{"uid":"cap_VSowkgJBr-lkGMrLDUtZk","slug":"nodeflare-hyperevm-rpc-chain-999-b79c60da","name":"NodeFlare HyperEVM RPC (Chain 999)","description":"HyperEVM RPC (chain 999): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or API key - built for AI agents. All methods including eth_getLogs, eth_call, trace, and debug (archive) - good for indexing, event queries, and simulation. Simple calls $0.001; heavy calls priced by compute units. One of the first independent x402 RPC providers for this chain.","url":"https://rpc.nodeflare.app/hl/x402","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"id":{"type":["number","string"]},"method":{"type":"string"},"params":{"type":"array"},"jsonrpc":{"type":"string","const":"2.0"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-wbn0v_zE3tk0apYOC3zM","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Executes JSON-RPC calls against the HyperEVM network (chain ID 999) via NodeFlare's bare-metal archive nodes, supporting all standard methods including eth_getLogs, eth_call, trace, and debug.","exampleAgentPrompt":"Fetch the last 100 Transfer event logs from the HyperEVM network (chain 999) for contract address 0xAbC... using eth_getLogs — pay per request, no API key needed.","exampleUseCases":[{"title":"Smart contract simulation on HyperEVM","prompt":"Can you simulate calling the swap function on this HyperEVM contract 0xDEF... with my wallet 0xABC... as the sender, using eth_call on chain 999, so I can check what it would return before I send a real transaction?"},{"title":"Indexing HyperEVM transfer events","prompt":"Pull all ERC-20 Transfer events from HyperEVM contract 0x123... between blocks 5000000 and 5001000 using eth_getLogs on chain 999 — I'm building an indexer and need the full log data."},{"title":"Tracing a failed HyperEVM transaction","prompt":"I have a transaction hash on HyperEVM (chain 999) that reverted — can you run a debug trace on it so I can see exactly where it failed and why?"}],"resultDescription":"A standard JSON-RPC 2.0 response object containing the result field for the requested method (e.g. balance, call return data, log array, trace object, block data) or an error object if the call failed. Heavy archive methods like trace and debug are fully supported.","failureModes":["Insufficient USDC balance causes payment rejection before the RPC call is executed","Invalid JSON-RPC method name returns a method-not-found error","Malformed params array returns an invalid params error","Requesting data for a block beyond archive depth may return null or error","Network congestion or node downtime returns a 503 or timeout","Unsupported chain or wrong endpoint URL returns an error"],"whenToPreferThis":"Choose this endpoint when you need full archive-depth JSON-RPC access to HyperEVM (chain 999), including heavy methods like eth_getLogs with broad ranges, trace_, and debug_ — especially when you want pay-per-request pricing in USDC with no account signup or API key management. Prefer this over managed RPC providers when operating as an AI agent with x402 micropayment capability and no pre-established account.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:43:44.317Z","isFirstParty":false}