datachain

v0.57.0 Feature

This release adds 1 notable feature for engineering teams evaluating rollout.

Published 2d Model Serving & MLOps

✓ No known CVEs patched

✓ No known CVEs patched in this version

Topics

ai-agents claude-code codex data-context-layer data-processing harness-engineering

+5 more

knowledge-base mlops multimodal pydantic unstructured-data

Summary

AI summary

Add Zarr support with new read_zarr, ZarrStore, Array, and Selection APIs.

Type	Severity	Summary	CVE
Feature	Medium	Adds Zarr support with read_zarr, ZarrStore, Array, and Selection. Adds Zarr support with read_zarr, ZarrStore, Array, and Selection. Source: llm_adapter@2026-06-02 Confidence: high	—
Performance	Low	Caches decoded av.VideoFrame to eliminate redundant decodes. Caches decoded av.VideoFrame to eliminate redundant decodes. Source: llm_adapter@2026-06-02 Confidence: high	—
Bugfix	Medium	Fixes numpy JSON serialization issues at storage boundaries. Fixes numpy JSON serialization issues at storage boundaries. Source: llm_adapter@2026-06-02 Confidence: high	—
Refactor	Low	Consolidates checkpoint logs for clearer output. Consolidates checkpoint logs for clearer output. Source: llm_adapter@2026-06-02 Confidence: high	—

Full changelog

Skill: support pi - AI agent by @dmpetrov in https://github.com/datachain-ai/datachain/pull/1777
Skill - implement CASE methodology by @dmpetrov in https://github.com/datachain-ai/datachain/pull/1779
Skill: improve heavy files workflow by @dmpetrov in https://github.com/datachain-ai/datachain/pull/1782
Fix numpy JSON serialization at storage boundaries by @shcheklein in https://github.com/datachain-ai/datachain/pull/1789
fix: cache decoded av.VideoFrame in VideoFrame to eliminate redundant decodes by @Copilot in https://github.com/datachain-ai/datachain/pull/1786
Consolidate checkpoint logs by @ilongin in https://github.com/datachain-ai/datachain/pull/1795
Add Zarr support: read_zarr, ZarrStore/Array/Selection by @shcheklein in https://github.com/datachain-ai/datachain/pull/1793

Full Changelog: https://github.com/datachain-ai/datachain/compare/0.56.1...0.57.0

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