- Pricing
- Paid
- Platform
- Web
- Open source
- Yes
About Opik
Opik is an open-source LLM evaluation and observability tool from Comet that helps teams trace, evaluate, and debug AI applications. It provides tracing of LLM calls, dataset management, and built-in and custom evaluators for measuring output quality. Designed for ML engineers who need a production-ready evaluation pipeline integrated with their experiment tracking.
Specifications
Everything we hold on this listing.
- Category
- Coding & Dev Tools
- Pricing
- Paid
- Platforms
- Web
- Website
- comet.com
- Open source
- Yes
- Added
- Apr 23, 2026
opensource, platform, tags were inferred from this tool's own description, not confirmed by its maker. Claim this listing to correct it.
How Opik compares
The closest tools in the directory, matched on shared capability rather than category alone.
| Tool | Pricing | Open source |
|---|---|---|
| Opik | Paid | Yes |
| Langfuse | Paid | Yes |
| Agenta | Paid | Yes |
| Helicone AI | Paid | Yes |
| Phoenix | Paid | Yes |
Frequently asked
What is Opik used for?
Opik is a coding & dev tools tool: Open-source LLM evaluation and tracing platform by Comet. Related topics: coding, developer, debugging.
Is Opik free?
No. Opik is a paid product with no free plan listed, though some paid tools offer a trial. Current prices are on comet.com.
What platforms does Opik run on?
Opik runs on Web. Whether it offers a public API isn't stated, check the vendor's docs before planning an integration.
Is Opik open source?
Yes, Opik publishes its source, so you can self-host it, audit what it does with your data, and avoid per-seat pricing. Browse more open-source options at brofindai.com/tags/open-source.
What are the best alternatives to Opik?
The closest alternatives are Langfuse, Agenta, Helicone AI, Phoenix, all coding & dev tools tools that overlap with Opik on coding, developer, debugging. See the full list at brofindai.com/alternatives/opik.
