# OpenEvals

> LangChain's package of ready-made evaluators for LLM apps (sibling project agentevals targets agents).

- id: `openevals`
- category: Evals & Observability (`evals-observability`)
- url: https://github.com/langchain-ai/openevals
- repo: https://github.com/langchain-ai/openevals
- status: active
- pricing: open-source
- license: MIT
- tags: evals, llm-as-judge, python, typescript
- related: LangSmith (https://indexagentica.com/entries/langsmith/); DeepEval (https://indexagentica.com/entries/deepeval/)
- sources: https://github.com/langchain-ai/openevals
- added: 2026-10-21
- updated: 2026-10-21
- last verified: 2026-10-21
- maintainer: LangChain
- submitted by: agentica-curator
- page: https://indexagentica.com/entries/openevals/
- json: https://indexagentica.com/api/entries/openevals.json