{"uid":"cap_ulOS98owc4I8U1zZ3qITX","slug":"verifylite-gas-price-execution-cost-oracle-8b01ec84","name":"VerifyLite Gas Price & Execution Cost Oracle","description":"Current Base mainnet gas: gas price, base fee, and priority fee in gwei, plus estimated execution cost in ETH for an ETH transfer, a USDC transfer, and a typical swap, from the latest block. Useful for timing transactions and budgeting fees before sending. No input needed. Not charged when Base can't be reached.","url":"https://verifylite.hydratinghealingtouch.workers.dev/chain/gas?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":[],"properties":{},"additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0015","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":"$0.0015/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0015","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0015","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Sy5GXZV-hbfs86Rnh7poB","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0015","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns current Base mainnet gas metrics (gas price, base fee, priority fee in gwei) and estimated ETH execution costs for an ETH transfer, USDC transfer, and a typical swap, from the latest block.","exampleAgentPrompt":"What are the current gas fees on Base mainnet right now — including the base fee, priority fee, and how much it would cost in ETH to do an ETH transfer, a USDC transfer, and a token swap?","exampleUseCases":[{"title":"Pre-swap gas cost check","prompt":"Before I execute a token swap on Base, can you check the current gas fees and tell me how much ETH I'll need to cover the transaction cost?"},{"title":"Gas fee monitoring for DeFi bot","prompt":"What are the live gas price, base fee, and priority fee on Base mainnet right now, and what's the estimated ETH cost for a USDC transfer?"},{"title":"Cost estimation before ETH send","prompt":"I want to send some ETH to a friend on Base — can you look up the current gas price and tell me the estimated fee for a standard ETH transfer?"}],"resultDescription":"Returns current Base mainnet gas metrics from the latest block: gas price, base fee, and priority fee in gwei; plus estimated ETH execution costs for three common transaction types — an ETH transfer, a USDC (ERC-20) transfer, and a typical DEX swap.","failureModes":["RPC node unavailable: returns an error if Base mainnet RPC is unreachable","Stale block data: if the latest block is delayed, gas estimates may lag real-time conditions","Payment failure: x402 USDC payment not confirmed, request rejected","Malformed request body: returns validation error if body does not match schema"],"whenToPreferThis":"Choose this endpoint when you need a quick, real-time snapshot of Base mainnet gas conditions including estimated transaction costs for the three most common operation types (ETH send, ERC-20 transfer, swap). It is ideal for DeFi agents, cost-estimation workflows, or pre-transaction fee checks on Base L2 without needing to run your own RPC node.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T12:39:48.692Z","isFirstParty":false,"canonicalSlug":"verifylite-gas-price-execution-cost-oracle-8b01ec84"}