M2mcent SDK MCP Server: Install & Setup

Install M2mcent SDK in Claude Code

Claude Code

claude mcp add m2mcent-sdk -e BASE_RPC_URL=... -e RELAYER_PRIVATE_KEY=... -e TREASURY_ADDRESS=... -- npx -y m2mcent-sdk

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

{
  "mcpServers": {
    "m2mcent-sdk": {
      "command": "npx",
      "args": [
        "-y",
        "m2mcent-sdk"
      ],
      "env": {
        "BASE_RPC_URL": "...",
        "RELAYER_PRIVATE_KEY": "...",
        "TREASURY_ADDRESS": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the M2mcent SDK MCP server do?

x402 payment wrapper for AI Agents and MCP Servers. USDC settlements on Base L2.

Is the M2mcent SDK MCP server free?

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

Does M2mcent SDK run locally or remotely?

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

How do I add M2mcent SDK to Claude Code?

Run: claude mcp add m2mcent-sdk -e BASE_RPC_URL=... -e RELAYER_PRIVATE_KEY=... -e TREASURY_ADDRESS=... -- npx -y m2mcent-sdk

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