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prefect 3.6.5 - Batch Me If You Can

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3.6.5 - Batch Me If You Can Released on December 04, 2025 Enhancements ➕➕ Raise if event is too big Support Path objects in result_storage parameter Hide "Join the Community" in air-gapped deployments Parametrize xreadgroup batch size in consumer and add EventPersister service setting Parametrize xautoclaim batch size Parametrize TaskRunRecorder and Trigger...

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Also shipped Dec 4, 2025Prefect in December 2025 →

- Transient storage filter in Settings: The Databases page in Settings in the MotherDuck UI now supports...

- Transient storage filter in Settings: The Databases page in Settings in the MotherDuck UI now supports filtering by storage type DESCRIBE and SUMMARIZE exports: Downloading the results of DESCRIBE and SUMMARIZE queries is now supported in the MotherDuck UI DuckLake option in the Add Database menu: MotherDuck users can create a new DuckLake in the 'Add...

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Prefect 2.20.25 - Latest and Greatest

Bug Fixes 🐞 - fix: update 2-latest Docker tag on all 2.x releases Integrations & Dependencies 🤝 - chore(deps): update asyncpg requirement from =0.23 to >=0.23,<0.32.0

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Prefect 3.6.6 - The Eternal Docket of the Spotless Server

3.6.6 - The Eternal Docket of the Spotless Server Released on December 08, 2025 Enhancements ➕➕ Add client-side configuration for deployment concurrency grace period Add PostgreSQL search_path support via settings Add memory safeguards to event persister service Add perpetual services infrastructure and convert cancellation_cleanup to perpetual Docket task...

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Prefect 3.6.4 - No Deployment Left Unparametrized

Bug Fixes 🐞 - fix: preserve event template parameters in deployment triggers - Fix truncating log behavior Integrations & Dependencies 🤝 - Chore: Bump ui library Documentation 📓 - docs: Add migration note about unmapped mutable objects

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Prefect 3.6.7 - LoopService #OpenToWork: 3+ Years Experience Looping

3.6.7 - LoopService #OpenToWork: 3+ Years Experience Looping Released on December 18, 2025 Enhancements ➕➕ Add support for AWS IAM authentication for PostgreSQL database Add generic typing support for Variable.get method Convert late_runs service to Docket perpetual function Convert repossessor service to Docket perpetual function Convert foreman service to...

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Prefect 3.6.3 - That's JSON Bourne

Enhancements ➕➕ - Add -o json output option to prefect flow-run ls command - fix: allow pause_flow_run() to pause parent flow when called from task Bug Fixes 🐞 - Use acquisition service pattern for lease-based concurrency slots - fix: respect subflow attributes (log_prints, result_storage) when running inside task - fix: defer forward reference resolution...

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Prefect 3.6.8 - On Exception! On Timeout! On Error and Failure! 🦌

3.6.8 - On Exception! On Timeout! On Error and Failure! 🦌 Released on December 24, 2025 New Features 🎉 Add prefect flow-run retry command Enhancements ➕➕ Add url property to server-side ReceivedEvent for automation templates Bug Fixes 🐞 Add timeout to Docket worker shutdown Prevent dictionary mutation during iteration in preprocess_schema Allow string...

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Prefect 3.6.2 - The Missing Link

Enhancements ➕ - Add causal link from automation action events to triggering events Bug Fixes 🐞 - cap retry-after for concurrency limits to prevent excessive delays - accept numeric values for PREFECT_API_SERVICES_LATE_RUNS_AFTER_SECONDS - add work_queue_id to DeploymentResponse Development & Tidiness 🧹 - correct GitHub Actions conditional syntax in...

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