{"uid":"cap_qV7EOI4tiS50wwVGfIk43","slug":"gpuops-blockchain-data-mcp-base-rpc-cfd0205a","name":"GPUOps Blockchain Data MCP – Base RPC","description":"Multi-chain blockchain data API. 7 chains. x402 pay-per-call with USDC on Base.","url":"https://chain.gpuops.io/v1/rpc/base","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"id":{"type":"integer"},"method":{"type":"string"},"params":{"type":"array"},"jsonrpc":{"type":"string"}}},"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_s2EXsy-7hYRZ6nobZ3daJ","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":"Provides JSON-RPC access to Base chain blockchain data via a pay-per-call x402 API","exampleAgentPrompt":"Can you check the current ETH balance of wallet address 0xAbC123... on the Base chain using a standard eth_getBalance JSON-RPC call?","exampleUseCases":[{"title":"Check wallet balance on Base","prompt":"What's the current ETH balance of 0x742d35Cc6634C0532925a3b844Bc454e4438f44e on the Base blockchain?"},{"title":"Fetch latest block number","prompt":"What's the latest confirmed block number on the Base chain right now?"},{"title":"Look up transaction receipt","prompt":"Can you pull the full receipt for transaction 0x4e3a3754410177e6937ef1f84bba68ea139e8d1cealoyal from Base so I can confirm it went through?"}],"resultDescription":"A standard JSON-RPC response object containing the requested blockchain data such as block info, transaction details, account balances, contract storage, or event logs from the Base chain","failureModes":["Invalid JSON-RPC method name returns error code -32601","Malformed params array returns parse error -32700","Payment failure via x402 results in 402 response before execution","Unsupported chain-specific method returns -32603 internal error","Network congestion may cause delayed responses"],"whenToPreferThis":"Choose this endpoint when you need direct EVM JSON-RPC access to the Base chain with pay-per-call micropayment pricing (no subscription required), especially useful for agents that make sporadic or low-volume blockchain queries and want to avoid monthly API key commitments","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:33:19.733Z","isFirstParty":false}