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Opik

Comet's open-source LLM tracing and evaluation suite

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Looking for a tool like Opik (Comet's open-source LLM tracing and evaluation suite)? Below are 5 AI tools people use as an alternative to Opik, ranked by leaderboard position. Each one is approved by our editors and worth comparing before you decide.

Weights & Biases
Weights & Biases

The default experiment tracking tool for serious ML work

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LangSmith
LangSmith

LangChain's platform for debugging and evaluating LLM apps

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Arize Phoenix
Arize Phoenix

Open-source tracing and evaluation for LLM apps

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Braintrust
Braintrust

Evaluation and observability for AI apps in production

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Langfuse
Langfuse

Open-source LLM observability and tracing

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