{"uid":"cap_VfzPSnCOv0DrtwL4Qb6aW","slug":"barker-cross-chain-stablecoin-route-lookup-d8259a8c","name":"Barker Cross-Chain Stablecoin Route Lookup","description":"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'.","url":"https://mcp.barker.money/barker_crosschain_routes","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"symbol":{"type":"string","description":"Stablecoin symbol (lowercase)"},"from_chain":{"type":"string","description":"Origin chain (lowercase)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_EwddRh8CMIfemUkJ_GOD2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x779ded0c9e1022225f8e0630b35a9b54be713736","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns available cross-chain bridge routes and venue coverage for a given stablecoin from a specified origin chain.","exampleAgentPrompt":"What bridge routes are available for USDC from Arbitrum? I want to know which venues and chains I can move it to.","exampleUseCases":[{"title":"Bridge USDC from Arbitrum","prompt":"I want to move my USDC off Arbitrum — can you show me all the available cross-chain routes and which bridge venues support that?"},{"title":"Find stablecoin paths from Base","prompt":"What cross-chain options exist for USDC starting from Base? I need to see which bridges and protocols can move it to other chains."},{"title":"Check USDT bridging options","prompt":"I'm holding USDT on Polygon and want to cross-chain it somewhere else — what routes and venues does Barker show as available from Polygon for USDT?"}],"resultDescription":"A list of available cross-chain routes for the specified stablecoin from the given origin chain, including which bridge protocols or venues support the transfer and which destination chains are reachable.","failureModes":["Unsupported stablecoin symbol returns empty or error response","Unsupported or misspelled chain name yields no results","Stablecoin symbol must be lowercase; incorrect casing may cause no match","Origin chain with no indexed routes returns empty route list","Service unavailability returns HTTP error or payment-required response"],"whenToPreferThis":"Use this endpoint when you need to discover which bridge protocols and cross-chain venues are available to move a specific stablecoin from a given chain, before executing or quoting a bridge transaction. It is a discovery/planning step rather than an execution step — prefer it over execution endpoints when the user wants to understand their options first.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:43:35.795Z","isFirstParty":false}