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 (São 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 | 100 |
| Models per job | 5 |
| Steering criteria per template | 5 |
Supported multimodal file types
| Category | Supported formats | Notes |
|---|---|---|
| Image | JPG (.jpg), JPEG (.jpeg), PNG (.png), GIF (.gif), WebP (.webp) | Support depends on the target model. For animated GIF and WebP files, models typically use only the first frame. To include multiple frames, split them into separate image files and include them as individual multimodal files in the evaluation sample. |
| Document | PDF (.pdf) |
