Convert BOLDon Optimism to BUIDLon Ethereum
Swap BOLD (BOLD) on Optimism to BlackRock USD Institutional Digital Liquidity Fund (BUIDL) on Ethereum at the best cross-chain rate. SwitchFi routes your BOLD → BUIDL exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
BOLD to BUIDL market data
| Metric | BOLD · Optimism | BUIDL · Ethereum |
|---|---|---|
| Price | $0.9998 | $1.00 |
| Market cap | $32.31M | $2.77B |
| 24h volume | $391,284 | $0 |
| 24h change | +0.01% | +0.00% |
| 7d change | -0.10% | +0.00% |
| 24h high / low | $1.00 / $0.9994 | $1.00 / $1.00 |
| All-time high | $1.01 | $1.00 |
| Market cap rank | #608 | #35 |
What is the BOLD to BUIDL exchange rate?
At the current market price, 1 BOLD ≈ 0.99981 BUIDL, and 1 BUIDL ≈ 1.0002 BOLD. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
In size terms BOLD is the junior asset: it is valued at $32.31M against BlackRock USD Institutional Digital Liquidity Fund's $2.77B, a gap of about 86×. They currently rank #608 and #35 among all cryptocurrencies. Day-on-day, BOLD printed +0.01% and BUIDL printed +0.00%, meaning the exchange rate between them has held roughly steady. Across the last 7 days the comparison reads -0.10% for BOLD versus +0.00% for BUIDL.
BOLD to BUIDL converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
BOLD / BUIDL conversion tables
Your payment wallet can't receive on — its address format differs.
Amounts include provider fees; ★ marks the 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 BOLD and BlackRock USD Institutional Digital Liquidity Fund
With a total market value of $32.31M, BOLD (BOLD) sits at #608 among all cryptocurrencies. It is trading 1.3% below its all-time high of $1.01. Circulating supply stands at 32.32M BOLD. Recent performance reads -0.10% over 7 days and -0.10% over the past month for BOLD. Around $391,284 of BOLD changes hands every 24 hours.
BlackRock USD Institutional Digital Liquidity Fund (BUIDL) is the #35 cryptocurrency by market cap, worth $2.77B in aggregate. It is trading close to its all-time high of $1.00. There are currently 2.77B BUIDL in circulation. BUIDL has moved +0.00% week-on-week and +0.00% over 30 days.
How to convert BOLD to BUIDL
- 1 Enter the amount of BOLD on Optimism you want to convert — the swap widget on this page is prefilled with the BOLD → BUIDL 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 BUIDL 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 BUIDL
BTC → BUIDLEthereum
Bitcoin
ETH → BUIDLEthereum
Ethereum
USDTEthereum → BUIDLEthereum
Tether
BNB → BUIDLEthereum
BNB
XRP → BUIDLEthereum
XRP
USDCEthereum → BUIDLEthereum
USDC
SOL → BUIDLEthereum
Solana
TRX → BUIDLEthereum
TRON
FIGR_HELOC → BUIDLEthereum
Figure Heloc
HYPE → BUIDLEthereum
Hyperliquid
ZEC → BUIDLEthereum
Zcash
DOGE → BUIDLEthereum
Dogecoin
Convert any other cryptocurrency from BOLD
BOLDOptimism → BTC
Bitcoin
BOLDOptimism → ETH
Ethereum
BOLDOptimism → USDTEthereum
Tether
BOLDOptimism → BNB
BNB
BOLDOptimism → XRP
XRP
BOLDOptimism → USDCEthereum
USDC
BOLDOptimism → SOL
Solana
BOLDOptimism → TRX
TRON
BOLDOptimism → FIGR_HELOC
Figure Heloc
BOLDOptimism → HYPE
Hyperliquid
BOLDOptimism → ZEC
Zcash
BOLDOptimism → DOGE
Dogecoin
BOLD to BUIDL FAQ
What is the BOLD to BUIDL exchange rate?
At current prices one BOLD converts to about 0.99981 BUIDL, and one BUIDL to about 1.0002 BOLD. The figure tracks the market in real time — the binding rate is the one quoted at execution.
How to swap, exchange or convert BOLD to BUIDL on SwitchFi?
Type in how much BOLD you're converting, connect a wallet, check the quoted BOLD→BUIDL route and confirm in the wallet. The router compares DEX and bridge paths and settles without ever taking custody.
Is the BOLD to BUIDL swap instant?
Same-chain swaps settle in seconds; cross-chain routes typically take a few minutes while the bridge confirms on both sides. You can track live status until the funds land.
Are there fees to convert BOLD to BUIDL?
The usual on-chain costs apply (network gas plus DEX/bridge fees), but they're disclosed inside the quote together with the minimum received. Nothing is charged for accounts or custody.
Do I need an account to exchange BOLD for BUIDL?
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.