Multi-Chain Gas Estimator — ETH, Base, Polygon, Arb

Multi-chain gas price API for AI agents. Compare gas prices across Ethereum, Base, Polygon, Arbitrum, and BSC in a single call. Find the cheapest chain for your transaction. Tools: crypto_estimate_gas. Use this when choosing between chains for deployment, bridging decisions, or cross-chain cost op

npm
Category APIs
Added Jul 16, 2026
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Multi-chain gas price API for AI agents. Compare gas prices across Ethereum, Base, Polygon, Arbitrum, and BSC in a single call. Find the cheapest chain for your transaction.

Tools: crypto_estimate_gas.

Use this when choosing between chains for deployment, bridging decisions, or cross-chain cost optimization. IMPORTANT: For Ethereum-only gas, use gas_get_current_price for more detail.

Returns gas prices for all chains in one response. No API key required — x402 micropayment $0.002/call on Base L2.

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