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Twilio
March 15, 2026
high impact
Twilio Now Supports Unified Opt-Outs across RCS, SMS, and MMS channels
AI Summary
Twilio Introduces Unified Opt-Out Management Across RCS, SMS, and MMS Channels Twilio has enhanced its Programmable Messaging platform with a new cross-channel opt-out management feature. The system now automatically enforces opt-out preferences across RCS, SMS, and MMS channels, providing a comprehensive approach to user communication preferences. When a user sends an opt-out keyword (like STOP, CANCEL, or UNSUBSCRIBE) on any of these channels, Twilio will block future messages across all channels from the same sender or messaging service. This automated compliance mechanism is designed to protect sender reputation and prevent accidental messaging, and it requires no additional code implementation from developers.
Key Takeaways
- • Opt-out keywords now work universally across RCS, SMS, and MMS channels
- • Automatic blocking prevents messages to users who have opted out on any channel
- • Feature is active by default with no code changes required
- • Helps maintain sender reputation and communication compliance
- • Prevents accidental messaging across different communication channels