Clawswap

MCP server · by WarTech9

Developer Tools npm v0.1.5

Cross-chain swaps between Solana and Base for AI agents paid for via via x402 micropayments.

View source ↗ Generate config for multiple servers More servers

Install

Pin version registry version 0.1.5

npm
npx -y @clawswap/mcp-server

npm
npx -y @clawswap/mcp-server@0.1.5

Setup by client

Pick your client — the config below is generated for this server (local stdio). Copy respects the “Pin version” switch above.

claude_desktop_config.json

{
  "mcpServers": {
    "clawswap": {
      "command": "npx",
      "args": [
        "-y",
        "@clawswap/mcp-server"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_SOLANA_PRIVATE_KEY>",
        "BASE_PRIVATE_KEY": "<YOUR_BASE_PRIVATE_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "clawswap": {
      "command": "npx",
      "args": [
        "-y",
        "@clawswap/mcp-server@0.1.5"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_SOLANA_PRIVATE_KEY>",
        "BASE_PRIVATE_KEY": "<YOUR_BASE_PRIVATE_KEY>"
      }
    }
  }
}

Format verified against the official Claude Desktop docs ↗.

terminal

claude mcp add --env SOLANA_PRIVATE_KEY=<YOUR_SOLANA_PRIVATE_KEY> --env BASE_PRIVATE_KEY=<YOUR_BASE_PRIVATE_KEY> clawswap -- npx -y @clawswap/mcp-server

claude mcp add --env SOLANA_PRIVATE_KEY=<YOUR_SOLANA_PRIVATE_KEY> --env BASE_PRIVATE_KEY=<YOUR_BASE_PRIVATE_KEY> clawswap -- npx -y @clawswap/mcp-server@0.1.5

Format verified against the official Claude Code docs ↗.

.cursor/mcp.json

{
  "mcpServers": {
    "clawswap": {
      "command": "npx",
      "args": [
        "-y",
        "@clawswap/mcp-server"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_SOLANA_PRIVATE_KEY>",
        "BASE_PRIVATE_KEY": "<YOUR_BASE_PRIVATE_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "clawswap": {
      "command": "npx",
      "args": [
        "-y",
        "@clawswap/mcp-server@0.1.5"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_SOLANA_PRIVATE_KEY>",
        "BASE_PRIVATE_KEY": "<YOUR_BASE_PRIVATE_KEY>"
      }
    }
  }
}

Format verified against the official Cursor docs ↗.

.vscode/mcp.json

{
  "servers": {
    "clawswap": {
      "command": "npx",
      "args": [
        "-y",
        "@clawswap/mcp-server"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_SOLANA_PRIVATE_KEY>",
        "BASE_PRIVATE_KEY": "<YOUR_BASE_PRIVATE_KEY>"
      }
    }
  }
}

{
  "servers": {
    "clawswap": {
      "command": "npx",
      "args": [
        "-y",
        "@clawswap/mcp-server@0.1.5"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_SOLANA_PRIVATE_KEY>",
        "BASE_PRIVATE_KEY": "<YOUR_BASE_PRIVATE_KEY>"
      }
    }
  }
}

Format verified against the official VS Code docs ↗.

mcp_config.json

{
  "mcpServers": {
    "clawswap": {
      "command": "npx",
      "args": [
        "-y",
        "@clawswap/mcp-server"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_SOLANA_PRIVATE_KEY>",
        "BASE_PRIVATE_KEY": "<YOUR_BASE_PRIVATE_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "clawswap": {
      "command": "npx",
      "args": [
        "-y",
        "@clawswap/mcp-server@0.1.5"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_SOLANA_PRIVATE_KEY>",
        "BASE_PRIVATE_KEY": "<YOUR_BASE_PRIVATE_KEY>"
      }
    }
  }
}

Format verified against the official Windsurf docs ↗.

Environment variables

Defined in the server's official registry manifest. Required secrets are shown as <YOUR_…> placeholders in the configs above.

SOLANA_PRIVATE_KEY required secret — Base58-encoded Solana private key (required for Solana → Base bridges)
BASE_PRIVATE_KEY secret — 0x-prefixed hex Base/EVM private key (required for Base → Solana bridges)
SOLANA_RPC_URL — Solana RPC endpoint URL
BASE_RPC_URL — Base RPC endpoint URL

GitHub

⭐ 2 stars · 最近更新于 258 天前 · MIT license

About this server

@clawswap/mcp server Send, swap, and bridge tokens cross chain between Solana and Base — gasless, in one tool call. Built for AI agents using the Model Context Protocol (MCP). What can it do? Ask your AI agent any of these: "Send 10 USDC from Solana to Base" "How much would it cost to bridge 100 USD…

Summary from the project README — github.com/WarTech9/clawswap-mcp

Distributed as npm, listed under Developer Tools. Review our MCP security guide before granting access to real data.

Frequently asked questions

What does the Clawswap MCP server do?

How do I install Clawswap?

Run the install command shown above, then paste the config for your client (Claude Desktop, Claude Code, Cursor, VS Code or Windsurf) into its MCP settings and restart the client.

Is Clawswap free to use?

The MCP server itself is free to install. The source is public on https://github.com/WarTech9/clawswap-mcp. Any third-party service it calls may require its own API key and account.

Which clients support Clawswap?

Any MCP-compatible client can use it, including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf and custom agents.

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