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Formatting Text for Aura-2

Aura-2 is a context-aware text-to-speech (TTS) model that applies natural pacing, expressiveness, and fillers based on the context of the provided text. The quality of your text input directly impacts the naturalness of the audio output.

This guide provides essential formatting techniques to optimize text for Aura-2 text-to-speech conversion. Following these guidelines will produce more natural-sounding speech output with appropriate pacing, intonation, and emphasis.

Principle Do This ✓ Not This ✗
End sentences with periods Hello. One moment. I’m looking up your records. Hello One Moment I’m looking up your records
Use question marks for questions Would you like to add a drink for $1 more? Would you like to add a drink for $1 more
Add exclamation points for enthusiasm Thanks for contacting our support team! Thanks for contacting our support team
Use commas for natural pauses You can reach us by phone, chat, or email. You can reach us by phone chat or email
Put command words in quotes Say “add item” to add more to your order. Say add item to add more to your order
Spell out names with spaces Your confirmation code is J O H N. Your confirmation code is J-O-H-N or J,O,H,N
  • Direct address: Include commas before names

    • ✓ “Hello, Maria! We have a special offer today.”
    • ✗ “Hello Maria We have a special offer today”
  • Lists: Insert commas between items

    • ✓ “Would you like fries, a drink, or an apple pie?”
    • ✗ “Would you like fries a drink or an apple pie”
  • Conversational flow: Use short, standalone phrases

    • ✓ “One moment. I’m searching for that information.”
    • ✗ Long combined sentences without pauses
Technique Example
Hyphens for additional pauses Your total is $45.82 - please pull forward.
Clear step boundaries Please arrive early. Bring your insurance card - and medications.
Quotes for acronyms Would you like to purchase the 2020 Acura “RX” 350?
  • Professional tone: “We’ve processed your refund according to company policy.”
  • Casual tone: “Good news! We’ve processed your refund - money should be back soon.”
  • ❌ Missing punctuation
  • ❌ Run-on sentences
  • ❌ Inconsistent formatting
  • ❌ Unexplained abbreviations
  • ❌ Overusing emphasis (!!!, ALL CAPS)
  • ❌ No space before ? after URLs/emails
  • ❌ Insufficient pauses for complex information
  1. Read your text aloud naturally
  2. Mark where you naturally pause
  3. Add punctuation to match these pauses
  4. Test variations with Aura-2 to find the most natural output

Remember: Natural text input produces natural speech output. The formatting choices you make directly impact how Aura-2 interprets and vocalizes your content.


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