Multi-Chain Gas Estimator — ETH, Base, Polygon, Arb
AI & Memory
Remote
1 tool
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.
How to connect
1
Add the remote MCP URL
Paste this endpoint into Claude, ChatGPT, or Cursor MCP settings.
https://gas-estimator--axel-belfort.run.tools
2
Verify the tools loaded
Confirm
tools/list returns the expected tools before relying on them in production.Tools
(1)-
crypto_estimate_gasUse this when you need to compare gas prices across multiple EVM chains at once. Returns multi-chain gas estimates in JSON. 1. chains: array of chain gas data with chain name 2. low: gas price in gwe