{"uid":"cap_A0pTz8DtjEK6OinojbKvG","slug":"gasestimate-ethereum-gas-confirmation-time-estimator-0b0434ec","name":"Gasestimate - Ethereum Gas Confirmation Time Estimator","description":"Pay-per-request access to CoinGecko, DefiLlama, Alchemy, and Etherscan APIs. No auth, no subscriptions.","url":"https://stablecrypto.dev/api/etherscan/gas/gasestimate","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"chainid":{"type":"number","description":"EVM chain ID (1=Ethereum, 137=Polygon, 8453=Base, etc.)"},"gasprice":{"type":"number","description":"Gas price in wei"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_T1MQd2Rw2LV1kh8iqtXFL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Estimates the expected transaction confirmation time for a given gas price on an EVM-compatible chain","exampleAgentPrompt":"How long will a transaction take to confirm on Ethereum mainnet if I set the gas price to 20000000000 wei?","exampleUseCases":null,"resultDescription":"Returns an estimated confirmation time for a transaction given the specified gas price and chain ID, sourced via Etherscan's gas estimation API.","failureModes":["Invalid chain ID returns an error or unsupported chain message","Gas price of 0 or negative value may return an error","Etherscan API downtime may cause timeout or 5xx error","Extremely low gas prices may return no estimate or indefinite confirmation time","Malformed request body returns 400 validation error"],"whenToPreferThis":"Use this endpoint when you need to estimate how long a transaction will take to confirm on an EVM chain at a specific gas price in wei. Ideal for pre-flight checks before submitting transactions, helping users decide whether to increase gas for faster inclusion. Best suited for Ethereum mainnet and other Etherscan-supported chains.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:42:46.793Z","isFirstParty":false}