Welcome to Sable
Sable is a multi-strategy BTC yield aggregator built on StarkNet L2, offering permissionless access to diversified Bitcoin yield through ERC-4626 tokenized vaults, zero-knowledge privacy features, automated DCA strategies, and cross-chain bridging.Get Started
Jump right in and start earning yield on your Bitcoin holdings.Quickstart Guide
Connect your wallet and deposit into your first vault in minutes
Architecture Overview
Understand how Sable integrates with StarkNet and DeFi protocols
Core Features
Explore Sable’s powerful suite of DeFi tools designed for Bitcoin holders.BTC Yield Vaults
6 ERC-4626 vaults with strategies from conservative lending to aggressive leverage loops
ZK Privacy
Shielded deposits and withdrawals using Groth16 BN254 proofs verified on-chain
Smart DCA
Automated recurring BTC purchases with Mayer Multiple strategy optimization
CDP Borrowing
Borrow USDC against WBTC collateral via Nostra lending protocol
Direct Staking
Stake WBTC directly into Vesu lending pools for yield + STRK rewards
Cross-Chain Bridge
Bridge assets between StarkNet and 7+ chains via NEAR 1-Click protocol
Smart Contracts
All Cairo contracts are deployed on StarkNet Mainnet and fully verified.Contract Overview
Explore the Cairo smart contract architecture and design patterns
Vault Contracts
Deep dive into the 6 ERC-4626 vault implementations
Privacy Contracts
Learn how Groth16 proofs are verified on-chain with Garaga
Contract Addresses
Mainnet addresses for all deployed contracts and tokens
Key Statistics
6 Vaults
Multi-strategy BTC yield options from risk level 1-5
4 Pool Types
Shielded deposits for lending, yield, stables, and swaps
7+ Chains
Cross-chain bridge support via NEAR Intents
Protocol Integrations
Sable integrates with leading StarkNet DeFi protocols to maximize yield and functionality.Vesu
Modular lending protocol for vault yield and direct staking
AVNU
DEX aggregator for optimal swap routing in DCA and vault strategies
Nostra
CDP lending backend for WBTC collateralized borrowing
Garaga
On-chain Groth16 BN254 proof verification for privacy features