{"uid":"cap_6AzWH3jdBWQ72gdwZWR_I","slug":"chain-gas-price-b16f5bd2","name":"chain-gas-price","description":"Current gas price, base fee and priority fee in gwei plus the cost of a plain transfer, for Base, Ethereum, Arbitrum, Optimism, Polygon or BSC. $0.01 per call.","url":"https://chain.intel.rallylive.ca/chain/gas?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/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_mGt8n8MujK78_WFO71iPU","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 current gas price, base fee, priority fee in gwei, and plain ETH transfer cost for Base, Ethereum, Arbitrum, Optimism, Polygon, or BSC.","exampleAgentPrompt":"What's the current gas price on Ethereum right now — base fee, priority fee, and how much a plain ETH transfer would cost me in gwei?","exampleUseCases":[{"title":"Pre-transaction gas check on Base","prompt":"Before I submit this transaction on Base, can you check the current gas price and tell me what a plain transfer would cost me right now?"},{"title":"Cheapest chain for sending tokens","prompt":"I need to send some tokens and want to pick the cheapest network — can you pull the current gas prices for Ethereum, Arbitrum, Optimism, and Polygon so I can compare?"},{"title":"Gas spike alert for DeFi bot","prompt":"My trading bot is about to execute on Arbitrum — can you check the current base fee and priority fee in gwei so I can decide if it's worth submitting now?"}],"resultDescription":"Returns the current gas price, base fee, and priority fee in gwei for the requested EVM-compatible chain, plus the estimated cost of a plain native token transfer — enabling informed decisions about transaction timing and cost.","failureModes":["Unsupported chain specified — only Base, Ethereum, Arbitrum, Optimism, Polygon, and BSC are supported","Payment not received or insufficient — $0.01 USDC required per call via x402","Upstream RPC node temporarily unavailable causing stale or missing fee data","Rate limiting if too many requests are made in rapid succession"],"whenToPreferThis":"Choose this endpoint when you need real-time gas fee data across multiple popular EVM chains in a single, normalized format (gwei + transfer cost). It is especially useful when you need cross-chain gas comparison or want to gate a transaction on current network conditions, without building your own RPC integrations. Prefer this over raw RPC calls when you want a simple, pre-parsed fee summary without handling eth_gasPrice/eth_feeHistory responses yourself.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T12:42:20.946Z","isFirstParty":false,"canonicalSlug":"chain-gas-price-b16f5bd2"}