How do I install Solmail?

Solmail is a local plugin. Install it using npm package: solmail-mcp and add the generated configuration snippet to your AI app's MCP config file. Then restart your AI app.

What credentials does Solmail need?

Solmail requires the following credentials or environment variables: SOLANA_PRIVATE_KEY, SOLANA_NETWORK, SOLMAIL_API_URL, MERCHANT_WALLET. You can find setup instructions on the server detail page.

What AI apps work with Solmail?

Solmail uses the Model Context Protocol (MCP) and works with any MCP-compatible AI app, including Claude, ChatGPT / Codex, Gemini, Copilot, Cursor, and more.

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Solmail MCP Server

by ExpertVagabond

Developer ToolsLow Risk10.0MCP RegistryLocal

Free

Server data from the Official MCP Registry

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

About

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

What You'll Need

Set these up before or after installing:

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

Environment variable: SOLANA_PRIVATE_KEY

Solana network: devnet for testing, mainnet-beta for productionOptional

Environment variable: SOLANA_NETWORK

SolMail API endpointOptional

Environment variable: SOLMAIL_API_URL

Merchant wallet address for paymentsOptional

Environment variable: MERCHANT_WALLET

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-expertvagabond-solmail": {
      "env": {
        "SOLANA_NETWORK": "your-solana-network-here",
        "MERCHANT_WALLET": "your-merchant-wallet-here",
        "SOLMAIL_API_URL": "your-solmail-api-url-here",
        "SOLANA_PRIVATE_KEY": "your-solana-private-key-here"
      },
      "args": [
        "-y",
        "solmail-mcp"
      ],
      "command": "npx"
    }
  }
}

Security Report

10.0

Low Risk10.0Low Risk

Valid MCP server (3 strong, 7 medium validity signals). No known CVEs in dependencies. Package registry verified. Imported from the Official MCP Registry.

5 files analyzed · 1 issue found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

HTTP Network Access

Connects to external APIs or services over the internet.

env_vars

Check that this permission is expected for this type of plugin.

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Local

Solmail MCP Server

About

What You'll Need

How to Install

Security Report

Permissions Required

Findings (1)

Reviews

No reviews yet

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Solmail MCP Server

About

What You'll Need

How to Install

Security Report

Permissions Required

Findings (1)

Reviews

No reviews yet

More Developer Tools MCP Servers

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mcp-creator-typescript

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