Why is idempotency important?
Practice this question- Retries can happen after a successful effect but before the response arrives.
- A scoped operation key and payload hash let the service return the same receipt instead of creating another claim or sending another email.
Adapted from 13_AI.MD · “29.11 Workflows”. Code examples are study fragments. Difficulty and core labels are editorial estimates; version-specific behavior should be checked against your project.