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Workflow 4.1 Beta: Event-sourced architecture

Published: (February 3, 2026 at 08:00 AM EST)
1 min read
Source: Vercel Blog

Source: Vercel Blog

Workflow Event Sourcing Changes

Changes how workflows track state internally. Instead of updating records in place, every state change is now stored as an event, and current state is reconstructed by replaying the log. This release also adds support for provider‑executed tools and higher throughput. Workflow 4.1 Beta is a persiste…

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