{"uid":"cap_EMP1bZSwB6M40oB_usCeN","slug":"quantaflow-x402-api-gateway-alchemy-robinhood-mainnet-80c96890","name":"QuantaFlow x402 API Gateway – Alchemy Robinhood 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/alchemy-robinhood-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_BtDxozxnpTj2uU46DR8D_","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 paid API requests to the Alchemy Robinhood mainnet blockchain data endpoint via the x402 micropayment protocol at $0.01 USDC per call","exampleAgentPrompt":"Look up the latest block on Alchemy Robinhood mainnet — use the x402 pay-per-call gateway, hit the /eth/v1/blocks/latest path with a GET method, and pay the $0.01 USDC fee automatically.","exampleUseCases":[{"title":"On-chain balance lookup for DeFi app","prompt":"Fetch the ETH balance for wallet address 0xAbC123... on Alchemy Robinhood mainnet — use the x402 pay-per-call endpoint so I don't need a subscription, just pay $0.01 USDC per request."},{"title":"Latest block data for monitoring agent","prompt":"Every 30 seconds, grab the latest block number and timestamp from Alchemy Robinhood mainnet through the QuantaFlow x402 gateway and alert me if the chain stalls for more than 2 minutes."},{"title":"Transaction receipt verification","prompt":"I need to verify whether transaction hash 0xDeF456... was successfully mined on Robinhood mainnet — pull the transaction receipt via the Alchemy x402 proxy and tell me the status and block number."}],"resultDescription":"The raw response body and content type returned by the upstream Alchemy Robinhood mainnet API, passed through transparently after the $0.01 USDC x402 payment is confirmed. No transformation is applied to the upstream payload.","failureModes":["Payment failure: insufficient USDC balance causes 402 Payment Required before the upstream call is made","Invalid path: unrecognized upstream path returns an error from Alchemy","Malformed body: invalid JSON in the body field causes upstream 400 Bad Request","Rate limiting: upstream Alchemy node rejects the request due to throughput limits","Network error: Vercel serverless timeout if upstream Alchemy node is slow or unreachable"],"whenToPreferThis":"Choose this endpoint when you need pay-per-call access to Alchemy Robinhood mainnet blockchain data without committing to a subscription API key, and when your agent runtime supports the x402 micropayment protocol. It is ideal for infrequent or bursty on-chain queries where a flat monthly plan would be wasteful, or for autonomous agents that must autonomously pay for their own API consumption in USDC.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-14T06:44:16.828Z","isFirstParty":false,"canonicalSlug":"quantaflow-x402-api-gateway-alchemy-robinhood-mainnet-80c96890"}