MCP server: One MCP server.3LT Letter MailRun by its publisher: served from their own domain, namespace checked by the registry. @3lgrouptechnology · External
Give AI assistants hands: send real USPS letters via MCP.
6%6% chance this is malicious. Assessed by AI, which can make mistakes.High impactCan move money, run code, delete data or send messages for you. Assessed by AI, which can make mistakes.OpenA remote server; no sign-in.FreeFree to use. 6%6% chance this is malicious. Assessed by AI, which can make mistakes.Can move money, run code, delete data or send messages for you. Assessed by AI, which can make mistakes.A remote server; no sign-in.FreeFree to use. 6% chance this is malicious. Assessed by AI, which can make mistakes.Can move money, run code, delete data or send messages for you. Assessed by AI, which can make mistakes.A remote server; no sign-in.FreeFree to use.