{"uid":"cap_lZVapfdJkc8n-27-gDl9s","slug":"beggar-bot-eth-send-build-utility-base-mainnet-656a8966","name":"Beggar Bot ETH Send Build Utility (Base Mainnet)","description":"Paid: /v1/verify, /v1/risk, /v1/receipt cost $0.01 USDC per call on Base mainnet via x402 (payTo 0x719227f384b66BFEF00093D6d8d32fA9dC2B40e7); utilities analyze Base mainnet (USDC 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) by default, network=base-sepolia optional; /v1/receipt/verify and discovery files are free. Operator: Beggar Bot.","url":"https://beggar-bot-demand.beggarbot.workers.dev/v1/ethsendbuild?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_5EgW00P1lrUY7RCwnv8yU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Builds an ETH send transaction on Base mainnet, payable via x402 micropayment protocol at $0.02 USDC per call.","exampleAgentPrompt":"Can you build an ETH send transaction on Base mainnet for me — I want to send 0.05 ETH to 0xAbCd1234... and get back the raw transaction data I can sign and broadcast?","exampleUseCases":[{"title":"Construct ETH transfer on Base","prompt":"Build me a transaction to send 0.1 ETH to 0x1234abcd5678efAB on Base mainnet and give me the unsigned transaction payload so I can sign it."},{"title":"Prepare agentic ETH payment tx","prompt":"I need to programmatically send ETH on Base — can you use Beggar Bot to construct the raw send transaction for 0.025 ETH to wallet 0xDEADbeef... so my agent can sign it next?"},{"title":"Test ETH send on Base Sepolia","prompt":"Build an ETH send transaction on base-sepolia testnet for 0.01 ETH to address 0xTestWallet123... so I can verify it looks right before going to mainnet."}],"resultDescription":"Returns JSON containing the constructed ETH send transaction build data, including the transaction object fields needed to sign and submit the transfer on Base mainnet (or Base Sepolia if specified).","failureModes":["Invalid or missing recipient address returns error JSON","Malformed properties parameter causes 400-level error","x402 payment not provided or invalid results in 402 Payment Required response","Network parameter typo (e.g. wrong chain name) may return error or default to mainnet","Insufficient USDC balance for x402 micropayment blocks access"],"whenToPreferThis":"Use this endpoint when you need to programmatically build a raw ETH send transaction on Base mainnet (or Base Sepolia) without manually constructing RPC calls. Ideal for agentic workflows where the agent needs a pre-built transaction payload ready for signing. Best suited when operating within the x402 micropayment ecosystem and already interacting with other Beggar Bot utilities.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-04T06:39:29.436Z","isFirstParty":false,"canonicalSlug":"beggar-bot-eth-send-build-utility-base-mainnet-656a8966"}