{"uid":"cap_m-LNez4XpyBqblDzCLe8t","slug":"x402helper-xyz-gas-fee-lookup-endpoint-355966ea","name":"x402helper.xyz Gas Fee Lookup Endpoint","description":"X402 micropayments server — AI agents pay USDC for OFAC screening, rates, and billing verification.","url":"https://x402helper.xyz/89e509/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":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"network":{"enum":["ethereum","base","arbitrum","optimism","polygon","bnb","avalanche"],"type":"string","default":null,"description":"EVM network (default ethereum)."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"result":{},"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.006","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":"$0.006/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_enqK1TZ4ZAr_74XY7hLrh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns current gas fee data for a specified EVM network, accessible via x402 USDC micropayment.","exampleAgentPrompt":"Can you check the current gas fees on the Base network for me?","exampleUseCases":[{"title":"Real-time gas fee monitoring for DeFi","prompt":"What are the current gas prices on Ethereum right now? I want to know if it's a good time to submit a transaction."},{"title":"Cross-chain gas cost comparison","prompt":"Can you look up the current gas fees on Arbitrum and Optimism so I can decide which network is cheaper to use?"},{"title":"Gas fee check before token swap","prompt":"Before I do a swap, can you check what the current gas fees look like on Polygon?"}],"resultDescription":"A JSON object with a 'success' boolean and a 'result' object containing gas fee data for the requested EVM network.","failureModes":["Invalid network name returns error or null result","Payment not completed or insufficient USDC causes 402 rejection","Network query param omitted defaults to Ethereum which may not be intended","Upstream gas data source unavailable causes empty or failed result","Rate limiting or quota exceeded on the micropayment facilitator"],"whenToPreferThis":"Use this endpoint when you need a quick, pay-per-call gas fee lookup for a specific EVM-compatible network without committing to a subscription. Best for agents that infrequently need gas data and want to pay only when queried via x402 USDC micropayments.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:42:07.915Z","isFirstParty":false,"canonicalSlug":"x402helper-xyz-gas-fee-lookup-endpoint-355966ea"}