This release adds 4 notable features for engineering teams evaluating rollout.
✓ No known CVEs patched in this version
Topics
+5 more
Summary
AI summaryFix MEMORY_LIMIT_EXCEEDED in span/trace usage queries.
Changes in this release
| Type | Severity | Summary | CVE |
|---|---|---|---|
| Feature | Medium |
Add prompt masks for non-destructive prompt resolution Add prompt masks for non-destructive prompt resolution Source: granite4.1:8b-q6_K@2026-05-19 Confidence: high |
— |
| Feature | Medium |
Cascade optimizations on opik migrate dataset (Slice 5) Cascade optimizations on opik migrate dataset (Slice 5) Source: granite4.1:8b-q6_K@2026-05-19 Confidence: high |
— |
| Feature | Medium |
Add environment ownership to prompt versions Add environment ownership to prompt versions Source: granite4.1:8b-q6_K@2026-05-19 Confidence: high |
— |
| Feature | Medium |
Cost Tracking: Add Missing Models and Providers - Elastic Inference Service OTEL Cost Tracking: Add Missing Models and Providers - Elastic Inference Service OTEL Source: granite4.1:8b-q6_K@2026-05-19 Confidence: high |
— |
| Feature | Medium |
Add base fixtures for Opik 2.0 E2E suite Add base fixtures for Opik 2.0 E2E suite Source: granite4.1:8b-q6_K@2026-05-19 Confidence: low |
— |
| Dependency | Medium |
Update automatically OpenAPI spec and Fern code Update automatically OpenAPI spec and Fern code Source: granite4.1:8b-q6_K@2026-05-19 Confidence: low |
— |
| Dependency | Medium |
Update automatically OpenAPI spec and Fern code again Update automatically OpenAPI spec and Fern code again Source: granite4.1:8b-q6_K@2026-05-19 Confidence: low |
— |
| Bugfix | Medium |
Fix MEMORY_LIMIT_EXCEEDED in span/trace usage queries Fix MEMORY_LIMIT_EXCEEDED in span/trace usage queries Source: granite4.1:8b-q6_K@2026-05-19 Confidence: high |
— |
| Bugfix | Low |
Preserve StartSpanParameters when merging opik_args Preserve StartSpanParameters when merging opik_args Source: granite4.1:30b@2026-05-19-audit Confidence: low |
— |
Full changelog
What's Changed
- [OPIK-6581] [INFRA] [CI] fix: quote GITHUB_OUTPUT and GITHUB_STEP_SUMMARY redirects by @JetoPistola in https://github.com/comet-ml/opik/pull/6749
- [OPIK-6456] [BE] feat: add prompt masks for non-destructive prompt resolution by @BorisTkachenko in https://github.com/comet-ml/opik/pull/6731
- [NA] [SDK] [DOCS] Update automatically OpenAPI spec and Fern code by @CometActions in https://github.com/comet-ml/opik/pull/6766
- [NA] [SDK] fix: preserve StartSpanParameters when merging opik_args by @pragnyanramtha in https://github.com/comet-ml/opik/pull/6735
- [OPIK-6543] Fix MEMORY_LIMIT_EXCEEDED in span/trace usage queries by @LifeXplorer in https://github.com/comet-ml/opik/pull/6760
- [OPIK-6499] [QA] feat: add SDK clients and use public Opik TS SDK for backend inspection by @AndreiCautisanu in https://github.com/comet-ml/opik/pull/6768
- [NA] [DOCS] Fix broken documentation links by @jverre in https://github.com/comet-ml/opik/pull/6769
- [OPIK-6532] [SDK] feat: cascade optimizations on opik migrate dataset (Slice 5) by @JetoPistola in https://github.com/comet-ml/opik/pull/6746
- [OPIK-6455] [BE] feat: add environment ownership to prompt versions by @BorisTkachenko in https://github.com/comet-ml/opik/pull/6767
- [NA] [SDK] [DOCS] Update automatically OpenAPI spec and Fern code by @CometActions in https://github.com/comet-ml/opik/pull/6772
- [OPIK-6500] [QA] feat: add base fixtures for Opik 2.0 E2E suite by @AndreiCautisanu in https://github.com/comet-ml/opik/pull/6770
- [OPIK-6524][BE] Cost Tracking: Add Missing Models and Providers - Elastic Inference Service OTEL by @yaricom in https://github.com/comet-ml/opik/pull/6759
New Contributors
- @pragnyanramtha made their first contribution in https://github.com/comet-ml/opik/pull/6735
Full Changelog: https://github.com/comet-ml/opik/compare/2.0.40...2.0.41
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About opik
Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.
Related context
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Earlier breaking changes
- v2.0.38 Split stats query and gate legacy feedback_scores UNION in BE.
Beta — feedback welcome: [email protected]