{"uid":"cap_om3wyygS_pJzD7fHmC5uD","slug":"quantaflow-x402-gateway-infura-mantle-mainnet-b79816c4","name":"QuantaFlow x402 Gateway – Infura Mantle Mainnet","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-mantle-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_YOg5uH8lD7B6u3bgs2qey","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 Infura's Mantle mainnet JSON-RPC endpoint via x402 micropayment protocol, charging $0.01 USDC per call.","exampleAgentPrompt":"Query the Mantle mainnet via Infura to get the latest block number — use the eth_blockNumber method and forward it through the QuantaFlow gateway.","exampleUseCases":[{"title":"Check Mantle wallet balance","prompt":"Look up the ETH balance of wallet address 0xAbC123... on Mantle mainnet using the Infura RPC — call eth_getBalance for the latest block."},{"title":"Fetch latest Mantle block","prompt":"Get the most recent block on the Mantle mainnet blockchain, including all transaction hashes, using eth_getBlockByNumber with the 'latest' tag."},{"title":"Read smart contract state","prompt":"Call the balanceOf function on the Mantle mainnet contract at 0xDEF456... for my address 0xAbC123... using eth_call so I can check my token holdings."}],"resultDescription":"The raw upstream JSON-RPC response from Infura's Mantle mainnet node, passed through transparently after the x402 micropayment of $0.01 USDC is verified. Includes standard JSON-RPC fields such as result, id, and jsonrpc version.","failureModes":["Payment failure: x402 payment not included or insufficient USDC balance causes 402 rejection","Invalid path: malformed or unsupported RPC path returns upstream error","Infura quota exceeded: upstream Infura rate limit or node error returns 5xx","Invalid JSON body: malformed RPC body causes upstream parse error","Network unavailability: Mantle mainnet congestion or Infura outage returns timeout or 503"],"whenToPreferThis":"Choose this endpoint when you need pay-per-call access to Infura's Mantle mainnet RPC without managing API keys or subscriptions, and you are already operating in an x402 micropayment context. Ideal for agents making sporadic or low-volume Mantle blockchain queries where a flat subscription is wasteful.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T18:54:35.235Z","isFirstParty":false,"canonicalSlug":"quantaflow-x402-gateway-infura-mantle-mainnet-b79816c4"}