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mcp/harbor
VS Code

mcp x402 for VS Code

io.github.codespar/mcp-x402

MCP server for x402 — HTTP-native micropayments protocol by Coinbase (USDC on Base/Solana)

client:VS Code transport:stdio runtime:npm

Install mcp x402 in VS Code

.vscode/mcp.json 

{
  "inputs": [
    {
      "type": "promptString",
      "id": "x402-api-key",
      "description": "X402_API_KEY",
      "password": true
    }
  ],
  "servers": {
    "mcp-x402": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@codespar/mcp-x402"
      ],
      "env": {
        "X402_API_KEY": "${input:x402-api-key}"
      }
    }
  }
}

VS Code prompts for each input the first time the server starts, so no secret is written to the file. VS Code docs

mcp x402 in other clients

mcp x402 MCP server