Opik
Free tierOpen-source AI observability & evaluation platform for the agentic era
Free tier available·Technical·API available·Open source
Key strengths
End-to-end agent trace logging and visualization30+ LLM-as-a-Judge evaluation metricsAutomated code fix suggestions via Ollie coding assistantTrue open-source with self-hosting supportReal-time production monitoring with guardrails and cost tracking
Free tier + paid plans
United States
Founded 2023
Self-hostable
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Recent changes
- Plans updated: Free tier available (no credit card required); enterprise plan available (contact sales). Open-source version is free to self-host.
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Opik is released under the Apache 2.0 license and is fully self-hostable or locally runnable. Key technical capabilities include:
- Agent tracing & debugging — trace multi-step agentic workflows end-to-end
- LLM-as-a-judge evaluation — 30+ evaluation metrics for automated quality assessment
- Production monitoring — guardrails and PII protection for live deployments
- Cost intelligence — track and analyze spend for coding agents (Claude Code, Codex integrations)
- Ollie coding assistant — automated code fixes surfaced directly from observability data
Deployment options: Managed cloud (free tier, no credit card required; enterprise plan via sales) or self-hosted open-source.
Integrations: Claude Code, Codex.
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