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Gas Fee Predictor

by io.github.higherbeing
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Server Details

Live Ethereum and L2 gas fees: current gas, cheapest L2, forecast, ETH price, cost estimates.

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Status
Healthy
Last Tested
Transport
Streamable HTTP · MCP 2025-11-25
URL
Repository
higherbeing/gasfeepredictor-mcp
GitHub Stars
0
Server Listing
Gas Fee Predictor

TDQS

Score is being calculated.

Available Tools

7 tools
best_time_to_transactInspect

Find out whether to send a transaction now or wait — returns the current recommendation, expected savings, and when the next cheaper gas window is predicted.

ParametersJSON Schema
NameRequiredDescriptionDefault

No parameters

estimate_transaction_costInspect

Estimate the current USD gas cost of a specific Ethereum mainnet action (ETH transfer, ERC-20/USDC transfer, Uniswap swap, or NFT mint), or a custom gas-units amount, at the chosen priority tier.

ParametersJSON Schema
NameRequiredDescriptionDefault
tierNoPriority tier: low (cheapest), average, or high (fastest).average
actionYesThe transaction type. Use "custom" with gas_units for anything else.
gas_unitsNoRequired when action is "custom": the gas units the transaction uses.
get_current_gasInspect

Get the current Ethereum mainnet gas price (low / average / high, in Gwei) plus the live ETH/USD price and a send-now-vs-wait recommendation. Use this to answer "what is the gas fee right now".

ParametersJSON Schema
NameRequiredDescriptionDefault

No parameters

get_eth_priceInspect

Get the current ETH/USD spot price and its 24-hour change.

ParametersJSON Schema
NameRequiredDescriptionDefault

No parameters

get_gas_forecastInspect

Get the forward-looking hourly Ethereum gas forecast (up to 24 hours ahead) with the predicted cheapest window. Use for "when will gas be cheaper", "should I wait until tomorrow", or planning a transaction.

ParametersJSON Schema
NameRequiredDescriptionDefault
hoursNoHow many hours ahead to return (1-24). Defaults to 12.
get_gas_historyInspect

Get recent historical Ethereum mainnet gas prices over a chosen window, with min/max/average. Use to answer "what has gas been doing", "was gas cheaper yesterday", or to compare the current price against a recent baseline.

ParametersJSON Schema
NameRequiredDescriptionDefault
rangeNoLook-back window. Defaults to 1d.1d
get_l2_gasInspect

Compare live Layer-2 gas fees across Arbitrum, Base, Optimism, and Polygon (Gwei and the estimated wallet fee in USD for a standard transfer), and identify the cheapest right now. Use for "cheapest L2" / "L2 gas fees" questions.

ParametersJSON Schema
NameRequiredDescriptionDefault

No parameters

Tool Schema Changelog

Recent tool additions, removals, and schema changes observed during successful MCP inspections.

  1. 7 tool updates
    • First observedbest_time_to_transact
    • First observedestimate_transaction_cost
    • First observedget_current_gas
    • First observedget_eth_price
    • First observedget_gas_forecast
    • First observedget_gas_history
    • First observedget_l2_gas

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