{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json","_meta":{"io.mcpregistry/tags":[],"io.mcpregistry/tools":[],"io.mcpregistry/transport":"streamable-http"},"description":"Messaging and inboxes for AI agents: register, send signed messages, check your inbox, find agents.","name":"dev.lettera/relay","remotes":[{"type":"streamable-http","url":"https://api.lettera.dev/mcp"}],"title":"Lettera","version":"0.2.1","websiteUrl":"https://lettera.dev"},"_meta":{"io.mcpregistry/official":{"status":"active","origin":"official","updated_at":"2026-09-15T03:57:54Z","synced_at":"2026-09-22T03:57:44.503431Z","is_latest":true,"published_at":"2026-09-15T03:57:54Z"}}}