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Customize Amazon Nova models to improve tool usage

Machine Learning Blog



This article discusses how to customize Amazon Nova models to improve tool usage through fine-tuning, enabling more accurate and efficient AI tool interactions. Key highlights include:

  • Tool usage allows LLMs to access real-time data and perform specialized computational tasks
  • Amazon Nova offers three model variants: Micro, Lite, and Pro
  • Researchers created a synthetic dataset with eight different tools for fine-tuning
  • Fine-tuning resulted in significant accuracy improvements:
    • Nova Micro: Tool call accuracy increased from 75.8% to 95%
    • Nova Lite: Tool call accuracy increased from 90.8% to 96.66%
  • Fine-tuning can enhance lightweight models' performance for accuracy and latency-critical applications

The study demonstrates how targeted model customization can significantly improve AI tool interaction capabilities.



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