There is no additional charge for Amazon Batch. You pay for Amazon Web Services resources (e.g. EC2 instances or Amazon Lambda functions) you create to store and run your application. You only pay for what you use, as you use it; there are no minimum fees and no upfront commitments.
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Free Trial of Amazon EC2 T4g Instance
All users can now enjoy 750 free hours of t4g.small instance usage/month untill Dec 31, 2025