Sommelier is a DeFi protocol built on the Cosmos blockchain that offers automated yield strategies through intelligent 'vaults' managed by off-chain computation. Its unique architecture leverages Cosmos SDK for a dedicated appchain, enabling high-throughput strategy execution while settling assets on Ethereum via bridge infrastructure. This cross-chain approach is innovative, allowing sophisticated portfolio rebalancing without the gas costs of on-chain computation for every decision. The team includes notable figures from the Cosmos ecosystem, lending credibility to the project. Sommelier's vault strategies span various DeFi opportunities including leveraged staking, real yield, and liquidity provision optimization. However, risks are notable: bridge dependencies introduce smart contract and security concerns, the SOMM token has experienced significant price volatility, and the reliance on off-chain strategists creates a degree of centralization in vault management. Regulatory uncertainty around automated yield products also warrants caution. Overall, Sommelier presents an architecturally compelling approach to yield aggregation, though users should carefully evaluate vault-specific risks and the trust assumptions involved in off-chain strategy computation.