Agenta

Open-source prompt management & evals for AI teams

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About

Agenta is an open-source LLMOps platform for building reliable AI applications. It covers prompt management, so prompts are versioned and tested rather than edited in code; evaluations, so output quality is measured against test sets and human review; and trace debugging, so a failing run can be inspected step by step.

It is built for collaboration between developers and domain experts, letting non-engineers help refine prompts and judge results within the same platform.

It is aimed at teams shipping LLM features who want the discipline of testing and monitoring around them, with the option to self-host since the platform is open source.

AI-assisted draft, human-reviewed before publishing — see how we choose & review tools.

Why we picked it

Agenta earns its spot for versioning prompts outside of code, not editing them inline — that separation is worth naming for teams where a non-engineer needs to test a prompt change without opening a pull request every time.