ChatBedrock

The aws region e.g., us-west-2. Fallsback to AWS_REGION or AWS_DEFAULT_REGION

The name of the profile in the ~/.aws/credentials or ~/.aws/config files, which

AWS access key id.

AWS secret_access_key.

AWS session token.

An optional botocore.config.Config instance to pass to the client.

The model provider, e.g., amazon, cohere, ai21, etc. When not supplied, provider

Id of the model to call, e.g., amazon.titan-text-express-v1, this is

Keyword arguments to pass to the model.

Needed if you don't want to default to us-east-1 endpoint

Whether to stream the results.

An optional dictionary to configure guardrails for Bedrock.

Validate that AWS credentials to and python package exists in environment.