The Sundial Layer-2
A fraud-proof, UTXO-native Bitcoin Layer-2 with its own Bitcoin-anchored bridge - no wrapped tokens, no bridge risk, no dependency on external L2s or custodians.
Sundial-built from the ground up
Bitcoin Layer-2
Full L2 stack: sequencer, state management, and commitment pipeline, with fraud-proof settlement back to Bitcoin L1.
1,000+ TPS benchmarked under load · Fraud-proof settlement
Sundial-built bridge system
UTXO Bridging
Seamless Bitcoin-eUTXO bridging with verifiable state proofs. No wrapped tokens. No centralized custodian.
Bitcoin-anchored · Trust-minimized verification
Get Onboard
Start building on and testing the Sundial L2.
Get Testnet sBTC
Request Sundial testnet sBTC through the faucet to start testing the L2 with no real funds at risk.
Open the FaucetRead the Docs
Full L2 protocol documentation covering the sequencer, state model, and integration paths for developers.
View DocumentationExplore the Testnet App
See the Bitcoin yield experience live: lock BTC, mint on the eUTXO layer, and watch it settle back to L1.
Open the Dashboard