# SMS Masivos Envío a México > SMS masivos a México, envía cobranza, notificaciones, publicidad, API. Plataforma web desde cualquier dispositivo. Entrega 99% efectiva a Telcel, Movistar, AT&T, Altán ## Search For specific questions, search: https://app.helpshelf.com/help/smsmasivos-com-mx/search?q={query} ## AI Agent Access - [Full product context](https://app.helpshelf.com/help/smsmasivos-com-mx/llms-full.txt): policy-checked verified documentation, or guarded-access guidance when bulk export is unavailable - MCP endpoint: https://app.helpshelf.com/api/mcp/36c60e4d (streamable HTTP) with tools: search_docs, ask, get_article, get_product_context Send `Accept: application/json, text/event-stream` — a compliant Streamable HTTP server answers 406 without both media types. - [MCP server card](https://app.helpshelf.com/help/smsmasivos-com-mx/.well-known/mcp/server-card.json): machine-readable description of the endpoint above - [Agent skills](https://app.helpshelf.com/help/smsmasivos-com-mx/.well-known/agent-skills/index.json): how to use this documentation, as an Agent Skill - Markdown: any article URL returns Markdown when requested with `Accept: text/markdown` AI agents have read-only access to published documentation. This MCP endpoint never creates tickets, notifications, or other account mutations.