The /twilio command enables you to make phone calls and send SMS messages through Twilio. Perfect for:

• Making automated phone calls
• Sending SMS notifications
• Voice messaging
• Phone number verification
• Customer communications

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Basic Usage

Use the command to interact with Twilio:

/twilio call +14155551234 from +14155555678 say "Hello, this is an automated message"

/twilio send SMS to +14155551234 from +14155555678 message "Your order has been shipped"

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Key Features

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Voice Calls

• Make outbound calls
• Use text-to-speech
• Play pre-recorded messages
• Use TwiML for complex flows

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SMS Messaging

• Send text messages
• Bulk messaging
• International SMS
• Delivery tracking

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TwiML Support

• Custom call flows
• Interactive voice response
• Call forwarding
• Voice recordings

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Example Commands

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Simple Phone Call

/twilio call +14155551234 from +14155555678 with message "Hello, your appointment is confirmed for tomorrow at 3 PM"

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SMS Message

/twilio SMS to +14155551234 from +14155555678 "Your verification code is 123456"

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Call with TwiML

/twilio call +14155551234 using TwiML "<Response><Say>Press 1 to confirm</Say><Gather numDigits='1'/></Response>"

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Voice URL Call

/twilio call +14155551234 from +14155555678 using voice URL "http://demo.twilio.com/docs/voice.xml"

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Phone Number Format

Always use E.164 format:

• Start with + and country code
• No spaces or special characters
• Example: +14155551234

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TwiML Basics

Common TwiML verbs:

• <Say>: Text-to-speech
• <Play>: Play audio file
• <Gather>: Collect digits
• <Record>: Record voice
• <Dial>: Connect calls

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Tips

• Verify phone numbers are in E.164 format
• Test with Twilio test numbers first
• Keep messages concise for SMS (160 character limit)
• Use TwiML for interactive voice flows