{"uid":"cap_RXFJl3pb0_LUctCstLMlE","slug":"phantom-api-worldchain-rpc-endpoint-9f8cb894","name":"Phantom API — Worldchain 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/worldchain/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_81pGpPqzqj-TrYy7hk98C","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 a pay-per-call JSON-RPC interface to the Worldchain blockchain network, enabling agents to query on-chain data and interact with smart contracts.","exampleAgentPrompt":"Can you call eth_getBalance on Worldchain for wallet address 0xAbC123... using the Phantom API RPC endpoint and tell me the current balance?","exampleUseCases":[{"title":"Check wallet balance on Worldchain","prompt":"What's the current ETH balance of wallet 0xDe123456789abcdef on Worldchain? Use the Phantom API RPC to look it up."},{"title":"Read smart contract state on Worldchain","prompt":"Call the Worldchain RPC with eth_call to read the totalSupply from this ERC-20 contract at 0xTokenAddress... — what does it return?"},{"title":"Fetch latest block number on Worldchain","prompt":"What's the latest block number on Worldchain right now? Hit the Phantom API RPC endpoint using eth_blockNumber and tell me the result."}],"resultDescription":"Returns a standard JSON-RPC response object containing the result of the requested RPC method call — e.g. block data, account balance in wei, transaction receipt, smart contract return value, or log entries — along with an id and jsonrpc version field. Errors return a standard JSON-RPC error object with code and message.","failureModes":["Invalid RPC method name returns JSON-RPC error with code -32601 (method not found)","Malformed params array causes parse error (-32700) or invalid request error (-32600)","Payment not attached or insufficient USDC causes 402 Payment Required response","Worldchain node unavailable returns server error (-32000 or 503)","Unsupported network-specific method returns error"],"whenToPreferThis":"Choose this endpoint when you specifically need to query the Worldchain blockchain network via standard JSON-RPC and want pay-per-call pricing without a subscription. It is ideal for agents that make sporadic or low-volume on-chain queries and need fast access without managing node infrastructure. Prefer it over self-hosted nodes when cost predictability per call matters and over generic RPC providers when x402 micropayment-based billing is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T18:44:23.288Z","isFirstParty":false,"canonicalSlug":"phantom-api-worldchain-rpc-endpoint-9f8cb894"}