{"uid":"cap_RAJ_EaCP2HgBkYOzPvj8y","slug":"quantaflow-x402-api-gateway-infura-unichain-mainnet-proxy-e711c032","name":"QuantaFlow x402 API Gateway – Infura Unichain 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-unichain-mainnet","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__Kba9NvjryhgYRro1ykXG","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 requests to the Infura Unichain mainnet JSON-RPC endpoint via the x402 micropayment protocol, charging $0.01 USDC per call.","exampleAgentPrompt":"Can you query the Unichain mainnet to get the latest block number — use the Infura RPC proxy and pay the per-call fee automatically?","exampleUseCases":[{"title":"Check Unichain wallet balance","prompt":"Look up the ETH balance for wallet address 0xAbC123... on Unichain mainnet right now."},{"title":"Fetch Unichain transaction receipt","prompt":"Get the transaction receipt for tx hash 0xDef456... on Unichain mainnet and tell me if it succeeded."},{"title":"Read Unichain smart contract state","prompt":"Call the balanceOf function on Unichain mainnet smart contract 0x789... for address 0xAbC123... and return the result."}],"resultDescription":"The raw upstream Infura Unichain mainnet RPC response body, passed through transparently after the x402 micropayment is processed. Returns standard Ethereum JSON-RPC response objects including result fields, block data, transaction receipts, or error objects depending on the method called.","failureModes":["Insufficient USDC balance to cover $0.01 per-call fee — payment rejected before request is forwarded","Invalid or malformed JSON-RPC body — upstream returns a JSON-RPC error object","Unsupported RPC method for Unichain — upstream returns method-not-found error","Network or Infura upstream outage — 502/503 passthrough error","Invalid path parameter — gateway cannot route to upstream correctly","x402 facilitator unavailable — payment verification fails and request is blocked"],"whenToPreferThis":"Choose this endpoint when you need pay-per-call access to Unichain mainnet JSON-RPC without managing an Infura API key subscription, and your agent environment supports the x402 micropayment protocol for automatic per-request USDC billing. Ideal for low-volume or sporadic Unichain queries where a subscription is wasteful.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:48:08.921Z","isFirstParty":false}