The Bedrock model ID or inference profile to use.
Examples:

• anthropic.claude-3-5-sonnet-20240620-v1:0 - Claude 3.5 Sonnet
• eu.anthropic.claude-3-5-sonnet-20240620-v1:0 - Claude 3.5 Sonnet (EU cross-region)
• meta.llama3-8b-instruct-v1:0 - Llama 3 8B Instruct
• us.amazon.nova-lite-v1:0 - Amazon Nova Lite

See AWS Bedrock supported models for the full list.