{"uid":"cap_gdxJFYf10e3eBxxBu6XXK","slug":"quantaflow-x402-api-gateway-infura-sei-mainnet-proxy-31ac9588","name":"QuantaFlow x402 API Gateway – Infura Sei Mainnet Proxy","description":"Every request, a quantum of value. x402 protocol-based payment endpoint for web3/DeFi tools.","url":"https://quanta-roan.vercel.app/api/service/infura-sei-mainnet?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"body":{"type":"string","description":"Optional JSON body forwarded to POST requests."},"path":{"type":"string","description":"Path below the selected upstream origin."},"query":{"type":"object"},"method":{"enum":["GET","POST"],"type":"string"}}},"responseSchema":{"description":"The upstream response body and content type are passed through after successful payment."},"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_NrsODp-_NCylGlzu42Z-j","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Proxies authenticated requests to Infura's Sei mainnet RPC/API endpoint via x402 micropayment protocol, charging $0.01 USDC per call","exampleAgentPrompt":"Hit the Infura Sei mainnet RPC and get me the latest block number — use the path '/v3/sei_mainnet' with a GET-style JSON-RPC call for 'eth_blockNumber'.","exampleUseCases":[{"title":"Check Sei account balance on-chain","prompt":"Query the Sei mainnet through Infura and get the current SEI token balance for wallet address 0xAbC123… — use the eth_getBalance RPC method."},{"title":"Fetch latest Sei block details","prompt":"Get the full details of the latest block on Sei mainnet via Infura, including transactions — call eth_getBlockByNumber with 'latest' and set full transaction objects to true."},{"title":"Read Sei smart contract state","prompt":"Call the Sei mainnet Infura RPC to read the totalSupply from the token contract at 0xDef456… using eth_call so I can check the current circulating supply."}],"resultDescription":"The raw upstream response from Infura's Sei mainnet RPC/API is passed through directly after the x402 micropayment is processed. This includes JSON-RPC response objects containing blockchain data such as block details, account balances, transaction receipts, contract call results, or any other Sei network state, along with the appropriate content-type header.","failureModes":["Insufficient USDC balance causes payment failure and request rejection before forwarding","Invalid or malformed path causes upstream 404 or routing error from Infura","Infura API rate limit or service outage returns upstream 429 or 5xx","Malformed JSON body causes upstream RPC parse error","Invalid JSON-RPC method name returns Infura error object","Sei mainnet node unavailability causes timeout or 503"],"whenToPreferThis":"Choose this endpoint when you need pay-per-call access to Infura's Sei mainnet RPC without managing API key subscriptions or long-term commitments. It is ideal for agents that make infrequent or variable-volume blockchain queries and prefer micropayment-based access. It is specifically suited for Sei mainnet data — not Ethereum, Polygon, or other chains. Prefer this over direct Infura subscription when operating in a web3-native, x402-enabled payment context.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T12:39:36.841Z","isFirstParty":false,"canonicalSlug":"quantaflow-x402-api-gateway-infura-sei-mainnet-proxy-31ac9588"}