Add support for Kinesis 10MiB payloads.

[martin-walsh]

Description

AWS have add support for 10MiB payloads in Kinesis streams.

See:

• https://aws.amazon.com/about-aws/whats-new/2025/10/amazon-kinesis-data-streams-10x-larger-record-sizes/
• https://docs.aws.amazon.com/kinesis/latest/APIReference/API_CreateStream.html
• https://docs.aws.amazon.com/kinesis/latest/APIReference/API_UpdateMaxRecordSize.html

Affected Resource(s) or Data Source(s)

• aws_kinesis_stream_resource
• aws_kinesis_stream_data_source

Potential Terraform Configuration

resource "aws_kinesis_stream" "my_kinesis_stream" {
  # existing params...
  max_record_size_in_kib  = 10240
}

References

No response

Would you like to implement the enhancement?

Yes, happy to help.

[github-actions]

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[martin-walsh]

Also, go sdk support added in https://github.com/aws/aws-sdk-go-v2/releases/tag/release-2025-10-27

[martin-walsh]

I am happy to help implement the feature.

[github-actions]

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[github-actions]

This functionality has been released in v6.20.0 of the Terraform AWS Provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

For further feature requests or bug reports with this functionality, please create a new GitHub issue following the template. Thank you!