{"uid":"cap_t1dBnhSZQBP9WzwAsBhD5","slug":"agent-data-tools-revmesh2074-workers-dev-multichain-gas-tracker-5-evm-7eff705f","name":"Multichain Gas Tracker: 5 EVM Chains + Bitcoin Fees","description":"One call for current gas prices on Base, Ethereum, Arbitrum, Optimism and Polygon: gas price, base fee and priority fee in gwei and what a plain transfer costs in the native coin and, for the ETH chains, in US dollars (Uniswap ETH price), sorted cheapest first, plus Bitcoin fee rates in sat/vB. Cheaper than the tools bought one by one. Use to pick the cheapest chain, time a transaction or show fees in a wallet.","url":"https://agent-data-tools.revmesh2074.workers.dev/pack/gas-tracker?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"only":{"type":"string","description":"Optional: comma-separated top-level result keys to keep, for a smaller answer (for example only=price,symbol); unknown keys are ignored and an empty match returns the full result"}}},"responseSchema":{"type":"object","properties":{"pack":{"type":"string"},"chains":{"type":"array","items":{"type":"object","properties":{"chain":{"type":"string"},"symbol":{"type":"string"},"baseFeeGwei":{"type":"string"},"transferUsd":{"type":"number"},"gasPriceGwei":{"type":"string"},"transferCost":{"type":"string"},"priorityFeeGwei":{"type":"string"}}}},"ethUsd":{"type":"number"},"failed":{"type":"object","properties":{}},"bitcoin":{"type":"object","properties":{"hour":{"type":"number"},"unit":{"type":"string"},"nextBlock":{"type":"number"}}},"cheapest":{"type":"string"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USD","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_bmCzb7W7J5jGhDdwR22TJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"agent-data-tools.revmesh2074.workers.dev","brandSlug":"agent-data-tools-revmesh2074-workers-dev-x402","brandBaseUrl":"https://agent-data-tools.revmesh2074.workers.dev","brandDocsUrl":null,"whatItDoes":"Returns current gas prices across Base, Ethereum, Arbitrum, Optimism, and Polygon plus Bitcoin fee rates, sorted cheapest first, with USD transfer costs.","exampleAgentPrompt":"Which EVM chain has the cheapest gas right now, and what would a plain ETH transfer cost in dollars on each of Base, Ethereum, Arbitrum, Optimism, and Polygon? Also grab the current Bitcoin fee rate.","exampleUseCases":[{"title":"Pick cheapest chain for a DeFi swap","prompt":"I want to do a token swap — which of Base, Arbitrum, Optimism, Polygon, and Ethereum has the lowest gas fees right now, and what would the transfer cost in USD?"},{"title":"Show live fees in a crypto wallet UI","prompt":"Pull the current gas prices across all five EVM chains and Bitcoin fee rates in sat/vB so I can display them to my users in the wallet."},{"title":"Time a large Ethereum transaction","prompt":"What's the current base fee and priority fee on Ethereum right now? I'm trying to decide if this is a good time to send a large transaction or if I should wait for gas to drop."}],"resultDescription":"A JSON object with an array of chains sorted cheapest first, each containing chain name, symbol, baseFeeGwei, gasPriceGwei, priorityFeeGwei, transferCost (native), and transferUsd (USD cost of a plain transfer). Also includes top-level ethUsd (ETH price), cheapest (chain name), a bitcoin object with nextBlock and hour fee rates in sat/vB, and a failed object listing any chains that errored.","failureModes":["One or more chains may fail to return data, listed in the 'failed' object while others still succeed","Bitcoin fee rate fetch may fail independently","Stale gas data if upstream RPC nodes are lagging","Unknown keys in 'only' parameter are silently ignored, returning the full response","ETH/USD price may lag if Uniswap oracle is stale"],"whenToPreferThis":"Choose this endpoint when you need a cross-chain gas comparison in a single call rather than querying each chain separately. It is more cost-efficient than buying individual per-chain gas tools. Ideal for wallets displaying live fee estimates, agents routing transactions to the cheapest chain, or dashboards tracking fee trends across EVM networks and Bitcoin simultaneously.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T07:21:50.153Z","isFirstParty":false,"canonicalSlug":"agent-data-tools-revmesh2074-workers-dev-multichain-gas-tracker-5-evm-7eff705f"}