--- title: "Clerk Chat: SMS Limits 101 Quick Start Guide" slug: "clerk-chat-sms-limits-101-quick-start-guide" status: "new" updated: 2026-11-03T22:22:29Z published: 2026-11-03T22:22:29Z canonical: "learn.calltower.com/clerk-chat-sms-limits-101-quick-start-guide" --- > ## Documentation Index > Fetch the complete documentation index at: https://learn.calltower.com/llms.txt > Use this file to discover all available pages before exploring further. # Clerk Chat: SMS Limits 101 Quick Start Guide [PDF document](https://cdn.us.document360.io/4662144b-ab1f-4796-8b7b-e9f9c609894f/Images/Documentation/Clerk Chat SMS Limits 101 QSG 25Q4e.pdf?sv=2026-02-06&spr=https&st=2026-11-04T07%3A01%3A07Z&se=2026-11-04T08%3A01%3A07Z&sr=c&sp=r&sig=YokSbsHqKQBbH%2BEWiJxEMQmK%2Fi3kTPnowz2%2FWm8uQ9s%3D)