| Barker Crosschain Routes API Barker's cross-chain route availability for a stablecoin from a given chain (bridge/venue coverage). Use for 'bridge USDC from arbitrum', '跨链路径'. | - | $10,000.00 | - | listed | call recipe → |
| Barker Defi Vaults API 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'. | - | $1,000.00 | - | listed | call recipe → |
| Barker Pool History API Per-pool APY/TVL time series (default 30d, APY percent unit) for trend and volatility analysis of one pool_uid. Use for 'is this pool's APY stable', '这个池子收益稳不稳'. | - | $5,000.00 | - | listed | call recipe → |
| Barker Pool Search API Fuzzy search pools by keyword (protocol name / pool name / asset). Resolves natural-language pool references to pool_uid for the detail/history tools. | - | $1,000.00 | - | listed | call recipe → |
| Execution Discovery API EXECUTION DISCOVERY: which stablecoin vaults support direct deposit/redeem through barker_execution_quote. Returns executable pools with adapter support, live deposit capacity (is_full) and APY/TVL. Call this before barker_execution_quote — every pool listed here can be quoted. APY unit: decimal (0.05 = 5%). Use for 'which pools can my agent actually deposit into', '哪些池子能直接存'. | - | $10,000.00 | - | listed | call recipe → |
| Execution Quote (non Custodial) API EXECUTION QUOTE (non-custodial): buy an unsigned, ready-to-sign transaction that deposits into or redeems from a stablecoin vault. Returns transaction_request {chainId,from,to,data,value} + route + risk summary + approval info. Barker NEVER broadcasts and never holds funds — return the transaction to YOUR user's wallet to sign; vault shares always go to signer_address… | - | $50,000.00 | - | listed | call recipe → |
| Flagship API FLAGSHIP: 'Where should I park my stablecoins right now?' Returns a ranked top-N recommendation across Barker's DeFi yield index (500+ protocols) with data-derived reasons and risk flags per pick (APY vs market median, TVL depth, incentive-dependence, lock terms). Use for 'best place for my USDC', '钱放哪收益最好', 'recommend stablecoin yield with low risk'. APY unit: percent (6.2 = 6.2%). | - | $30,000.00 | - | listed | call recipe → |
| Full Single Pool Dossier By Pool Uid API Full single-pool dossier by pool_uid: all APY components (percent unit), TVL, terms, execution capability, reward breakdown. Use after barker_defi_vaults / barker_yield_advisor to inspect one pool. | - | $5,000.00 | - | listed | call recipe → |
| Historical Apy Trend For Stablecoins Vs API Historical APY trend for stablecoins vs. US Treasury benchmark over a lookback window (7–180 days). Use for 'DeFi vs treasury', 'is stablecoin APY going up', 'crypto yield trend', '稳定币利率走势'. | - | $1,000.00 | - | listed | call recipe → |
| Stablecoin Market Snapshot API Stablecoin market snapshot: total market cap, yield-bearing cap, asset distribution, chain distribution. Use for 'stablecoin market cap', 'USDT market share', '稳定币市场份额'. share_pct fields are decimals (0.425 = 42.5%). | - | $1,000.00 | - | listed | call recipe → |
| Vault Position (on Chain Read) API VAULT POSITION (on-chain read): current redeemable value of a wallet's ERC-4626 vault position. Pass the pool_uid (from barker_executable_pools / barker_execution_quote) and the wallet address; Barker resolves the vault contract and reads balanceOf + convertToAssets directly on-chain, returning shares and current_value in the vault's underlying asset (value_asset, e.g. USDC).… | - | $1,000.00 | - | listed | call recipe → |