compare
Laminar vs Opik
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Laminar | Opik |
|---|---|---|
| Language | TypeScript | Python |
| Licence | Apache-2.0 | Apache-2.0 |
| Stars | 3.3k | 22k |
| Latest | v0.2.5 | 2.2.92 |
| Last push | 2026-10-06 | 2026-10-06 |
| Release cadence | about 7 days between releases | about 1 day between releases |
| Active contributors | 8 commit authors on the default branch in the last 90 days | 50+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace LangSmith. Alternatives to LangSmith →
Full replacementLaminarTracing, evaluations and datasets for LLM apps and agents, with OpenTelemetry ingestion.
Full replacementOpikTracing, datasets, experiments and LLM-as-a-judge evaluations.
Laminar
- v0.2.52026-09-13LAM-2218: log SQL memory-limit hits at warn instead of error by @laminar-coding-agent[bot] in
- v0.2.42026-09-06chore(frontend): replace ESLint + Prettier with oxlint + oxfmt
- v0.2.32026-08-30LAM-2111: log ingestion rate-limit rejections by @laminar-coding-agent[bot] in
- v0.2.22026-08-25LAM-1903: virtualize debugger session timeline with lazy batched trace loading by @laminar-coding-agent[bot] in
- v0.2.12026-07-09refactor(LAM-1789): sync signals OTEL tracing refactor to OSS by @laminar-coding-agent[bot] in
Opik
- 2.2.922026-10-06[OPIK-8566] [BE] feat: free-form SQL post-run check, behind off/audit/enforce
- 2.2.912026-10-06[OPIK-8515] [SDK] fix: explicit update_current_span/trace output wins over @track's captured return value
- 2.2.902026-10-05[OPIK-8575] [FE] feat: offer max reasoning effort on OpenAI keys set to the Responses API
- 2.2.892026-10-05[NA] [HELM] [DOCS] fix: bump clickhouse-backup to 2.7.4 for object-disk backups
- 2.2.882026-10-02[OPIK-7965] [FE] feat: render compare prompts as messages and store prompt templates
Laminar
✓ signed The latest release, v0.2.5, carries a signature GitHub verified.
Loading the security report
Opik
✓ signed The latest release, 2.2.92, carries a signature GitHub verified.
Loading the security report