The agent skill that turns any AI into a direct mail machine. One MCP tool call mails a physical handwritten postcard — real pen-and-ink on real paper, USPS delivery in 3-5 business days, 4ドル.99 per card. Works with Claude Desktop, Cursor, Claude Code, OpenClaw, n8n, LangChain, and any MCP-compatible client.
mcp cursor postcards handwritten direct-mail ai-agent claude-desktop model-context-protocol mcp-server agent-skill openclaw yourstruly
-
Updated
Apr 16, 2026 - JavaScript