{"uid":"cap_9kH-ut7YH15qpQG8YYtKT","slug":"manylives-onchain-base-network-gas-fee-lookup-86e4ab4e","name":"ManyLives Onchain – Base Network Gas Fee Lookup","description":"Pay-per-call tools for people building AI agents: live web search and page contents, point-in-time crypto market data and news for backtests (no lookahead), verifiable track records of 1,000 crypto strategies locked on the Base network, company profiles, quick AI and batch prices. Ask us to turn a public website into a JSON endpoint. Pay per call, no account, free trial.","url":"https://api.manylives.me/paid/chain/gas?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":{"type":"string","const":"GET"},"queryParams":{"type":"object","required":[],"properties":{"units":{"type":"string","examples":["gwei"],"description":"optional: gwei (default) or wei; fee field names end in the unit used"}}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","properties":{"block":{"type":"number"},"max_fee_gwei":{"type":"string"},"base_fee_gwei":{"type":"string"},"priority_fee_gwei":{"type":"string"},"transfer_cost_eth":{"type":"string"},"token_transfer_cost_eth":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"block":123,"max_fee_gwei":"0.011","base_fee_gwei":"0.005","priority_fee_gwei":"0.001","transfer_cost_eth":"0.000000231","token_transfer_cost_eth":"0.00000071"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_TQm_EeNbs6bNz9ShCIpCc","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns current gas fees and transfer costs on the Base network, including max fee, base fee, priority fee, and estimated ETH costs for standard and token transfers.","exampleAgentPrompt":"What are the current gas fees on Base right now — give me the base fee, priority fee, and how much a token transfer would cost in ETH, using gwei units.","exampleUseCases":[{"title":"Pre-trade gas cost check","prompt":"Before I submit this token swap on Base, what are the current gas fees? Give me the base fee and max fee in gwei, and estimate how much the transfer will cost in ETH."},{"title":"Gas monitoring for trading bot","prompt":"Check the current gas fees on the Base network and tell me if a token transfer right now would cost less than 0.000001 ETH — I want to decide whether to execute my trade."},{"title":"Reporting Base network conditions","prompt":"Pull the latest Base network gas data for me — I need the block number, base fee, priority fee, and estimated ETH cost for both a standard transfer and a token transfer, all in gwei."}],"resultDescription":"A JSON object containing the current Base network block number, max fee, base fee, and priority fee (in gwei or wei depending on the units parameter), plus estimated ETH costs for a standard ETH transfer and an ERC-20 token transfer.","failureModes":["Base RPC node unavailable — upstream network error","Invalid units parameter value returns error or defaults to gwei","Rate limiting or payment failure if x402 micropayment is not properly handled"],"whenToPreferThis":"Use this endpoint when your AI agent needs real-time, pay-per-call gas fee data specifically for the Base network (Ethereum L2), particularly in trading or DeFi workflows where you want to avoid subscription overhead and need on-chain-verifiable data context. Prefer over generic Ethereum gas APIs when targeting Base specifically.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T12:42:41.682Z","isFirstParty":false,"canonicalSlug":"manylives-onchain-base-network-gas-fee-lookup-86e4ab4e"}