Temporal's May 2026 newsletter covers major product launches from the Replay '26 conference, including Serverless Workers (Pre-release on AWS Lambda), Standalone Activities (Public Preview for Go, Python, .NET), Worker Versioning (GA), Temporal Worker Controller for Kubernetes (GA), External Storage via claim-check pattern (Public Preview), and a new Rust SDK (Public Preview). Task Queue Priority and Fairness and Capacity Modes also reached GA. Community highlights include the Swift SDK 1.0 release, a new 'duralang' library making LangChain agents durable via Temporal, and a temporal-lsp prototype for real-time Workflow code diagnostics in editors. Field Q&A covers a 1-second floor on retry intervals due to server-side config and a pattern for cleanly exiting nested Java Workflows via CancellationScope.
