Coins / Fei USD / FEI → BUIDL
Fei USD BlackRock USD Institutional Digital Liquidity Fund

Convert FEI to BUIDLon Ethereum

1 FEI ≈ 1.008 BUIDL

Swap Fei USD (FEI) to BlackRock USD Institutional Digital Liquidity Fund (BUIDL) on Ethereum at the best cross-chain rate. SwitchFi routes your FEI → BUIDL exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.

FEI to BUIDL market data

Metric FEI BUIDL · Ethereum
Price $1.01 $1.00
Market cap $3.59M $2.38B
24h volume $458 $0
24h change +0.85% +0.00%
7d change +0.60% +0.00%
24h high / low $1.01 / $0.9976 $1.00 / $1.00
All-time high $5.55 $1.00
Market cap rank #1784 #38

What is the FEI to BUIDL exchange rate?

At the current market price, 1 FEI ≈ 1.008 BUIDL, and 1 BUIDL ≈ 0.99206349 FEI. 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 carries the larger market value of the two — $2.38B versus $3.59M for Fei USD. On the overall leaderboard they sit at #1784 and #38 respectively. Day-on-day, FEI printed +0.85% and BUIDL printed +0.00%, meaning the exchange rate between them has moved in FEI's favour. Zooming out to a week, FEI has moved +0.60% while BUIDL has moved +0.00%.

FEI to BUIDL converter & price calculator

Indicative, based on current market prices. Get a live quote in the swap.

FEI / BUIDL conversion tables

FEI to BUIDL
0.1 FEI0.1008 BUIDL
0.5 FEI0.504 BUIDL
1 FEI1.008 BUIDL
5 FEI5.04 BUIDL
10 FEI10.08 BUIDL
50 FEI50.4 BUIDL
100 FEI100.8 BUIDL
500 FEI504 BUIDL
1000 FEI1008 BUIDL
BUIDL to FEI
0.1 BUIDL0.09920635 FEI
0.5 BUIDL0.49603175 FEI
1 BUIDL0.99206349 FEI
5 BUIDL4.9603 FEI
10 BUIDL9.9206 FEI
50 BUIDL49.6032 FEI
100 BUIDL99.2063 FEI
500 BUIDL496.0317 FEI
1000 BUIDL992.0635 FEI
Instant exchange
You pay
You receive · estimated
Estimated. Exact route & fees are confirmed in your wallet before you sign.
Slippage tolerance%
%

You spend
$
USD
You get · estimated
Buying crypto with cash is coming soon. Meanwhile, use the Swap tab to trade between crypto assets.
Select token & network
Loading tokens…
No tokens match.
Loading tokens…
Select network
No network matches “”.
Unverified token

() 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.

Contract address — check it's the real one

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:

  1. 1Open your wallet app (MetaMask, OKX, TokenPocket, TronLink…).
  2. 2Find the Browser / Discover / DApp tab.
  3. 3Paste this address and open it:
Choose a wallet

You have more than one wallet installed. Pick the one to connect.

You pay ·
You receive (est.) ·
Minimum received
Max slippage%
Route
Recipient

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.

Swap submitted

View source transaction

About Fei USD and BlackRock USD Institutional Digital Liquidity Fund

Fei USD (FEI) ranks #1784 by market capitalisation at $3.59M. It is trading 81.8% below its all-time high of $5.55. There are currently 3.57M FEI in circulation. Recent performance reads +0.60% over 7 days and +1.17% over the past month for FEI. Around $458 of FEI changes hands every 24 hours.

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.

How to convert FEI to BUIDL

  1. 1 Enter the amount of FEI you want to convert — the swap widget on this page is prefilled with the FEI → BUIDL pair.
  2. 2 Connect a compatible wallet: MetaMask, OKX, Trust Wallet, TokenPocket, TronLink, UniSat, Phantom and others.
  3. 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. 4 Confirm the transaction in your wallet and track the swap on the My transactions page until the funds arrive.

FEI to BUIDL FAQ

What is the FEI to BUIDL exchange rate?

At current prices one FEI converts to about 1.008 BUIDL, and one BUIDL to about 0.99206349 FEI. The figure tracks the market in real time — the binding rate is the one quoted at execution.

How to swap, exchange or convert FEI to BUIDL on SwitchFi?

Three steps: set the FEI amount, connect your wallet, then approve the best quoted FEI→BUIDL route. Funds move wallet-to-wallet — SwitchFi never holds them.

Is the FEI to BUIDL swap instant?

If both assets live on the same chain the swap confirms within seconds. Cross-chain conversions add a few minutes of bridge confirmation time, with live status tracking throughout.

Are there fees to convert FEI to BUIDL?

SwitchFi shows the network, DEX and bridge fees up front in the quote. You always see the minimum you'll receive before confirming — there are no hidden custody fees because you never give up control of your funds.

Do I need an account to exchange FEI for BUIDL?

No. SwitchFi is a non-custodial router — connect a compatible wallet and swap. No sign-up, no KYC to use the on-chain swap.

Market data by CoinGecko, cached server-side. Prices are informational — the exact swap rate is quoted at execution time.