UCAI

local MCP server

Installation

Terminal

claude mcp add abi-to-mcp -e WEB3_PROVIDER_URL=... -e ETHERSCAN_API_KEY=... -e PRIVATE_KEY=... -- uvx abi-to-mcp

Run in your project folder. Add --scope user to use it everywhere.

Claude Desktop, Cursor & other clients

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "abi-to-mcp": {
      "command": "uvx",
      "args": [
        "abi-to-mcp"
      ],
      "env": {
        "WEB3_PROVIDER_URL": "...",
        "ETHERSCAN_API_KEY": "...",
        "PRIVATE_KEY": "..."
      }
    }
  }
}

Fill in the environment variables with your own credentials.

Summary

UCAI — The ABI-to-MCP Server Generator. Convert any smart contract ABI into an AI-ready MCP server.

Questions

UCAI is a local MCP server distributed as the pypi package abi-to-mcp.

Run: claude mcp add abi-to-mcp -e WEB3_PROVIDER_URL=... -e ETHERSCAN_API_KEY=... -e PRIVATE_KEY=... -- uvx abi-to-mcp

Run: codex mcp add abi-to-mcp --env WEB3_PROVIDER_URL=... --env ETHERSCAN_API_KEY=... --env PRIVATE_KEY=... -- uvx abi-to-mcp

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