{"slug":"mcp-barker-money-barker-defi-vaults-09d387","title":"Query real-time stablecoin supply yield pools from Barker's index of 500+ DeFi p","host":"mcp.barker.money","method":"GET","resource":"https://mcp.barker.money/barker_defi_vaults","category":"market","description":"Query real-time stablecoin supply yield pools from Barker's index of 500+ DeFi protocols. Returns ranked rows with protocol_name, chain_name, asset_symbol, supply_apy_total (decimal — multiply by 100 for %), and supply_tvl (USD). Use for questions like 'best stablecoin yield', 'where to earn on USDC","price_listed":0.001,"price_asked":0.001,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":938,"reported_calls_30d":57,"reported_payers_30d":4,"networks":["eip155:1","eip155:137","eip155:196","eip155:42161","eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"asset":"usdc","chain":"base","limit":10,"sort":"apy"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"asset":{"description":"Stablecoin symbol (lowercase): usdt, usdc, dai, usde, usds, fdusd, gho, crvusd, pyusd, sdai, frxusd, tusd, lusd, dola, etc.","type":"string"},"chain":{"description":"Chain name (lowercase): ethereum, bsc, arbitrum, base, polygon, optimism, avalanche, solana, etc.","type":"string"},"limit":{"description":"Row count (default 50, max 100)","maximum":100,"minimum":1,"type":"integer"},"sort":{"description":"Sort key","enum":["apy","tvl"],"type":"string"}},"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.001,"price_match":true,"latency_ms":938,"error":null}],"description_full":"Query real-time stablecoin supply yield pools from Barker's index of 500+ DeFi protocols. Returns ranked rows with protocol_name, chain_name, asset_symbol, supply_apy_total (decimal — multiply by 100 for %), and supply_tvl (USD). Use for questions like 'best stablecoin yield', 'where to earn on USDC', 'compare lending rates', '稳定币利率'.","last_updated":"2026-09-24T15:54:43.239Z","schemes":["aggr_deferred","exact"]}