Simple Message Notification
Simple Message Notification
- What's New
- Function Overview
- Service Overview
- Getting Started
-
User Guide
- Topic Management
- Subscription Management
- Message Template Management
- SMN Operation Recording
- Logs
- Permissions Management
- Quotas
- Appendix
- API Reference
- SDK Reference
-
FAQs
- What Are the Advantages of SMN?
- What Protocols Does SMN Support?
- How Is SMN Billed?
- What Are the Requirements for an SMN Topic Name?
- How Many Topics Can I Create?
- How Many Subscriptions Can Be Added to a Topic?
- How Many Messages Can Be Published to a Topic?
- How Many Message Templates Can I Create?
- What Are the Limitations on SMS Messages?
- Can I Add Subscriptions Using Multiple Protocols to a Topic?
- Can a Topic Creator Change Subscription Protocols in a Topic?
- Can I Change a Subscription Endpoint for a Topic?
- Can I Delete a Published Message?
- Does SMN Ensure That Messages Are Received by Subscription Endpoints?
- Will a Subscriber Receive the Same Message Multiple Times?
- Why Do Subscribers Fail to Receive Messages After I Publish Messages to a Topic?
- What Can I Do When Pictures in an Email Message Cannot Be Displayed?
- How Do I Obtain My Account ID?
- How Does DingTalk, Lark, or WeCom Chatbot Obtain Subscription Endpoints?
- Videos
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What Are the Limitations on SMS Messages?
Updated on 2023-01-29 GMT+08:00
If an SMS message contains 70 or less characters, it is billed as one message. If an SMS message exceeds 70 characters, every 67 characters are billed as one message. The maximum length of an SMS message is 490 characters.
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