L2 Block
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Total Txs
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confirmed
BTC Height
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Custom Signet
State Root
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SMT keccak256
Recent Blocks
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Send Transaction
Connect MetaMask to send transactions and claim free testnet BTC.
Stax Network will be added to MetaMask automatically — no manual setup.
Stax Network will be added to MetaMask automatically — no manual setup.
Deposit BTC → L2
You'll get a personal Bitcoin deposit address. Send testnet BTC there — it appears on Stax L2 automatically after ~30 seconds.
Uses P2TR (Taproot) format, secured by Bitcoin's settlement layer.
Uses P2TR (Taproot) format, secured by Bitcoin's settlement layer.
Withdraw L2 → Bitcoin
Move your BTC from Stax L2 back to Bitcoin. MetaMask signs the L2 transaction, then the bridge settles it on Bitcoin L1 (~90 seconds, 3 confirmation blocks).
Check Status
DeFi Protocols on BTC L2
5 live DeFi primitives running on Stax Network:
🔒 Lock ·
📈 Staking 5% APY ·
⇄ AMM Swap ·
🏦 Vault (vBTC) ·
💰 Lending
Search
ZK Proof Inspector
Protocol Info
Architecture
BitVM2+3 Hybrid · REVM Sequencer · SP1 Groth16 ZK Proofs
Prover
✓ ZK SP1 v6.1 Groth16 · Succinct Network · ~25s/proof
Challenge Window
3 Bitcoin blocks (~90s demo · 1008 mainnet)
Fraud Proof
Lamport OTS equivocation · 66kB AssertTx witness · 1184 Tapscript leaves
State
Sparse Merkle Tree depth=160 · keccak256 · RocksDB
L1 Anchor Wallet
tb1ql2qtkx0nl34rg8ynxyrtcmkjmtsfe0hqexeza7
BitVM3s Withdrawal Address
tb1qze2y0nhfd9gp9jz5dkfld0ydewj8xkj7s3vvuf
EVM RPC
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MetaMask Setup
Click Connect MetaMask — chain added automatically · Chain ID
0x4254434c32