{"uid":"cap_TZczyYMNT0yCP1OsN33Pg","slug":"x402check-base-gas-price-lookup-049377f7","name":"x402check Base Gas Price Lookup","description":"Read-only Base mainnet data: GET /base/block, /base/tx?hash=, /base/balance?address=, /base/erc20?token=&holder=, /base/gas. Small JSON payloads over a Base node; pay ~$0.002 USDC on Base per call.","url":"https://x402check.arden-instance.workers.dev/base/gas","method":"GET","headers":{},"bodySchema":{"type":"object","$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","HEAD"],"type":"string"},"queryParams":{"type":"object"}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"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_T0hYHlzCoGGkEvMpWVcWt","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 price data for the Base mainnet blockchain via a metered, pay-per-call x402 endpoint.","exampleAgentPrompt":"What's the current gas price on Base mainnet right now? I need to know if it's a good time to send a transaction.","exampleUseCases":[{"title":"Pre-transaction gas cost check","prompt":"Before I submit this Base transaction, can you check what the current gas price is on Base mainnet so I know how much it'll cost me?"},{"title":"Gas price monitoring for DeFi bot","prompt":"What's the live gas price on Base right now? I only want my bot to execute swaps when gas is below a certain threshold."},{"title":"Cost estimation for smart contract deployment","prompt":"I'm about to deploy a contract on Base — can you pull the current gas price so I can estimate my total deployment cost?"}],"resultDescription":"A small JSON object containing current gas price data for the Base mainnet network, such as gas price in wei or gwei, suitable for fee estimation and transaction planning. Returned quickly over a Base node connection.","failureModes":["Network or Base node unavailability returns an error response","Payment of ~$0.002 USDC on Base not fulfilled triggers 402 Payment Required response","Malformed request returns a 4xx error","Temporary Base mainnet congestion may cause delayed or stale gas data"],"whenToPreferThis":"Choose this endpoint when you need a quick, low-cost, read-only gas price check on Base mainnet via a pay-per-call x402 micropayment model without managing your own Base node. Ideal for agents that need real-time fee data infrequently and want minimal infrastructure overhead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:39:13.027Z","isFirstParty":false}