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PyPI · #3041 most downloaded on PyPI
Comet tool for logging and evaluating LLM traces
Last release 2 days ago
02 Oct 2026
Ships on a steady schedule
a new release about every 8 days
Some releases are documented
notes for 24 of the last 60 stable releases
Nothing withdrawn
no release was ever pulled
2 years old
629 releases · first in 2024
One column per month.
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[DND-1745] [BE] Bind 'unknown' instead of NULL for the span/trace source column by @GuySaar8 in #8514
Full Changelog: 2.2.82...2.2.83
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[OPIK-8523] [GHA] fix: replace deprecated ANTHROPIC_API_KEY secret in CI workflows by @JetoPistola in #8531
Full Changelog: 2.2.80...2.2.81
[OPIK-8531] [CI] fix: replace unpullable quay.io/minio/mc with the MinIO image's bundled mc by @JetoPistola in #8539
Full Changelog: 2.2.79...2.2.80
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[OPIK-8468] [QA] test: cover the failed playground run error state (from #8445 ) by @CometActions in #8471
Full Changelog: 2.2.77...2.2.78
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[OPIK-8274] [BE] refactor: route experiment item aggregates through JsonEachRowBulkInsert by @thiagohora in #8472
opik mcp configure by @alexkuzmik in #8473Full Changelog: 2.2.75...2.2.76
[NA] [DOCS] docs: restructure the MCP server docs into five pages by @alexkuzmik in #8453
Full Changelog: 2.2.74...2.2.75
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[OPIK-8386] [BE] [FE] fix: govern Claude sampling params by the model, not the provider by @AndreiCautisanu in #8326
Full Changelog: 2.2.70...2.2.71
[OPIK-3268] [BE][FE] feat: let users name experiments from the Playground by @andriidudar in #8303
Full Changelog: 2.2.69...2.2.70
[OPIK-8255] [BE] fix: set prefer_localhost_replica explicitly on the ClickHouse default profile by @thiagohora in #8230
Full Changelog: 2.2.68...2.2.69
[NA] [BE] fix: validate webhook destinations and trim test error detail by @JetoPistola in #8354
Full Changelog: 2.2.67...2.2.68
[issue-7860] [SDK] fix: guard streaming usage helpers against IndexError and TypeError by @Aftabbs in #8147
Full Changelog: 2.2.66...2.2.67
[OPIK-7791] [QA] guard the backdated-id seeds and retry a throttled project create by @AndreiCautisanu in #8322
Full Changelog: 2.2.65...2.2.66
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[NA] [SDK] fix: reject duplicate items in SpearmanRanking by @anxkhn in #7290
uvx opik-mcp by @alexkuzmik in #8313Full Changelog: 2.2.63...2.2.64
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[NA] [QA] fix: stop waiting on the suite verdict in waitForRunsComplete by @AndreiCautisanu in #8304
Full Changelog: 2.2.60...2.2.61
[OPIK-7791] [QA] Proposed e2e specs from the 2.2.56 → 2.2.57 release exploration by @CometActions in #8254
Full Changelog: 2.2.59...2.2.60
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[OPIK-7940] [DOCS] docs: document OAuth2 client credentials auth for custom providers by @miguelgrc in #8227
Full Changelog: 2.2.57...2.2.58
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[OPIK-8280] [QA] chore: let reconcile own the taxonomy specs lists instead of generated PRs by @AndreiCautisanu in #8200
Full Changelog: 2.2.54...2.2.55
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[NA] [BE] feat: add task tiling and chapter summaries to cipx_session_analysis by @andriidudar in #8154
Full Changelog: 2.2.51...2.2.52
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[NA] [DEV] fix: point EM backend S3 at the published MinIO API port by @andriidudar in #8111
Full Changelog: 2.2.47...2.2.48
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[NA] [FE] chore: use the trimmed search term in the export queries by @jverre in #8032
Full Changelog: 2.2.44...2.2.45
[OPIK-7315] [BE] docs(cutover): five gaps the prod-test rollback rehearsal surfaced by @andrescrz in #8044
Full Changelog: 2.2.43...2.2.44
[issue-6019] [SDK] fix: pass Claude cache tokens through the Bedrock stream aggregator by @BILLKISHORE in #7694
Full Changelog: 2.2.42...2.2.43
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build(deps-dev): bump com.tngtech.archunit:archunit-junit5 from 1.4.2 to 1.5.0 in /apps/opik-backend by @dependabot[bot] in https://github.com/comet-m
Full Changelog: https://github.com/comet-ml/opik/compare/2.2.29...2.2.30
[OPIK-7835] [BE] Map UnsupportedFeatureException to 400 instead of 500 by @thiagohora in https://github.com/comet-ml/opik/pull/7786
Full Changelog: https://github.com/comet-ml/opik/compare/2.2.28...2.2.29
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