Spraay X402 MCP Server: Install & Setup

Install Spraay X402 in Claude Code

Claude Code

claude mcp add spraay-x402 -e X402_WALLET_PRIVATE_KEY=... -- npx -y spraay-x402-mcp

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

{
  "mcpServers": {
    "spraay-x402": {
      "command": "npx",
      "args": [
        "-y",
        "spraay-x402-mcp"
      ],
      "env": {
        "X402_WALLET_PRIVATE_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Spraay X402 MCP server do?

Onchain data, AI models and batch USDC payments on Base via x402: swap quotes, token prices, wallet balances, ENS resolution and multi-recipient transfers.

Is the Spraay X402 MCP server free?

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

Does Spraay X402 run locally or remotely?

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

How do I add Spraay X402 to Claude Code?

Run: claude mcp add spraay-x402 -e X402_WALLET_PRIVATE_KEY=... -- npx -y spraay-x402-mcp

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