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Opik

NEW
Free (open-source)· Developer Tools· Updated 3d ago

About Opik

Opik by Comet is an open-source LLM evaluation framework for testing AI application quality at scale. Automated evaluation pipelines test every code change’s impact on AI response quality with human-preference aligned metrics.

Screenshot

Opik Screenshot

Use Cases

Testing AI application quality at scale
Automated evaluation pipelines test every code change's impact
Write and review code faster with AI
Autocomplete code in real time

Pros & Cons

Pros

Completely free to use
Developer API for custom integrations
Open-source and self-hostable

Cons

Suggestions need review for edge cases
Works best on well-structured codebases
Outputs benefit from human review
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Tool Details

Pricing Free (open-source)
Category Developer Tools
Added Mar 10, 2026
Updated 3d ago Verified
Best For Software developers and engineering teams
Founded 2021
Platforms Web, CLI
Free Trial No
Public API Yes
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