EVM Wallet Signer

io.github.nikicat/mcp-wallet-signer·v0.1.3·Browser Automation

Quality Score

/100

Route EVM transactions to browser wallets (MetaMask, etc.) for signing via EIP-6963

Repository →Website →

§01 Install

Claude Desktop (claude_desktop_config.json)

{
  "mcpServers": {
    "mcp-wallet-signer": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-wallet-signer"
      ],
      "env": {
        "EVM_MCP_PORT": "3847",
        "EVM_MCP_DEFAULT_CHAIN": "1"
      }
    }
  }
}

Cursor (.cursor/mcp.json)

{
  "mcpServers": {
    "mcp-wallet-signer": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-wallet-signer"
      ],
      "env": {
        "EVM_MCP_PORT": "3847",
        "EVM_MCP_DEFAULT_CHAIN": "1"
      }
    }
  }
}

Cline (cline_mcp_settings.json)

npx -y mcp-wallet-signer

§02 Environment variables

EVM_MCP_PORT

HTTP server port for the browser approval UI (default: 3847)

EVM_MCP_DEFAULT_CHAIN

Default EVM chain ID (default: 1 for Ethereum mainnet)

§03 MCP Quality Score · methodology

freshness

completeness

installability

documentation

stability

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