Account is not authorized to perform this action when attempting to create a Bedrock Guardrail

This error message indicates that your AWS account doesn't currently have access to create Amazon Bedrock Guardrails. This is likely because Amazon Bedrock services often require specific permissions or service enablement beyond just having root user access.

Here are some potential reasons and solutions:

1. Service Access: Some Amazon Bedrock features may require explicit access approval from AWS. This is common with newer or specialized AI services where AWS wants to understand use cases before granting access.

2. Regional Availability: Check if Amazon Bedrock Guardrails are available in your current AWS region. Not all Bedrock features are available in all regions.

3. Service Quota: There might be a service quota limitation on your account for Bedrock Guardrails.

As the error message suggests, the recommended course of action is to create an AWS Support case. In your support case:

• Explain your use case for Amazon Bedrock Guardrails
• Specify which region you're trying to use
• Include any specific error messages you've received

AWS Support will review your request and can enable the necessary permissions for your account if appropriate. This is a standard process for accessing some of the more specialized AWS services or features.
Sources
ApplyGuardrail - Amazon Bedrock
Access Denied: Bedrock Agent fails to use cross-region Guardrail | AWS re:Post