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mcp/harbor
Cursor

SNAP Protocol for Cursor

io.github.agentzeny/snap-private-payments

Private agent payments on Solana via ZK proofs: deposit, withdraw, list pools, estimate fees.

client:Cursor transport:stdio runtime:npm

Install SNAP Protocol in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "snap-private-payments": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "snap-mcp-server"
      ],
      "env": {
        "SNAP_RPC_URL": "<SNAP_RPC_URL>",
        "SNAP_POOL_ADDRESS": "<SNAP_POOL_ADDRESS>",
        "SNAP_RELAYER_URL": "<SNAP_RELAYER_URL>"
      }
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

SNAP Protocol in other clients

SNAP Protocol MCP server