Uniswap Universal Router Decoder MCP Server: Install & Setup

Install Uniswap Universal Router Decoder in Claude Code

Claude Code

claude mcp add uniswap-universal-router-decoder -- uvx uniswap-universal-router-decoder

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

{
  "mcpServers": {
    "uniswap-universal-router-decoder": {
      "command": "uvx",
      "args": [
        "uniswap-universal-router-decoder"
      ]
    }
  }
}

Frequently asked questions

What does the Uniswap Universal Router Decoder MCP server do?

Decode and encode Uniswap Universal Router calldata (V2, V3, V4). Read-only: never signs or sends.

Is the Uniswap Universal Router Decoder MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Uniswap Universal Router Decoder run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Uniswap Universal Router Decoder to Claude Code?

Run: claude mcp add uniswap-universal-router-decoder -- uvx uniswap-universal-router-decoder

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