
Sommelier
An automated vault protocol on Ethereum, Arbitrum, and Optimism whose strategies are governed by a Cosmos-SDK validator set instead of a multisig.

What is Sommelier?
Sommelier runs automated yield vaults across Ethereum, Arbitrum, and Optimism. Users deposit into strategies like Real Yield ETH, BTC, and USD and the protocol rebalances across Aave, Compound, and Uniswap v3 positions on their behalf. Vault logic is fully on-chain, approved through governance, and executed by Sommelier's validator set so users remain the only addresses able to withdraw funds.
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Developer resources from Alchemy
Stablecoin treasuries: from dead capital to yield-generating infrastructure
Most corporate stablecoin balances earn nothing while issuers capture yield on reserves. Learn where onchain yield comes from, what blocks enterprise deployment, and how infrastructure like gasless transactions and multi-chain RPC closes the gap.

Katana support is live on Alchemy
Katana, a DeFi-native L2 on the OP Stack, is now supported on Alchemy. Learn how Vault Bridge yield, core app integrations, and Alchemy infrastructure help teams ship with confidence.

How Stable built the world's highest yield savings app with smart wallets
Stable built the world's highest yield savings app using smart wallets. Learn how they achieved 10% APY, 50% lower costs, and full self-custody.
Sommelier alternatives
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App store listings are independently reviewed and written by Alchemy using a combination of inbound submissions, editorial research, public project sources, and third-party directories, including ecosystem data from The Grid under the Open Database License, DefiLlama, DappRadar, Reown, and chain ecosystem pages.

