Amazon Nova Canvas model customization hyperparameters - Amazon Bedrock
This documentation is a draft for private preview for regions in the AWS European Sovereign Cloud. Documentation content will continue to evolve. Published: January 1, 2026.

Amazon Nova Canvas model customization hyperparameters

The Amazon Nova Canvas model supports the following hyperparameters for model customization.

Hyperparameter (console) Hyperparameter (API) Definition Minimum Maximum Default
Batch size batchSize Number of samples processed before updating model parameters 8 192 8
Steps stepCount Number of times the model is exposed to each batch 10 20,000 500
Learning rate learningRate Rate at which model parameters are updated after each batch 1.00E-7 1.00E-4 1.00E-5