{"uid":"cap_Mcp11j-XofYwmOCVajsSt","slug":"coin-railz-cross-chain-usdc-bridge-cctp-3377803e","name":"Coin Railz Cross-Chain USDC Bridge (CCTP)","description":"Cross-chain USDC routing via Circle CCTP - Pay on Ethereum, receive on Base/Polygon/Arbitrum instantly (Premium B2B2C Infrastructure)","url":"https://coinrailz.com/x402/seamless-chain-bridge","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"query":{"type":"string","description":"Query parameter for the service"}}},"responseSchema":{"type":"application/json","format":"json","example":{"result":"Service executed successfully","service":"seamless-chain-bridge","success":true,"timestamp":"2026-02-07T01:42:47.263Z"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"2","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":"$2/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"2","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"2","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_O4wr6HeZpmH0kbeG4HnFy","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"2","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Routes USDC across blockchain networks via Circle CCTP, enabling payment on Ethereum and receipt on Base, Polygon, or Arbitrum instantly","exampleAgentPrompt":"Bridge 500 USDC from Ethereum mainnet to Base for my wallet — I need it to arrive on Base instantly so I can use it for a trade.","exampleUseCases":null,"resultDescription":"A JSON object confirming the bridge execution with a success boolean, service identifier ('seamless-chain-bridge'), result message, and ISO timestamp of when the transfer was processed.","failureModes":["Insufficient USDC balance on source chain — transaction rejected","Unsupported destination chain specified — only Base, Polygon, Arbitrum supported","Circle CCTP relay congestion causing delayed finality","Invalid wallet address format — returns error","Payment of $2 USDC fee not received — request blocked","Network RPC failure on source or destination chain"],"whenToPreferThis":"Use this endpoint when an AI agent or trading system needs to move USDC across EVM chains instantly using Circle's native CCTP protocol, particularly when the source chain is Ethereum mainnet and the destination is Base, Polygon, or Arbitrum. Prefer over generic DEX bridges when USDC-native transfers without wrapping or slippage are required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:44:19.320Z","isFirstParty":false}