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