Side by side
OpenAgent Eval vs Opik
Both stand on ai agent evaluation tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APILinuxMac+2
OpenAgent Eval provides local evaluation workflows with broad provider and retriever integrations. Its dependency requirements and Python version should be planned before installation.
Visit OpenAgent Eval
Free plan APILinuxSelf-hosted+1
Opik brings tracing, evaluation, testing, and production monitoring into one platform, with both cloud and self-hosted options. Teams should weigh the listed monthly span and retention limits against their usage.
Visit OpikThe facts
| OpenAgent Eval | Opik | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Linux, Mac, Self-hosted, Windows | API, Linux, Self-hosted, Web |
| Lowest paid plan | Not published | Pro Cloud: $19 a month |
| Plans published | None | 4 |
| Maker | Not published | Not published |
| Website | openagenthq.github.io | comet.com |
| On ai agent evaluation tools | #20 of 29 | #16 of 29 |
OpenAgent Eval: what it does well
- Local operation without telemetry or required network calls
- CLI and Python SDK for test-suite integration
- Metrics cover retrieval, generation, performance, and cost
- Reports available in terminal, Markdown, HTML, and JSON
- Offline mock providers need no credentials
What to know first
- Requires Python 3.11 or later
- Some retrievers and embedders need extra dependencies
- Built-in embedder listing is limited to Sentence Transformers
Opik: what it does well
- Evaluations include more than 30 metrics.
- Production monitoring can alert on failed criteria.
- Open-source code can run locally.
- Free Cloud includes 25,000 monthly spans.
What to know first
- Free Cloud retains data for 60 days.
- Pro Cloud costs $19 per month.
- Enterprise pricing is custom.
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