Come To Think of It...

Durable execution platforms have been one of those infrastructure patterns that sound amazing in whiteboard sessions — guaranteed workflow completion, automatic retries, state rebuilt after crashes — and then you look at the operational overhead and remember why your team is still running cron jobs in a tmux session and praying the network doesn't hiccup. Temporal's announcement at Replay 2026 this week takes a real swing at that problem: Serverless Workers that deploy to AWS Lambda and spin up only when there's actual work to do. The shift is subtle but important. Until now, running Temporal Workers meant keeping long-lived processes listening on task queues, which works fine if you've already budgeted for always-on compute but gets awkward fast when your workload is bursty, seasonal, or still small enough that a dedicated Worker pod feels like overkill. You end up in the uncanny valley between "too important for a raw Lambda" and "too sporadic for a p...