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Release 6.5

February 2026

Whats New In Our Products ?

Kelvin UI

Overall

  • Improved UI error handling and messaging.
  • Better support for System and Configurations JSON schema arrays.
  • Improved view behavior:
    • Users can now delete instance views.
    • Views are private by default.
  • Improved user and instance settings:
    • Instance settings can now be set as temporary or permanent, with overrides.

Asset Insights Table

  • Users can filter by and configure new Data Tags columns.
  • Users can filter by recommendations.
  • Users can filter by control changes.
  • Added an inline preview for Manual Controls.Improved inline preview behavior and layout.Users can now collapse and hide the assets page header search bar.

App Manager

  • Better support for data quality mappings.
  • App settings now show missing section information with a grey icon to reduce confusion around missing IO mappings, parameters, or default cluster information.
  • Added more flexibility and improved error messaging for IO deployment mappings.
  • Improved asset selection for app deployment.

Deletion Handling

  • Improved handling of deletions for Data Streams, Assets, and Data Quality Metrics: deletion is now blocked when they are in use by workloads.

Data Explorer

  • More configurations are now saved as settings.
  • The default visualization time range can now be defined per instance.
  • Users can configure default aggregations per instance.
  • Added the Highcharts Boost module for improved performance with large numbers of data points.
  • Improved aggregation selection.

Other

  • Additional improvements and bug fixes.

Kelvin API

What’s New

  • New APIs & Capabilities
    • Tasks API:
      • Introduced a new Tasks API enabling programmatic task creation and management across Kelvin applications.
    • Events API:
      • Added a dedicated Events API with improved sorting and querying capabilities.
    • Asset Insights Enhancements:
      • New control change filters.
      • Recommendations filters.
      • New data tag filters.
  • Kubernetes & Edge Improvements
    • Configurable Kubernetes Namespaces:
      • You can now define Kubernetes namespaces when creating new clusters (K3S and generic Kubernetes).
    • Improved Edge Provisioning:
      • kelvin-provision now consistently uses configured namespaces instead of defaults.
    • Enhanced Edge Observability:
      • Updated Fluent Bit with improved Kubernetes filtering and exclusion support.
  • Workload & Platform Enhancements
    • Added feature flag to disable /apps/create app type check.
    • Expanded Workload Dependency Support. Added dependency awareness for:
      • Assets.
      • Datastreams.
      • Data Quality metrics.
    • Init Containers Support:
      • Docker-based clusters now support init containers similar to Kubernetes, allowing for pre-start setup tasks.

What’s Changed

  • Platform Reliability & Stability:
    • Improved system stability across APIs through better validation, error handling, and safer defaults.
    • Reduced risk of stalled migrations and unexpected runtime failures in timeseries.
    • Services health checks are now more flexible, with support for tagging and selective disabling.
  • Performance & Data Handling:
    • Improved ingestion and query reliability for ClickHouse-backed workers.
    • More robust handling of timestamps, null values, and special characters.
    • Optimized batching and retry behavior for timeseries ingestion.
  • Application & Workload Management:
    • Application deployments now dynamically adapt to cluster namespace configuration.
    • Improved workload manifests and dependency resolution for more predictable runtime behavior.

What’s Removed

  • No features were removed in this release.

Deprecations

  • No features were deprecated in this release.

Kelvin SDK

What’s New

  • Added SmartApps AI Agent
  • Added App, CLI and API Client Reference Docs
  • Added App Schema Validation
  • Added kelvin app agent sync

What’s Changed

  • Added IO Mapping to DataQuality Metrics
  • CCM Tolerance:
    • Default updated to 0.001 from 0.00001
    • It's now configurable through KLVN_CCM_TOLERANCE env var
  • Bug fixes

Whats New in our Documentation ?

What's New

What's Updated

What's Deleted

  • Developer Tools → How To → Create App With Chatgpt page
  • Developer Tools → How To → Develop → Spotlight Tips → Data to Dataframe page