{"uid":"cap_S5Xx8DGeNA3BFzFQ4KsL5","slug":"phantom-api-plasma-rpc-endpoint-27a926af","name":"Phantom API — Plasma 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/plasma/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_X9gyIWR9-IlDsK8mD6hx8","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":"Executes JSON-RPC calls against blockchain networks to retrieve on-chain data and interact with smart contracts across 57+ networks, billed per call via x402.","exampleAgentPrompt":"Can you call eth_getBalance with params ['0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045', 'latest'] on Ethereum so I can see the current ETH balance for that wallet?","exampleUseCases":[{"title":"Live DeFi protocol state check","prompt":"Fetch the current totalSupply and reserves from the Uniswap V2 USDC/ETH pair contract at 0xB4e16d0168e52d35CaCD2c6185b44281Ec28C9Dc on Ethereum mainnet using eth_call."},{"title":"Transaction confirmation lookup","prompt":"I need to verify whether transaction 0x5c504ed432cb51138bcf09aa5e8a410dd4a1e204398c41cd9fba63e60b7f7f5a was successfully confirmed on Ethereum — can you pull the transaction receipt?"},{"title":"Cross-chain wallet balance audit","prompt":"Get me the native token balance for wallet address 0xAbCd1234... on both Polygon and Arbitrum so I can compare holdings across both chains."}],"resultDescription":"Returns a standard JSON-RPC response object containing the result field with the requested on-chain data (balance, block info, contract return value, logs, etc.) or an error object with code and message if the call fails.","failureModes":["Invalid RPC method name returns JSON-RPC error code -32601 (method not found)","Malformed params array causes -32602 (invalid params) error","Network not supported returns an error indicating unsupported chain","Payment failure via x402 blocks access with HTTP 402","Rate limiting or infrastructure downtime returns 5xx errors","Calling a write method (e.g. eth_sendRawTransaction) may be restricted or require additional auth"],"whenToPreferThis":"Choose this endpoint when you need pay-per-call blockchain RPC access across 57+ networks without provisioning or managing your own node infrastructure. Ideal for agents that need sporadic or multi-chain on-chain queries billed in micro-USDC increments rather than a monthly subscription node provider.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T18:46:21.923Z","isFirstParty":false,"canonicalSlug":"phantom-api-plasma-rpc-endpoint-27a926af"}