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Understanding models behind AiVA AI agents

Learn which models power DialLink’s AI voice agents and how to choose the right one for your use case.

Updated today

DialLink’s AI voice agent uses advanced real-time speech-to-speech AI models to process audio input, generate responses, and deliver them back in natural-sounding speech. These models are optimized for low-latency communication, helping conversations feel smooth and responsive for callers.

Difference between AI agent models

Feature

Realtime

Realtime Mini

Response quality

More natural, nuanced, and context-aware

Clear but more straightforward responses

Understanding accuracy

Higher, handles ambiguity and multi-step requests

Good, best for predictable, structured queries

Latency (response speed)

Low

Very low (faster responses)

Scalability

Suitable for moderate call volumes

Ideal for large-scale call handling

Performance

Higher quality with more advanced reasoning

Optimized for simple, direct interactions

Cost efficiency

Higher cost per minute

More cost-efficient

How to choose AI agent model

Each model is designed for different types of interactions.

Realtime Mini is best for simple, high-volume scenarios, such as:

  • First-line call handling

  • Call routing

  • Basic FAQs

  • Data collection

  • Appointment scheduling

Realtime is best for more complex, high-value conversations, such as:

  • Customer support with nuanced requests

  • Sales calls

  • Detailed inquiries

  • Complex or multi-step FAQs

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