{"uid":"cap_dIUaVJHRsAWhFk3XXRb1E","slug":"phantom-api-katana-rpc-endpoint-6435938b","name":"Phantom API — Katana RPC Endpoint","description":"Lightning-fast access to blockchain data, smart contract insights, and Web3 infrastructure across 57+ networks. Pay-per-call via x402.","url":"https://phantom-api-omega.vercel.app/api/katana/rpc?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"method":{"type":"string"},"params":{"type":"array","items":{}}}},"responseSchema":null,"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_BWYY1_03-HLQNBS7EHO3f","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":"Provides JSON-RPC access to the Katana blockchain network for reading on-chain data and interacting with smart contracts via pay-per-call x402 payments.","exampleAgentPrompt":"Can you query the Katana blockchain RPC to get the latest block number using eth_blockNumber?","exampleUseCases":[{"title":"Check on-chain account balance","prompt":"Look up the ETH balance for wallet address 0xAbc123... on the Katana network using the eth_getBalance RPC method."},{"title":"Fetch latest block data","prompt":"Get the latest block details on the Katana blockchain — block number, timestamp, and transaction count — using eth_getBlockByNumber."},{"title":"Read smart contract state","prompt":"Call the Katana RPC to read the current state of the smart contract at address 0xDef456... using eth_call with the balanceOf method for my wallet."}],"resultDescription":"Returns a standard JSON-RPC response object containing the result field with on-chain data such as block details, account balances, transaction receipts, contract call return values, or event logs depending on the method called.","failureModes":["Invalid RPC method name returns JSON-RPC error with code -32601 (method not found)","Malformed params array causes parse error or invalid params response (-32602)","Payment not included or insufficient USDC results in 402 Payment Required response","Network congestion or node unavailability may return timeout or 503 errors","Calling write methods without a signed transaction returns execution error"],"whenToPreferThis":"Choose this endpoint when you need fast, pay-per-call JSON-RPC access to the Katana blockchain network specifically, without committing to a subscription. Ideal for agents that need sporadic on-chain lookups on Katana without managing their own node infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T18:45:19.801Z","isFirstParty":false,"canonicalSlug":"phantom-api-katana-rpc-endpoint-6435938b"}