{"uid":"cap_zlXMmwtkDIcQZX57h17Su","slug":"gasoracle-evm-gas-price-oracle-b23490dd","name":"Gasoracle - EVM Gas Price Oracle","description":"Pay-per-request access to CoinGecko, DefiLlama, Alchemy, and Etherscan APIs. No auth, no subscriptions.","url":"https://stablecrypto.dev/api/etherscan/gas/gasoracle","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"chainid":{"type":"number","description":"EVM chain ID (1=Ethereum, 137=Polygon, 8453=Base, etc.)"}}},"responseSchema":null,"example":{"request":{"chainid":1},"response":{"LastBlock":"25299006","FastGasPrice":"0.13287632","SafeGasPrice":"0.131480573","gasUsedRatio":"0.455575566666667,0.255000566666667,0.72075709332687,0.44084473034552,0.521969633283708","suggestBaseFee":"0.131480573","ProposeGasPrice":"0.131707239"}},"exampleRequest":{"chainid":1},"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_wCBcqcTa84oc7mjsRfvPl","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":"Returns safe, standard, and fast gas price tiers for a given EVM-compatible blockchain network","exampleAgentPrompt":"What are the current safe, standard, and fast gas prices on Ethereum mainnet (chain ID 1) right now?","exampleUseCases":null,"resultDescription":"Returns three gas price tiers — safe (low priority), standard (normal), and fast (high priority) — in Gwei for the specified EVM chain, enabling informed transaction fee selection.","failureModes":["Unsupported chain ID returns error or empty response","Network timeout if the underlying Etherscan oracle is unavailable","Invalid chainid type (non-numeric) causes schema validation failure","Chain ID provided but not supported by Etherscan gas oracle (e.g. obscure L2s)"],"whenToPreferThis":"Use this endpoint when you need real-time gas price recommendations across safe/standard/fast tiers for any EVM-compatible chain. Prefer it over raw RPC gas estimates when you want tiered recommendations rather than a single value, especially for Ethereum mainnet (chain 1), Polygon (137), or Base (8453).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:51:03.555Z","isFirstParty":false}