{"uid":"cap_9UPxrYDlYQ7kPdjHeMNzU","slug":"quantaflow-x402-api-gateway-rapid-x-com2-a11beec0","name":"QuantaFlow x402 API Gateway — rapid-x-com2","description":"Every request, a quantum of value. x402 protocol-based payment endpoint for web3/DeFi tools.","url":"https://quanta-roan.vercel.app/api/service/rapid-x-com2?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_f821O5k7TFD5BO00dSLhN","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 HTTP requests to the rapid-x-com2 upstream web3/DeFi service endpoint via the x402 micropayment protocol, charging $0.01 USDC per call.","exampleAgentPrompt":"Call the rapid-x-com2 service through QuantaFlow using a GET to /price with query params {symbol: 'ETH'} — pay the $0.01 USDC fee and return me the upstream response.","exampleUseCases":[{"title":"Fetch live DeFi token price","prompt":"Use QuantaFlow to hit the rapid-x-com2 endpoint at /token/price with a GET request and query params {token: 'USDC', chain: 'ethereum'} — pay the per-call fee and give me whatever price data comes back."},{"title":"Query on-chain wallet balance","prompt":"Forward a POST request to /wallet/balance on rapid-x-com2 via QuantaFlow with a JSON body of {address: '0xABC...123', network: 'base'} and return the balance result."},{"title":"Retrieve DeFi protocol stats","prompt":"Route a GET request to /protocol/stats with query {protocol: 'uniswap', metric: 'tvl'} through the QuantaFlow x402 gateway for rapid-x-com2 and show me the response."}],"resultDescription":"The raw upstream response body and content-type from the rapid-x-com2 service, passed through transparently after the $0.01 USDC x402 payment is validated. The agent receives whatever the upstream API returns — JSON, text, or other content — without transformation.","failureModes":["Payment failure: insufficient USDC balance or wallet not configured for x402 causes 402 Payment Required response","Invalid path: upstream returns 404 if the specified path does not exist on rapid-x-com2","Upstream error: upstream service outage or timeout passes through as 5xx error","Malformed query/body: upstream may return 400 if JSON body or query params are invalid","Rate limiting: upstream may impose its own rate limits independent of payment"],"whenToPreferThis":"Choose this endpoint when you need pay-per-call access to the rapid-x-com2 web3/DeFi upstream service via x402 micropayments and want to avoid subscription commitments. Ideal for agents that make infrequent or variable-volume calls to crypto/DeFi data tools and need on-chain-verifiable payment semantics.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T00:35:59.651Z","isFirstParty":false,"canonicalSlug":"quantaflow-x402-api-gateway-rapid-x-com2-a11beec0"}