Gas Estimator API MCP Server: Install & Setup

Install Gas Estimator API in Claude Code

Claude Code

claude mcp add --transport sse gas-estimator-api https://gas-estimator.api.klymax402.com/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "gas-estimator-api": {
      "url": "https://gas-estimator.api.klymax402.com/mcp"
    }
  }
}

Multi-chain gas estimation â€” ETH, Base, Polygon, Arbitrum, BSC. x402 micropayment.

Probably not entirely. The listing mentions pay-per-call, credits or a subscription. Check the provider for current pricing.

Remote. Hosted by the provider. You connect with a URL, nothing to install.

Run: claude mcp add --transport sse gas-estimator-api https://gas-estimator.api.klymax402.com/mcp

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