What PrefectHQ/prefect shipped
Generated by FoxPlug from public activity — not affiliated with Prefect.
Week of September 14, 2026
What shipped
- Version 3.8.6 released with pause and cancellation improvements, including the ability to cancel blocking paused flow runs after pause timeout elapses. Release
- Fixed date range selector on flow runs page so clicking cancel no longer incorrectly selects 'All time'. Pull request #23148
- Version 3.8.7.dev2 includes deployment timestamp formatting in UI v2 metadata and improved dark-mode readability for flow run cards. Release
- Fixed shell assertion tests in prefect-shell integration that were not actually validating the launched shell type. Pull request #23144
- Fixed multiple test assertions that were being evaluated but not actually checked, preventing test failures from being caught. Pull request #23141
- Version 3.8.7.dev1 fixes V2 run-list wrapping and toolbar overflow issues at constrained widths. Release
- Nightly releases now build only wheels instead of source distributions, and UI source maps are disabled to reduce PyPI storage growth. Pull request #23120
- Version 3.8.7.dev3 restores deployment, work pool, and work queue links on V2 flow-run cards and shows tag names inline. Release
- Added native Redis Sentinel support to prefect-redis integration. Pull request #22377
- Added Osano consent manager configuration to Prefect 3 documentation. Pull request #23133
Why it matters
This week brings flow run improvements and UI fixes in 3.8.6 along with several development releases. The release focuses on pause and cancellation workflows, while bug fixes address both test reliability and user-facing issues like date filtering in the UI.
Changelog entry
- Allow cancelling a blocking paused flow run after its pause timeout elapses Release
- Allow transitioning to cancelling from paused state Release
- Reduce task run recorder INSERT compilation CPU Release
- Fix date clearing on cancel in flow runs page date range selector Pull request #23148
- Format deployment Created/Updated timestamps in ui-v2 metadata Release
- Improve dark-mode readability of flow run cards Release
- Fix V2 run-list wrapping and toolbar overflow at constrained widths Release
- Omit UI source maps and build only wheels for nightly prefect releases Pull request #23120
- Show tag names inline and make tag overflow focusable Release
- Restore deployment, work pool, and work queue links on V2 flow-run cards Release
- Add Redis Sentinel support to prefect-redis Pull request #22377
Prefect 3.8.6 is out with pause/cancellation improvements including blocking paused flow run cancellation after timeout. UI fixes address date filtering and overflow issues.
Prefect 3.8.6 is now available with enhanced pause and cancellation workflows. This release allows you to cancel blocking paused flow runs after the pause timeout elapses, improving control over long-running flows. Recent development builds have also addressed UI reliability with fixes to flow run list wrapping, date range selection, and dark mode readability in v2.