Optimize blockchain gas costs by analyzing prices, patterns, and timing. Use when checking gas prices, estimating costs, or finding optimal windows. Trigger with phrases like "gas prices", "optimize gas", "transaction cost", "when to transact".
npxskills add jeremylongshore/claude-code-plugins-plus-skills--skill optimizing-gas-feesLoading…
Gas fee optimization skill that:
ETHERSCAN_API_KEY for higher rate limitsCheck current gas prices (optionally for a specific chain):
cd ${CLAUDE_SKILL_DIR}/scripts && python3 gas_optimizer.py current
cd ${CLAUDE_SKILL_DIR}/scripts && python3 gas_optimizer.py current --chain polygon
Estimate transaction cost for known operations or custom gas limits (available operations: eth_transfer, erc20_transfer, , , , , , , , , , , , , ):
erc20_approveuniswap_v2_swapuniswap_v3_swapsushiswap_swapcurve_swapnft_mintnft_transferopensea_listingaave_depositaave_withdrawcompound_supplycompound_borrowbridge_depositcd ${CLAUDE_SKILL_DIR}/scripts && python3 gas_optimizer.py estimate --operation uniswap_v2_swap --all-tiers
cd ${CLAUDE_SKILL_DIR}/scripts && python3 gas_optimizer.py estimate --gas-limit 150000 --tier fast # 150000 = configured value
Find the optimal transaction window with lowest expected gas:
cd ${CLAUDE_SKILL_DIR}/scripts && python3 gas_optimizer.py optimal
View gas patterns (hourly or daily):
cd ${CLAUDE_SKILL_DIR}/scripts && python3 gas_optimizer.py patterns
cd ${CLAUDE_SKILL_DIR}/scripts && python3 gas_optimizer.py patterns --daily
Predict future gas prices for a given hour:
cd ${CLAUDE_SKILL_DIR}/scripts && python3 gas_optimizer.py predict --time 14
Compare gas prices across multiple chains:
cd ${CLAUDE_SKILL_DIR}/scripts && python3 gas_optimizer.py compare
View base fee history for recent blocks:
cd ${CLAUDE_SKILL_DIR}/scripts && python3 gas_optimizer.py history --blocks 50
| Chain | Native Token | Block Time |
|---|---|---|
| Ethereum | ETH | ~12 sec |
| Polygon | MATIC | ~2 sec |
| Arbitrum | ETH | ~0.25 sec |
| Optimism | ETH | ~2 sec |
| Base | ETH | ~2 sec |
| Tier | Percentile | Confirmation Time |
|---|---|---|
| Slow | 10th | 10+ blocks (~2+ min) |
| Standard | 50th | 3-5 blocks (~1 min) |
| Fast | 75th | 1-2 blocks (~30 sec) |
| Instant | 90th | Next block (~12 sec) |
See ${CLAUDE_SKILL_DIR}/references/errors.md for:
See ${CLAUDE_SKILL_DIR}/references/examples.md for:
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