MCP server

solmail

Repository:: github.com/expertvagabond/solmail-mcp
Homepage:: - Creating gist solmail-mcp-quickstart.md ✓ Created public gist solmail-mcp-quickstart.md https://gist.github.com/ExpertVagabond/258ef2e9e921ba5dded9485ab455387b
Stars:: 1
Last push:: 2026-09-08
License:: MIT

Send physical mail with Solana cryptocurrency - AI agents can send real letters worldwide

Good fit for

One-command install
Runs fully local
MIT license

Facts

Category: Communication
Pricing: Unknown
Authentication: API key
Transport: stdio
Hosting: Local
Maker: Unknown
Access: Unknown
Language: TypeScript
Install method: npx
Operating system: Unknown
Client: Unknown
License: Permissive
Maintenance: Active

Install

claude mcp add --env 'SOLANA_PRIVATE_KEY=<YOUR_VALUE>' --transport stdio solmail -- npx -y solmail-mcp

Paste into claude_desktop_config.json

{
  "mcpServers": {
    "solmail": {
      "command": "npx",
      "args": [
        "-y",
        "solmail-mcp"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_VALUE>"
      }
    }
  }
}

Paste into ~/.cursor/mcp.json

{
  "mcpServers": {
    "solmail": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "solmail-mcp"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_VALUE>"
      }
    }
  }
}

Paste into .vscode/mcp.json

{
  "servers": {
    "solmail": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "solmail-mcp"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_VALUE>"
      }
    }
  }
}

{
  "mcpServers": {
    "solmail": {
      "command": "npx",
      "args": [
        "-y",
        "solmail-mcp"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_VALUE>"
      }
    }
  }
}

[mcp_servers.solmail]
command = "npx"
args = ["-y", "solmail-mcp"]
env = { SOLANA_PRIVATE_KEY = "<YOUR_VALUE>" }

{
  "mcpServers": {
    "solmail": {
      "command": "npx",
      "args": [
        "-y",
        "solmail-mcp"
      ],
      "env": {
        "SOLANA_PRIVATE_KEY": "<YOUR_VALUE>"
      }
    }
  }
}

Env vars and secrets

SOLANA_PRIVATE_KEYEnv varSecret
Your agent's Solana wallet private key (base58 or JSON array format)

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Score: 59

Popularity: 9
Maintenance: 94
Trust: 73
Completeness: 90
Community: 50

Formula version 1

Listed in:

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