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horizonpulse.dev

Blockchain gas fees. Use before sending a transaction on Base or Ethereum to choose fees and timing. Call GET with no parameters. Returns JSON per network: baseFeeGwei, priorityFeeGwei (p50, with p10/p90), suggestedMaxFeeGwei (2x base + priority), timingHint (cheap/normal/expensive vs the last 20 blocks) and simpleTransfer cost in ETH and USD, plus ethUsd. From eth_feeHistory with eth_gasPrice fallback. Descriptive, not a forecast. Errors are not charged.

Resource URL

https://horizonpulse.dev/api/gas

Payment options

exactBase (8453)

$0.01 USDC

Max amount

Pay to
0x5b32c973596078a967562ca652761404f19be0e9
Timeout
300s
exactSolana

$0.01 USDC

Max amount

Pay to
BjY98A6dS3GGLZdz2zHy8wK7XAwnQgNhCc66mfmBTRPz
Timeout
300s

Tags

cryptogas-feesbaseethereumtransactions

For agents

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Find and pay for this x402 resource:
URL: https://horizonpulse.dev/api/gas
Type: http
Sources: cdp, thirdweb, ultravioletadao, x402-list

Developer