MCP Server: app.mailstream/mailstream
The MCP server app.mailstream/mailstream is the first MCP server for physical mail. It supports sending postcards and letters, and enables managing lists and campaigns. The server description indicates it is focused on physical mail workflows rather than digital messaging.
🛠️ Key Features
- Send postcards
- Send letters
- Manage lists
- Manage campaigns
🚀 Use Cases
- Sending physical postcards to recipients
- Sending physical letters as part of outreach
- Maintaining recipient lists
- Running and organizing mail campaigns
⚡ Developer Benefits
- Exposes physical-mail capabilities through an MCP server
- Provides a single interface for postcards, letters, lists, and campaigns
⚠️ Limitations
- Scope is described for physical mail only (postcards and letters)
- No additional details (e.g., auth, tools, formats) are provided in the available data