{"uid":"cap_-9ZBXR6ChfglCbunSaGGL","slug":"coin-railz-instant-agent-wallet-creation-7f8a1c0a","name":"Coin Railz Instant Agent Wallet Creator","description":"Create MPC-secured USDC wallets instantly - Circle Developer-Controlled Wallets for AI agents (Premium B2B2C Infrastructure)","url":"https://coinrailz.com/x402/service/instant-agent-wallet","method":"POST","headers":{},"bodySchema":{"type":"object","required":["agentId"],"properties":{"agentId":{"type":"string","description":"Unique AI agent identifier"},"description":{"type":"string","description":"Wallet description/label (optional)"},"initialFundingAmount":{"type":"number","description":"Initial USDC funding amount (optional)"}}},"responseSchema":{"type":"object","properties":{"network":{"type":"string","description":"Blockchain network"},"walletId":{"type":"string","description":"Circle wallet ID"},"walletAddress":{"type":"string","description":"New wallet address"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"1","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":"$1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Jc59MDLl1rPtsf1cLfE2J","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Creates an MPC-secured USDC wallet (Circle Developer-Controlled Wallet) for an AI agent instantly via a paid API call","exampleAgentPrompt":"Set up a new MPC-secured Circle USDC wallet for my AI agent with ID 'agent-trading-bot-001', labeled 'Trading Bot Primary Wallet', and fund it with 10 USDC to start.","exampleUseCases":[{"title":"Agent-to-Agent Payment Network Setup","prompt":"Create separate MPC wallets for each of my five customer service agents so they can autonomously process refunds and compensations directly to customer wallets without going through our main treasury."},{"title":"Autonomous Bot Trading Operations","prompt":"Spin up a new Circle developer-controlled USDC wallet for my market-making agent that'll be executing trades 24/7 — make sure it's on Polygon for low fees and label it clearly as 'MM-Bot-Production'."},{"title":"Multi-Agent Escrow System Launch","prompt":"I need to provision three separate MPC-secured wallets for my content moderation agent network so each one can independently hold USDC in escrow while disputes get resolved, then release funds to creators once approved."}],"resultDescription":"Returns a Circle wallet ID, the new on-chain wallet address, and the blockchain network the wallet was created on — all tied to the provided agentId and ready for autonomous USDC transactions.","failureModes":["Missing or invalid agentId returns a 400 validation error","Payment of 1 USDC not fulfilled causes a 402 Payment Required response","Circle API backend unavailable causes a 503 or timeout","Duplicate agentId may conflict with an existing wallet depending on service logic","Invalid initialFundingAmount (e.g. negative) may return a 400 error"],"whenToPreferThis":"Use this endpoint when you need to programmatically create a new Circle MPC-secured USDC wallet specifically for an AI agent identity, and want developer-controlled (not user-controlled) wallet infrastructure with instant provisioning. Prefer this over generic wallet APIs when you need Circle's MPC custody model and the x402 micropayment protocol for agent-native crypto infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:51:35.193Z","isFirstParty":false}