Data and AI releases

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Prefect 3.7.8: scheduling and event stream fixes

UpdateNot yet verified

A patch release focused on reliability at the edges: RRULE schedule anchors, the event recorder under load, and clearer worker auth errors.

Streaming

Read on prefect.io

Also shipped Jul 9, 2026Prefect in July 2026 →

Strac connector (Beta)

The Strac connector is now available in Lakeflow Connect in Beta . Workspace admins can control access to this feature from the Previews page. The connector ingests data-security audit events from your Strac instance into Databricks. Authentication uses a Strac API key. See Strac connector .

Beta
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Genie One enhancements

- Document citations : Documents now show citations that link content back to the data and sources Genie One used to generate the document. See View citations . Document version history : Documents now keep a version history so you can review earlier versions. See View version history .

Beta
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Prefect 3.7.8 - The flush must go on

Enhancements ➕➕ Format server-side validation errors for concurrency slot acquisition Bug Fixes 🐞 Keep TaskRunRecorder periodic flush alive when events are dropped Fix Windows permission error on git pull in runner storage Fix RRULE schedule anchor computed in UTC but interpreted as local time Reconnect events client from time-based checkpoint when...

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Prefect 3.7.7 - Don't put that work pool configuration in your mouth. It's stale

Enhancements ➕➕ Accept a single step mapping in prefect.yaml action sections Bug Fixes 🐞 Fix set_working_directory relative path resolution in workspace resolver Run pull steps for module-path entrypoints when loading flow from flow run Fix UI version redirect leaking internal host behind reverse proxy Reconcile stale work-pool snapshots on worker...

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Prefect 3.8.0 - You had me at first paint

Enhancements ➕➕ Add deployment filters to flow run triggers Make the V2 UI the default for self-hosted servers Copy additional options when using "Copy to new run" in the V2 UI Add "Copy to new run" to the flow run menu in the V2 UI Make URLs in run logs clickable in the V2 UI Allow year/month selection and manual typing in date inputs in the V2 UI Add...

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Prefect 3.7.6 - You can only be `Late` once

Bug Fixes 🐞 Return PrefectFutureList from Task.map when deferred=True Fix race condition in UI static directory creation with multiple workers Raise clear error when FlowRun/TaskRun passed as task argument Prevent duplicate Late state transitions in MarkLateRuns Quote -q and -p args separately in work-queue create output Development & Tidiness 🧹 Widen...

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Prefect 3.8.1 - To relinquish, perchance to retry

Enhancements ➕➕ Show tooltips for flow run state tabs in the V2 UI Bug Fixes 🐞 Make ConcurrencyContext exit cleanup best-effort Keep worker startup alive when the Prefect API is unreachable Make PrefectFutureList.result timeout message reachable Render ANSI color escape codes in flow run logs in the V2 UI Confirm the exact suspension transition reported by...

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