Pricing

AWS Step Functions pricing

As aws.amazon.com lists them, read 3 Oct 2026. The maker's own page has the final word.

Plan	Billed and limits	Price
Free Tier	Free Tier does not automatically expire after the 12 month AWS Free Tier term · Available to new and existing AWS customers indefinitely	Free
Express Workflows	Based on requests and duration; duration rounded up to the nearest 100ms, memory billed in 64-MB chunks · Requests include tests from the console	On request
Standard Workflows	Metered daily and billed monthly; 4,000 state transitions free per month · Retries count as additional state transitions	On request