Convert ALTon Ethereum to B
Swap AltLayer (ALT) on Ethereum to BUILDon (B) at the best cross-chain rate. SwitchFi routes your ALT → B exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
ALT to B market data
| Metric | ALT · Ethereum | B |
|---|---|---|
| Price | $0.006154 | $0.1279 |
| Market cap | $43.84M | $127.88M |
| 24h volume | $4.23M | $3.23M |
| 24h change | +0.71% | -4.35% |
| 7d change | -4.40% | -4.10% |
| 24h high / low | $0.006201 / $0.006018 | $0.134 / $0.1276 |
| All-time high | $0.6767 | $0.7626 |
| Market cap rank | #492 | #228 |
What is the ALT to B exchange rate?
At the current market price, 1 ALT ≈ 0.04812243 B, and 1 B ≈ 20.7803 ALT. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
AltLayer is the smaller side of this pair — BUILDon's market capitalisation of $127.88M is roughly 2.9× larger than AltLayer's $43.84M. ALT holds rank #492 while B holds #228 by market capitalisation. Day-on-day, ALT printed +0.71% and B printed -4.35%, meaning the exchange rate between them has moved in ALT's favour. Across the last 7 days the comparison reads -4.40% for ALT versus -4.10% for B. Daily turnover runs at $4.23M for ALT and $3.23M for B, so routed swaps between the two settle at market rates without moving the price. Measured from record highs, ALT is down 99.1% and B is down 83.2%.
ALT to B converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
ALT / B conversion tables
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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 AltLayer and BUILDon
AltLayer (ALT) ranks #492 by market capitalisation at $43.84M. Compared with its $0.6767 all-time peak, it currently trades 99.1% lower. 7.13B ALT is circulating out of a hard cap of 10.00B ALT — about 71% of the eventual supply. Over the last 7 days ALT is -4.40%, and +8.10% across 30 days. Around $4.23M of ALT changes hands every 24 hours.
BUILDon (B) ranks #228 by market capitalisation at $127.88M. Compared with its $0.7626 all-time peak, it currently trades 83.2% lower. Of a maximum supply of 1.00B B, 1.00B B (100%) is already in circulation. Recent performance reads -4.10% over 7 days and -22.40% over the past month for B. Around $3.23M of B changes hands every 24 hours.
How to convert ALT to B
- 1 Enter the amount of ALT on Ethereum you want to convert — the swap widget on this page is prefilled with the ALT → B 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 B 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 B
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USDC
ALTEthereum → SOL
Solana
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ALT to B FAQ
What is the ALT to B exchange rate?
Right now 1 ALT ≈ 0.04812243 B (and 1 B ≈ 20.7803 ALT). Rates update continuously from live market data; the exact amount you receive is quoted in your wallet before you sign.
How to swap, exchange or convert ALT to B on SwitchFi?
Type in how much ALT you're converting, connect a wallet, check the quoted ALT→B route and confirm in the wallet. The router compares DEX and bridge paths and settles without ever taking custody.
Is the ALT to B 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 ALT to B?
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 ALT for B?
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.