# stablecoin-yield (slim)

> stablecoin-yield, an MCP server by barker.money, listed from the official MCP registry. Indexed, not reviewed: facts and our own checks, no score or ranking. Barker's real-time stablecoin yield index + AI advisor + non-custodial deposit/redeem (x402 paid).

- Full: https://www.anchorterminal.com/tools/barker-stablecoin-yield.md (~1,300 tokens) · this version ~1,230 tokens · JSON https://www.anchorterminal.com/tools/barker-stablecoin-yield.json · canonical https://www.anchorterminal.com/tools/barker-stablecoin-yield
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-05

# stablecoin-yield

> Indexed, not reviewed: facts from the official MCP registry and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/

- Kind: MCP server, by barker.money (https://barker.money)
- Category: Payment & monetisation platforms (https://www.anchorterminal.com/categories/payment-platforms.md)
- Listed because: It's published in the registry under barker.money, a namespace the registry only gives to whoever proves they control that domain.
- What the official MCP registry says: Barker's real-time stablecoin yield index + AI advisor + non-custodial deposit/redeem (x402 paid).

## Facts

- MCP registry: `money.barker/stablecoin-yield` 1.0.4
- Endpoint: https://mcp.barker.money/mcp (streamable HTTP)
- Source: https://github.com/barkermoney/barker-mcp
- Website: https://barker.money
- GitHub stars: 3
- Registry entry updated: 2026-08-01

## Tools

- Tools it lists (11, about 2,464 tokens of context, `tools/list` without credentials over MCP 2025-11-25, checked 2026-10-04 22:25 UTC):
  - `barker_defi_vaults`: 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,…
  - `barker_market_overview`: Barker's stablecoin market snapshot: total market cap, yield-bearing cap, asset distribution, chain distribution. Use for 'stablecoin market cap', 'USDT market…
  - `barker_market_trend`: Barker's historical APY trend for stablecoins vs. US Treasury benchmark over a lookback window (7–180 days). Use for 'DeFi vs treasury', 'is stablecoin APY…
  - `barker_yield_advisor`: FLAGSHIP: 'Where should I park my stablecoins right now?' Returns a ranked top-N recommendation across Barker's DeFi yield index (500+ protocols) with…
  - `barker_pool_detail`: Full single-pool dossier from Barker's index by pool_uid: all APY components (percent unit), TVL, terms, execution capability, reward breakdown. Use after…
  - `barker_pool_history`: Per-pool APY/TVL time series from Barker's index (default 30d, APY percent unit) for trend and volatility analysis of one pool_uid. Use for 'is this pool's APY…
  - `barker_pool_search`: Fuzzy search Barker's pool index by keyword (protocol name / pool name / asset). Resolves natural-language pool references to pool_uid for the detail/history…
  - `barker_crosschain_routes`: 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'. (paid: $0.01…
  - `barker_executable_pools`: EXECUTION DISCOVERY: which stablecoin vaults in Barker's index support direct deposit/redeem through barker_execution_quote. Returns executable pools with…
  - `barker_execution_quote`: EXECUTION QUOTE (non-custodial): buy an unsigned, ready-to-sign transaction that deposits into or redeems from a stablecoin vault. Returns transaction_request…
  - `barker_vault_position`: VAULT POSITION (on-chain read): current redeemable value of a wallet's ERC-4626 vault position. Pass the pool_uid (from barker_executable_pools /…
- How its tools read to an agent (0 errors, 13 warnings, 1 note, about 2,464 tokens; rules at https://www.anchorterminal.com/check.md; not part of the score):
  - warn TC11 barker_pool_history: none of its 2 parameters has a description
  - warn TC11 barker_pool_search: none of its 2 parameters has a description
  - warn TC16 barker_crosschain_routes: no readOnlyHint or destructiveHint
  - warn TC16 barker_defi_vaults: no readOnlyHint or destructiveHint
  - warn TC16 barker_executable_pools: no readOnlyHint or destructiveHint
  - warn TC16 barker_execution_quote: no readOnlyHint or destructiveHint
  - warn TC16 barker_market_overview: no readOnlyHint or destructiveHint
  - warn TC16 barker_market_trend: no readOnlyHint or destructiveHint
  - warn TC16 barker_pool_detail: no readOnlyHint or destructiveHint
  - warn TC16 barker_pool_history: no readOnlyHint or destructiveHint
  - warn TC16 barker_pool_search: no readOnlyHint or destructiveHint
  - warn TC16 barker_vault_position: no readOnlyHint or destructiveHint
  - warn TC16 barker_yield_advisor: no readOnlyHint or destructiveHint
  - note TC24 server: 11 of 11 tools have no outputSchema

- JSON: https://www.anchorterminal.com/api/v1/tools/barker-stablecoin-yield.json
- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming