# AI evaluation platforms

8 apps ranked by verified data.
Source: https://altcatalog.com/category/ai-evaluation-platforms/

## Apps

- [Arize Phoenix](https://altcatalog.com/alternatives/arize-phoenix.md) — Open-source LLM tracing and evaluation from Arize AI.
- [Braintrust](https://altcatalog.com/alternatives/braintrust.md) — End-to-end platform for evaluating and shipping AI products.
- [Comet Opik](https://altcatalog.com/alternatives/comet-opik.md) — Open-source LLM evaluation and observability platform from Comet.
- [Helicone](https://altcatalog.com/alternatives/helicone.md) — Open-source observability and monitoring for LLM applications.
- [HoneyHive](https://altcatalog.com/alternatives/honeyhive.md) — AI evaluation, testing, and observability platform for LLM apps.
- [Langfuse](https://altcatalog.com/alternatives/langfuse.md) — Open-source LLM engineering platform for tracing, evals, and prompt management.
- [LangSmith](https://altcatalog.com/alternatives/langsmith.md) — LLM observability, evaluation, and prompt engineering from the LangChain team.
- [W&B Weave](https://altcatalog.com/alternatives/wandb-weave.md) — LLM application tracing and evaluation toolkit from Weights & Biases.

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Ranked by verified data, never by who paid. https://altcatalog.com/trust/