1. What is the pricing model for AWS Step Functions?

Answer: AWS Step Functions pricing is based on the number of state transitions and the duration of those transitions, measured in seconds. There is no minimum fee or upfront commitment.

2. Is there a free tier for AWS Step Functions?

Answer: Yes, AWS Step Functions offers a free tier that includes 4,000 state transitions per month and 1,000 free state machine runs per month.

3. How much does AWS Step Functions cost per state transition?

Answer: The cost per state transition depends on the region and the type of workflow used. In the US East (N. Virginia) region, the cost is $0.025 per 1,000 state transitions for standard workflows and $0.0125 per 1,000 state transitions for express workflows.

4. How much does AWS Step Functions cost per second of transition time?

Answer: The cost per second of transition time also varies by region and workflow type. In the US East (N. Virginia) region, the cost is $0.000025 per second for standard workflows and $0.0000125 per second for express workflows.

5. Are there any additional fees for using AWS Step Functions?

Answer: There may be additional fees for using other AWS services in conjunction with Step Functions, such as Lambda functions or DynamoDB tables. It is important to check the pricing for each individual service used in a workflow to accurately calculate the total cost.