to U exchange rate?
At current prices one BUIDL converts to about 1 U, and one U to about 0.999992 BUIDL. The figure tracks the market in real time — the binding rate is the one quoted at execution.
How to swap, exchange or convert BUIDL to U on SwitchFi?
Three steps: set the BUIDL amount, connect your wallet, then approve the best quoted BUIDL→U route. Funds move wallet-to-wallet — SwitchFi never holds them.
Is the BUIDL to U swap instant?
Speed depends on the route: same-chain trades are near-instant, while bridged cross-chain paths usually complete in a few minutes. Progress is trackable the whole way.
Are there fees to convert BUIDL to U?
All costs — gas, DEX fees and any bridge fee — are included in the quote before you sign, along with the guaranteed minimum you'll receive. There are no account or custody charges.
Do I need an account to exchange BUIDL for U?
No account is needed. You connect a wallet, approve the swap and receive the funds directly — there is no registration or KYC step for on-chain swaps.
Market data by CoinGecko, cached server-side. Prices are informational — the exact swap rate is quoted at execution time.