Amazon Titan Image Generator G1 model customization hyperparameters - Amazon Bedrock

Amazon Titan Image Generator G1 model customization hyperparameters

The Amazon Titan Image Generator G1 model supports the following hyperparameters for model customization.

Note

stepCount has no default value and must be specified. stepCount supports the value auto. auto prioritizes model performance over training cost by automatically determining a number based on the size of your dataset. Training job costs depend on the number that auto determines. To understand how job cost is calculated and to see examples, see Amazon Bedrock Pricing.

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 40,000 N/A
Learning rate learningRate Rate at which model parameters are updated after each batch 1.00E-7 1 1.00E-5