Gas Tracker
Live base fee, priority fee percentiles and fee history for all supported chains.
browser → public RPC
Ethereum
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Optimism
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Arbitrum One
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Priority-fee tiers are the average 10th / 50th / 90th percentile tips over the last 20 blocks (eth_feeHistory), added to the next base fee. On Optimism and Arbitrum the L2 execution fee shown here excludes the L1 data fee, which is usually the larger part.