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Supported Regions, models, and quotas - Amazon Bedrock

Supported Regions, models, and quotas

Supported Regions

Advanced Prompt Optimization is available in the following AWS Regions:

  • US East (N. Virginia) (us-east-1)

  • US East (Ohio) (us-east-2)

  • US West (Oregon) (us-west-2)

  • Canada (Central) (ca-central-1)

  • South America (Sao Paulo) (sa-east-1)

  • Europe (Ireland) (eu-west-1)

  • Europe (London) (eu-west-2)

  • Europe (Frankfurt) (eu-central-1)

  • Europe (Zurich) (eu-central-2)

  • Asia Pacific (Mumbai) (ap-south-1)

  • Asia Pacific (Tokyo) (ap-northeast-1)

  • Asia Pacific (Seoul) (ap-northeast-2)

  • Asia Pacific (Singapore) (ap-southeast-1)

  • Asia Pacific (Sydney) (ap-southeast-2)

Supported target models

Advanced Prompt Optimization supports all Amazon Bedrock models that output text modality.

Supported judge models

When using the custom LLM-as-a-judge evaluation method, the following models are available as judge models:

  • anthropic.claude-opus-4-6-v1

  • anthropic.claude-sonnet-4-5-20250929-v1:0

  • anthropic.claude-sonnet-4-6

Quotas

Quota Limit
Concurrent jobs 20 per account per region
Input file size 50 MB
Templates per job 10
Evaluation samples per template 100
Text variables per template 20
Multimodal files per sample 2
Models per job 5
Steering criteria per template 5