{"uid":"cap_2pmXv7pEJBj6_Ipx1kuhA","slug":"coin-railz-instant-agent-wallet-mpc-secured-usdc-wallet-creation-ac68c472","name":"Coin Railz Instant Agent Wallet - MPC-Secured USDC Wallet Creation","description":"Create MPC-secured USDC wallets instantly - Circle Developer-Controlled Wallets for AI agents (Premium B2B2C Infrastructure)","url":"https://coinrailz.com/x402/instant-agent-wallet","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":"instant-agent-wallet","success":true,"timestamp":"2026-02-07T01:49:03.062Z"}},"example":{"request":{"agentId":"qa-test-agent-001","networks":["ethereum","polygon"],"agentName":"QA Test Agent"},"response":{"status":"active","agentId":"qa-test-agent-001","balance":"0.00","network":"base-mainnet","success":true,"currency":"USDC","walletId":"0xb75D12251C7C46F11b72aa312F65FB0b6ADfbeB0","created_at":"2026-06-12T04:50:58.113Z","description":"AI Agent Wallet: qa-test-agent-001","capabilities":["USDC_TRANSFERS","MULTI_CHAIN_SUPPORT","PROGRAMMABLE_PAYMENTS","AUTO_GAS_MANAGEMENT"],"walletAddress":"0xb75D12251C7C46F11b72aa312F65FB0b6ADfbeB0","supportedChains":["ethereum","polygon","base","arbitrum","optimism"],"fundingInstructions":{"provider":"Coinbase CDP","networkFees":"Paid from wallet balance","depositAddress":"0xb75D12251C7C46F11b72aa312F65FB0b6ADfbeB0","minimumDeposit":"0.10 USDC","supportedAssets":["USDC","ETH"]}}},"exampleRequest":{"agentId":"qa-test-agent-001","networks":["ethereum","polygon"],"agentName":"QA Test Agent"},"tags":["x402"],"displayCostAmount":"1","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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_MYCECqzcakumNdn8MXlgr","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 instantly using Circle Developer-Controlled Wallets infrastructure for AI agents","exampleAgentPrompt":"Create a new MPC-secured USDC wallet for my AI agent using Circle Developer-Controlled Wallets — I need it provisioned instantly so the agent can start making autonomous x402 payments right away.","exampleUseCases":null,"resultDescription":"Returns a JSON object indicating success, the service name ('instant-agent-wallet'), a result message, and a UTC timestamp. Likely also includes wallet address or wallet ID for the newly created MPC-secured Circle wallet, though the example schema only shows the base success envelope.","failureModes":["Payment of $1 USDC not received — returns 402 Payment Required","Circle API unavailable — wallet creation fails with 503 or error flag","Invalid or missing agent configuration parameters — returns 400 Bad Request","Rate limiting or quota exceeded — returns 429 Too Many Requests","Wallet provisioning timeout — success:false with error detail"],"whenToPreferThis":"Choose this endpoint when you need to instantly provision an MPC-secured, Circle Developer-Controlled USDC wallet specifically designed for AI agent autonomy, especially in x402 payment contexts. Prefer over Coinbase CDP wallet endpoint if Circle's infrastructure or USDC-native setup is required. Best for B2B2C scenarios where enterprise-grade MPC key management is needed without managing keys directly.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:50:40.934Z","isFirstParty":false}