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PyPI · #2704 most downloaded on PyPI
Comet tool for logging and evaluating LLM traces
Last release today
17 Sep 2026
Ships on a steady schedule
a new release about every 8 days
Some releases are documented
notes for 34 of the last 60 stable releases
Nothing withdrawn
no release was ever pulled
2 years old
609 releases · first in 2024
One column per month.
[OPIK-6026] [BE] Onboarding analytics events by @nLamprok in https://github.com/comet-ml/opik/pull/6333
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.13...1.11.14
[OPIK-6013] [FE] fix: CSV upload overlay stuck when server-side processing enabled by @itamargolan in https://github.com/comet-ml/opik/pull/6330
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.12...1.11.13
[NA] [SDK] fix: support openai-agents 0.14.0 TaskSpanData and TurnSpanData by @alexkuzmik in https://github.com/comet-ml/opik/pull/6320
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.11...1.11.12
[OPIK-5980] [FE] feat: split Playground "Test on" into Dataset/Test Suite dropdown by @itamargolan in https://github.com/comet-ml/opik/pull/6311
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.10...1.11.11
[OPIK-5947] [FE] fix: force iframe remount on assistant surface change by @andriidudar in https://github.com/comet-ml/opik/pull/6314
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.9...1.11.10
[OPIK-5229] [FE] feat: add onboarding analytics events by @nLamprok in https://github.com/comet-ml/opik/pull/6299
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.8...1.11.9
[NA] [TESTS] test: add thread ingestion load script for threads by @andrescrz in https://github.com/comet-ml/opik/pull/6291
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.7...1.11.8
[NA] [BE] fix: resolve flaky RetentionPolicyServiceTest parameter injection by @andrescrz in https://github.com/comet-ml/opik/pull/6286
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.6...1.11.7
[OPIK-5626] [FE] Standardize empty states across the app by @miguelgrc in https://github.com/comet-ml/opik/pull/6230
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.5...1.11.6
[NA] [FE] [SDK] comet deployment bug by @collincunn in https://github.com/comet-ml/opik/pull/6233
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.4...1.11.5
[OPIK-5869] [SDK] Bugs in Connect and Endpoint Flow by @collincunn in https://github.com/comet-ml/opik/pull/6229
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.3...1.11.4
Nothing published for this version
[OPIK-5696][TS SDK] Align TS wizard to also save project_name to ~/.opik.config by @yaricom in https://github.com/comet-ml/opik/pull/6134
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.1...1.11.2
[OPIK-5665] [OPIK-5386] [FE] fix: Ollie sidebar error state, retry, and keepalive recovery by @awkoy in https://github.com/comet-ml/opik/pull/6135
Full Changelog: https://github.com/comet-ml/opik/compare/1.11.0...1.11.1
[OPIK-5682] [FE] Wire agent config to sandbox run via mask_id by @miguelgrc in https://github.com/comet-ml/opik/pull/6082
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.60...1.11.0
[OPIK-5655] [Evaluation Suite] Evaluation suite task should support returning just the agent output by @yaricom in https://github.com/comet-ml/opik/pu
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.59...1.10.60
[NA] [TS SDK] feat: indexed keys in LLMJudge schema, reasoning_effort, and UX improvements by @alexkuzmik in https://github.com/comet-ml/opik/pull/601
configure(force=True) still prompts interactively for workspace by @yaricom in https://github.com/comet-ml/opik/pull/6033update_current_trace not exported at top-level opik module by @yaricom in https://github.com/comet-ml/opik/pull/6056AgentConfigManager.update_blueprint() fails with TypeError on string values by @yaricom in https://github.com/comet-ml/opik/pull/6063url mismatches config file url_override by @yaricom in https://github.com/comet-ml/opik/pull/6065Full Changelog: https://github.com/comet-ml/opik/compare/1.10.58...1.10.59
[OPIK-4828] [BE] Fix thread view shows no data message but then eventually loads by @thiagohora in https://github.com/comet-ml/opik/pull/5954
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.57...1.10.58
[NA] [CI] chore: downsize CI runners from ubuntu-latest-m to ubuntu-latest by @petrotiurin in https://github.com/comet-ml/opik/pull/5990
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.56...1.10.57
[OPIK-5273] [BE] feat: add new project metrics for interactive chart by @BorisTkachenko in https://github.com/comet-ml/opik/pull/5949
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.55...1.10.56
[OPIK-4768] [TS] feat: add TypeScript local runner implementation by @petrotiurin in https://github.com/comet-ml/opik/pull/5879
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.54...1.10.55
[OPIK-5278] [BE] fix: correct blueprint name auto-increment for prompt version updates by @BorisTkachenko in https://github.com/comet-ml/opik/pull/590
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.53...1.10.54
Nothing published for this version
[OPIK-4549] [SDK TS] feat: Add agent config Zod API and blueprint caching by @petrotiurin in https://github.com/comet-ml/opik/pull/5853
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.51...1.10.52
[OPIK-5231] [BE] fix: prevent parallel execution of trace threads closing job by @ldaugusto in https://github.com/comet-ml/opik/pull/5814
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.50...1.10.51
[NA]Bump version from 1.10.49 to 1.10.50 by @andrescrz in https://github.com/comet-ml/opik/pull/5845
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.49...1.10.50
Nothing published for this version
Nothing published for this version
[OPIK-4938] [BE] Add X-Opik-Deprecation header for workspace-wide fallback lookups by @thiagohora in https://github.com/comet-ml/opik/pull/5760
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.45...1.10.46
[OPIK-4962] [M2] Python SDK: Implement deprecation warning on workspace fallback by @yaricom in https://github.com/comet-ml/opik/pull/5744
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.44...1.10.45
Nothing published for this version
[NA] [CI] Fix docker vulnerability scan tag fallback for cron trigger by @GuySaar8 in https://github.com/comet-ml/opik/pull/5699
datasetName in ExperimentData interface optional by @yaricom in https://github.com/comet-ml/opik/pull/5701Full Changelog: https://github.com/comet-ml/opik/compare/1.10.42...1.10.43
[OPIK-4956] [BE] feat: add blueprint name with auto-increment versioning by @BorisTkachenko in https://github.com/comet-ml/opik/pull/5682
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.41...1.10.42
[OPIK-4632] find_experiments dataset_deleted Parameter Validation Error by @yaricom in https://github.com/comet-ml/opik/pull/5676
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.40...1.10.41
[DND-494][CI] Add Docker vulnerability scan workflow by @GuySaar8 in https://github.com/comet-ml/opik/pull/5628
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.39...1.10.40
[OPIK-4913] [INFRA] Rename SDK E2E test workflow to clarify it's Python-specific by @JetoPistola in https://github.com/comet-ml/opik/pull/5638
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.38...1.10.39
[OPIK-4528] [FE]: blueprints FE; by @aadereiko in https://github.com/comet-ml/opik/pull/5572
project param to project_name by @petrotiurin in https://github.com/comet-ml/opik/pull/5597Full Changelog: https://github.com/comet-ml/opik/compare/1.10.37...1.10.38
[OPIK-4875] [SDK] Implement local runner parallelism with process isolation by @petrotiurin in https://github.com/comet-ml/opik/pull/5598
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.36...1.10.37
Nothing published for this version
Nothing published for this version
Nothing published for this version
Nothing published for this version
[OPIK-3974] [FE] feat: improve unsaved changes message by adding save button by @andriidudar in https://github.com/comet-ml/opik/pull/5507
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.31...1.10.32
[NA] [BE] Update model prices file by @CometActions in https://github.com/comet-ml/opik/pull/5558
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.30...1.10.31
[OPIK-4852] [BE/FE] fix: remove -exp suffix from gemini-2.0-flash model name + remove deprecated models by @jackc-comet in https://github.com/comet-ml…
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.29...1.10.30
[OPIK-4382] [BE] Metrics Computation Service by @thiagohora in https://github.com/comet-ml/opik/pull/5361
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.28...1.10.29
Upgrade ExternalSecret API from v1beta1 to v1 by @rpandurangan in https://github.com/comet-ml/opik/pull/5489
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.27...1.10.28
[OPIK-4524] [BE] Refactor and skills update by @BorisTkachenko in https://github.com/comet-ml/opik/pull/5503
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.26...1.10.27
[OPIK-4524] [BE] Auto-update agent blueprints on prompt version commit by @BorisTkachenko in https://github.com/comet-ml/opik/pull/5465
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.25...1.10.26
[NA] [BE] Update model prices file by @CometActions in https://github.com/comet-ml/opik/pull/5479
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.24...1.10.25
Small change to fix cookbook by @anmorgan24 in https://github.com/comet-ml/opik/pull/5434
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.23...1.10.24
fix(vercel): capture ai.response.object for generateObject output by @hztBUAA in https://github.com/comet-ml/opik/pull/5330
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.22...1.10.23
[OPIK-4434] [SDK] Python SDK retire gpt-4* defaults by @vincentkoc in https://github.com/comet-ml/opik/pull/5188
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.21...1.10.22
[OPIK-4493] [FE] Add LangChain/LangGraph message format support by @andriidudar in https://github.com/comet-ml/opik/pull/5301
retrieve-by-commits to get the list of prompts for their commits; by @aadereiko in https://github.com/comet-ml/opik/pull/5343Full Changelog: https://github.com/comet-ml/opik/compare/1.10.20...1.10.21
[OPIK-4547][HELM] Add support for additional profiles and users for clickhouse by @liyaka in https://github.com/comet-ml/opik/pull/5356
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.19...1.10.20
[NA] [SDK] [FE] [BE] Fix deprecated Anthropic Haiku models in tests and infra code by @vincentkoc in https://github.com/comet-ml/opik/pull/5322
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.18...1.10.19
[NA] [DOCS] fix: align TS SDK docs with current SDK behavior by @vincentkoc in https://github.com/comet-ml/opik/pull/5310
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.17...1.10.18
[OPIK-4440] [SDK] Add backwards compatibility for dataset versioning by @petrotiurin in https://github.com/comet-ml/opik/pull/5300
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.16...1.10.17
[OPIK-4444] [FE] Audit and fix dropdown action buttons for UI consistency by @andriidudar in https://github.com/comet-ml/opik/pull/5268
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.15...1.10.16
[OPIK-4173] [FE] Smart default to Threads tab when project has threads by @JetoPistola in https://github.com/comet-ml/opik/pull/5148
Full Changelog: https://github.com/comet-ml/opik/compare/1.10.14...1.10.15
Your coding agent can read these notes before it upgrades. Set up the MCP server →