{"uid":"cap_aQydHnbmyJ7Co80K2OnC7","slug":"1gateway-base-sepolia-eth-faucet-0-1-eth-5c91e25b","name":"1gateway Base Sepolia ETH Faucet (0.1 ETH)","description":"1gateway lets AI agents buy the data and APIs they need, one call at a time: no signup, no API key, paid per request with USDC on Base or Solana via x402. Coverage: company and compliance checks (sanctions, KYB, SEC filings, Korean companies), Korean real estate, trade and macro data, onchain and market data, and agent utilities such as document-to-Markdown. Every response names its source. Failed calls are never charged.","url":"https://1gateway.dev/v1/testnet/base-sepolia-eth?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["to"],"properties":{"to":{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$","examples":["0x000000000000000000000000000000000000dEaD"],"description":"Recipient address (EIP-55 checksum if mixed case). Bad input, caps reached or out of stock → 4xx/503 before payment (not charged)"}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["network","chainId","status","blockNumber","amountEth","amountWei","from","to","txHash","nonce","explorerUrl","notes"],"properties":{"to":{"type":"string"},"from":{"type":"string"},"nonce":{"type":"integer"},"notes":{"type":"array","items":{"type":"string"}},"status":{"type":"string"},"txHash":{"type":"string"},"chainId":{"type":"integer"},"network":{"type":"string"},"amountEth":{"type":"string"},"amountWei":{"type":"string"},"blockNumber":{"type":"integer"},"explorerUrl":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"to":"0x000000000000000000000000000000000000dEaD","from":"0xdB00079cad3e665853Bf766eFe26F4C38cdbdCDA","nonce":42,"notes":["Base Sepolia test ETH has no monetary value; it is for testing only."],"status":"confirmed","txHash":"0x5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e","chainId":84532,"network":"base-sepolia","amountEth":"0.1","amountWei":"100000000000000000","blockNumber":11978027,"explorerUrl":"https://sepolia.basescan.org/tx/0x5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_v7CqLaXsJ5Nw-aEMAbovQ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Instantly sends 0.1 ETH to a given address on Base Sepolia testnet via a single x402-authenticated GET request, no faucet login required.","exampleAgentPrompt":"Send 0.1 ETH to 0x000000000000000000000000000000000000dEaD on Base Sepolia testnet so I can run my contract tests — I need it confirmed on-chain.","exampleUseCases":[{"title":"CI pipeline gas top-up","prompt":"My CI job deploys to Base Sepolia and keeps running out of gas — send 0.1 ETH to 0xAbCd1234AbCd1234AbCd1234AbCd1234AbCd1234 so the deployment tests can run."},{"title":"Agent wallet bootstrap","prompt":"My AI agent's wallet at 0xDEAD000000000000000042069000000000000000 has no Base Sepolia ETH and can't pay for transactions — top it up with 0.1 ETH right now."},{"title":"x402 integration testing","prompt":"I'm testing an x402 payment flow and need my test address 0xBEEF000000000000000000000000000000001234 funded with Base Sepolia ETH — can you send 0.1 ETH to it?"}],"resultDescription":"A JSON object containing the confirmed on-chain transaction hash (txHash), a block explorer URL (explorerUrl), the amount sent in ETH and Wei (amountEth, amountWei), the sender address (from), the recipient address (to), block number, chain ID, network name, nonce, status, and any advisory notes — all confirmed before settlement.","failureModes":["Invalid or malformed `to` address returns 4xx before charging","Daily per-address limit of 5 ETH (UTC) exceeded returns 4xx before charging","Overall daily limit of 20 ETH exceeded returns 503 before charging","Faucet out of stock returns 503 before charging","Non-checksummed mixed-case address may be rejected"],"whenToPreferThis":"Choose this endpoint when you need Base Sepolia testnet ETH instantly via a programmatic x402 call — no faucet UI, no mainnet history required, no login. Ideal for CI pipelines, automated agent wallets, or x402 integration tests where 0.1 ETH per call is sufficient. For 1 ETH per call, use the /v1/testnet/base-sepolia-eth/1 sibling endpoint. Not suitable for mainnet ETH or non-Base-Sepolia networks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T12:35:47.897Z","isFirstParty":false,"canonicalSlug":"1gateway-base-sepolia-eth-faucet-0-1-eth-5c91e25b"}