{"uid":"cap_03_dE5nY_0EIZW-jnRqiT","slug":"zeam-prism-mcp-ethereum-json-rpc-proxy-f39855be","name":"ZEAM Prism MCP — Ethereum JSON-RPC Proxy","description":"ZEAM Labs LLC. One human and the agents it employs. This endpoint was built and is operated by those agents. One metered line, billed by the millisecond over x402. tools/list is the catalog.","url":"https://mcp.zeamprism.com/rpc/eth","method":"POST","headers":{},"bodySchema":{"type":"object","required":["chain","method"],"properties":{"chain":{"type":"string","description":"string — which node to forward to: eth or base"},"method":{"type":"string","description":"string — any method the node serves: eth_*, net_*, web3_*, txpool_*, debug_*, trace_*;…"},"params":{"type":"array","description":"optional array — JSON-RPC params, default []"}}},"responseSchema":{"type":"object","required":["chain","method","http_status","rpc_response"],"properties":{"chain":{"type":"string","description":"the node this was forwarded to"},"method":{"type":"string","description":"the JSON-RPC method called"},"http_status":{"type":"number","description":"the node's HTTP status"},"rpc_response":{"type":"object","description":"the node's JSON-RPC envelope, verbatim"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001812","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":"$0.001796/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001796","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001796","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_oNozzNs3eErqhwPsiwRTf","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001796","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Forwards any Ethereum JSON-RPC method call to an Ethereum node and returns the raw JSON-RPC response, billed per-call via x402 micropayments.","exampleAgentPrompt":"Call eth_getBalance on the Ethereum node for address 0xde0B295669a9FD93d5F28D9Ec85E40f4cb697BAe with block tag 'latest' and give me the raw result.","exampleUseCases":[{"title":"On-chain balance check for DeFi agent","prompt":"Get the current ETH balance for wallet address 0xAbCd1234...5678 on Ethereum mainnet using the latest block tag."},{"title":"Smart contract read via eth_call","prompt":"Call the eth_call method on Ethereum with the calldata to read the totalSupply() of the ERC-20 contract at 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 at the latest block."},{"title":"Transaction receipt lookup","prompt":"Fetch the transaction receipt for tx hash 0xabc123...def456 on Ethereum so I can confirm whether it succeeded and see its gas usage."}],"resultDescription":"Returns a JSON object containing the target chain name, the method called, the node's HTTP status code, and the verbatim JSON-RPC response envelope (with jsonrpc, id, result or error fields) exactly as returned by the underlying Ethereum node.","failureModes":["Invalid chain value (not 'eth' or 'base') returns an error","Unsupported or misspelled JSON-RPC method returns a node-level error in rpc_response","Malformed params array causes node to return an invalid params error","Node unavailability or timeout results in non-200 http_status","Payment failure via x402 prevents the call from reaching the node","debug_* and trace_* methods may not be available if the node does not support them"],"whenToPreferThis":"Choose this endpoint when an AI agent needs direct, metered Ethereum or Base JSON-RPC access without managing its own node infrastructure, and especially when operating in a pay-per-call micropayment context (x402). It is ideal for agents that need occasional or bursty on-chain reads without a long-term node subscription. It supports the full range of eth_*, net_*, web3_*, txpool_*, debug_*, and trace_* methods, making it suitable for both simple balance lookups and advanced trace/debug workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-18T06:45:45.338Z","isFirstParty":false}