Opik (Comet)
Opik by Comet ML, Inc. · comet.com · Last checked:
- Open-source core (Apache 2.0)
- Hosted SaaS platform (Opik Cloud)
- Self-hosted (open source or Enterprise on-premises)
Company status
Active, privately held.
Sources 1, 2, 3 · checked 2026-11-08
Capabilities
- Tracing of LLM calls and tool calls as spans
- Online evaluation rules on production traces with LLM-as-a-judge, agent-as-a-judge, and code evaluators
- Experiments and datasets for offline evaluation
- Self-hosted open source uses the same codebase as the hosted versions
Sources 1, 2, 3 · checked 2026-11-08
Who it tends to fit
- Teams that want a free self-hosted option with no usage limits
- Small teams that want a low-cost hosted plan
Sources 1, 2, 3 · checked 2026-11-08
Pricing
Open Source: $0, self-hosted, unlimited. Free Cloud: $0 (25k spans/month, 60-day retention, up to 10 team members). Pro Cloud: $19/month (100k spans/month, then $5 per 100k spans; up to 50 team members). Enterprise: custom.
Sources 1, 2, 3 · checked 2026-11-08
Published certifications
- SOC 2 (listed under Enterprise plan)
- ISO 27001 (listed under Enterprise plan)
- ISO 9001 (listed under Enterprise plan)
- HIPAA (listed under Enterprise plan)
- GDPR (listed under Enterprise plan)
Listed as stated by the vendor. Scope can differ by product or subsidiary; request current reports.
Sources 1, 2, 3 · checked 2026-11-08
Limitations to check
- Compliance items are listed as Enterprise plan features; confirm what applies to Free and Pro Cloud
- Extended retention beyond 60 days costs extra on Pro Cloud
Sources 1, 2, 3 · checked 2026-11-08
Sources
- Open Source, Free Cloud, Pro Cloud ($19/month), Enterprise; spans and overage; Enterprise lists SOC 2, ISO 27001, ISO 9001, HIPAA, GDPRwww.comet.com/site/pricing/Checked 2026-11-08
- Online evaluation rules for production traces; LLM-as-a-Judge and code evaluatorswww.comet.com/docs/opik/production/rulesChecked 2026-11-08
- Repository license is Apache 2.0github.com/comet-ml/opikChecked 2026-11-08
Report a correction: [email protected]. Facts are re-checked at least every 90 days.