Temporal announced a broad set of new capabilities at Replay 2026. Key highlights include Serverless Workers on AWS Lambda (Pre-release), Standalone Activities for lightweight durable jobs (Public Preview for Go, Python, .NET), and Workflow Streams for real-time LLM token streaming. AI integrations expand with a Google ADK integration, OpenAI Agents SDK sandbox support (GA), and a new Temporal AI Partner Ecosystem. Production operations get Worker Versioning (GA), Task Queue Priority & Fairness (GA), a Worker Status UI (Public Preview), and multi-region/multi-cloud replication (GA). The Rust SDK enters Public Preview. Platform teams gain SCIM (GA), self-serve AWS PrivateLink and GCP Private Service Connect (GA), Principal Attribution for audit trails, and a Billing API with granular action metrics.