Free open source alternative app list about topic "evaluation" :

Arize Phoenix

Arize Phoenix is a free, open-source alternative to LangSmith . Key features Open-source LLM tracing and evaluation platform for AI applications. Monitor, debug, and optimize LLM workflows with built-in observability. Self-hosted deployment for full control over tracing and evaluation data. Supports experimentation with LLM tracing and evaluation using the Phoenix library. Designed for machine-learning and AI observability use cases. Platforms Windows, macOS, Linux Links Official website Source code repository Pricing Free. The free plan includes self-hosted LLM tracing, evaluation, and experimentation with the open-source Phoenix library.

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Agenta

Agenta is a free, open-source alternative to LangSmith . Key features Build, evaluate, and improve AI agents and LLM applications in a single collaborative platform. Manage prompts with versioning and organization tools for LLM workflows. Run evaluations to test and compare AI agent and LLM outputs. Gain observability into LLM application behavior and performance. Support LLMOps practices for teams developing with large language models. Platforms Windows, macOS, Linux Links Official website: https://agenta.ai Source code: https://github.com/Agenta-AI/agenta Pricing Free. Free and open-source self-hosted platform under Apache-2.0 license.

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