Message - Amazon Bedrock
ContentsSee Also
This documentation is a draft for private preview for regions in the AWS European Sovereign Cloud. Documentation content will continue to evolve. Published: January 2, 2026.

Message

Details about a message.

Contents

content

The message's content.

Type: Array of ContentBlock objects

Required: Yes

role

The message's role.

Type: String

Valid Values: user | assistant

Required: Yes

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: