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Side-by-side comparison of two Model Context Protocol servers. Pick the right one for Claude Desktop, Claude Code, or Cursor.
Enables AI agents to send physical letters and postcards to over 200 countries using Solana cryptocurrency for payment. It provides tools for generating mail qu
| Feature | SolMail | Slack |
|---|---|---|
| Pricing | Free | Free |
| Installs | — | 9 200 |
| Rating | — | 4.6 (158) |
| Verified | — | |
| Hosted | Hosted | Hosted |
| Tools | — | 4 |
| Category | communication | communication |
| Author | ExpertVagabond | Slack |
| Repo | ExpertVagabond/solmail-mcp | unyly/mcp-slack |
Enables AI agents to send physical letters and postcards to over 200 countries using Solana cryptocurrency for payment. It provides tools for generating mail quotes, managing wallet balances, and automating physical correspondence directly through the Model Context Protocol.
Bring your Slack into Claude. Catch up on channels, search history, send messages and summarize long threads.
Looking for something else? Browse all MCPs or check trending this week.