{"uid":"cap_aRrJE5BugpjB-GBKgEG2h","slug":"quantaflow-x402-api-gateway-alchemy-kaia-mainnet-51e132f4","name":"QuantaFlow x402 API Gateway — Alchemy Kaia 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-kaia-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_2I1Fu-e5U1FoVIWz9UOkC","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 Alchemy's Kaia mainnet blockchain RPC endpoint with per-call micropayment via the x402 protocol ($0.01 USDC)","exampleAgentPrompt":"Query the Kaia mainnet via Alchemy — call eth_getBalance for address 0xABC123... at the latest block and return the result.","exampleUseCases":[{"title":"Check wallet balance on Kaia","prompt":"Look up the KAIA token balance for wallet address 0x1234...abcd on Kaia mainnet using Alchemy's RPC."},{"title":"Fetch latest Kaia block data","prompt":"Get the most recent block number and its full transaction list from the Kaia mainnet blockchain."},{"title":"Call a Kaia smart contract method","prompt":"Call the totalSupply function on the Kaia mainnet smart contract at 0xDEAD...BEEF and give me the result."}],"resultDescription":"The raw upstream response from Alchemy's Kaia mainnet RPC node — e.g. JSON-RPC result containing block data, account balances, transaction receipts, or contract return values — passed through transparently after the $0.01 USDC x402 payment is settled.","failureModes":["Payment failure if agent wallet lacks sufficient USDC, returning HTTP 402","Invalid or malformed JSON-RPC body results in upstream RPC error response","Incorrect path specification causes routing failure or 404","Kaia mainnet node downtime or Alchemy outage returns 503 or upstream error","Unsupported RPC method returns standard JSON-RPC error object"],"whenToPreferThis":"Choose this endpoint when you need pay-per-call access to the Kaia mainnet blockchain via Alchemy's RPC without managing an API key subscription — ideal for agents that make infrequent or variable-volume Kaia blockchain queries and want to pay only for what they use via x402 micropayments.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T18:51:25.363Z","isFirstParty":false,"canonicalSlug":"quantaflow-x402-api-gateway-alchemy-kaia-mainnet-51e132f4"}