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2.2.78 2.2.79

low risk

obra/superpowersSep 23, 2026 → Sep 24, 20261 day between releases

What's New

Adds custom metrics alerting and ClickHouse v2 client performance improvements

New Features

  • Custom metrics alerting form
  • Automatic first diagnostic run
  • ClickHouse v2 client performance improvements

Improvements

  • ClickHouse v2 client performance via streaming inserts
  • MinIO healthcheck support for arm64
  • Radar trigger dispatch on main merge

Bug Fixes

  • Blank OPIK_CONFIG_PATH handling
  • MinIO healthcheck on arm64
  • Bedrock OpenAI GPT-5.x/GPT-6 temperature drop
  • Dangling dictionary separator handling
  • BLEU n_grams and empty sequence validation

Upgrade Notes

Fixes handling of blank OPIK_CONFIG_PATH. Introduces a new alert form for custom metrics. No major configuration changes required.

The Two Releases

2.2.78

2.2.78

Sep 23, 2026· 29 days ago

Focuses on enhancing alerting features, improving SDK stability, and optimizing experiment item reading performance.

Full release notes
2.2.79

2.2.79

Sep 24, 2026· 28 days ago

This release focuses on SDK bug fixes, infrastructure improvements, and introduces new alerting capabilities for custom metrics. It also includes performance optimizations using the ClickHouse v2 client.

Full release notes