# Expert Support case study: Bolstering a RAG app with LLM-as-a-Judge

DevFeed: [Expert Support case study: Bolstering a RAG app with LLM-as-a-Judge](<https://devfeed.tech/articles/expert-support-case-study-bolstering-a-rag-app-with-llm-as-a-judge-7171.md>)

Original publisher: [Read original article](<https://huggingface.co/blog/digital-green-llm-judge>)

Author: Vineet Singh; Rajsekar Manokaran; Aymeric Roucher

Published: 2024-10-28T00:00:00Z

Content type: article

Language: en

Sources: [Hugging Face - Blog](<https://devfeed.tech/sources/hugging-face-blog.md>)

Topics: [Retrieval Augmented Generation (RAG)](<https://devfeed.tech/topics/retrieval-augmented-generation-rag.md>), [LLM evaluation / benchmarking](<https://devfeed.tech/topics/llm-evaluation-benchmarking.md>), [hugging face](<https://devfeed.tech/topics/hugging-face.md>), [AI Chat](<https://devfeed.tech/topics/ai-chat.md>), [gaia](<https://devfeed.tech/topics/gaia.md>)

Tags: [case-studies](<https://devfeed.tech/tags/case-studies.md>), [case-study](<https://devfeed.tech/tags/case-study.md>), [evaluation](<https://devfeed.tech/tags/evaluation.md>), [expert-support](<https://devfeed.tech/tags/expert-support.md>), [expert-support-program](<https://devfeed.tech/tags/expert-support-program.md>), [gaia](<https://devfeed.tech/tags/gaia.md>), [hugging-face](<https://devfeed.tech/tags/hugging-face.md>), [llm](<https://devfeed.tech/tags/llm.md>), [rag](<https://devfeed.tech/tags/rag.md>), [use-cases](<https://devfeed.tech/tags/use-cases.md>)

## AI overview

This case study describes Digital Green's Farmer.chat, a Retrieval-Augmented Generation chatbot that uses large language models and curated agricultural research to provide personalized, reliable advice to smallholder farmers and agricultural extension workers. It also explains the development of an LLM-as-a-judge evaluation suite to assess the system across languages, regions, crops, and use cases.

## Source excerpt

We're on a journey to advance and democratize artificial intelligence through open source and open science.