LangChain's Top RAG Prompt: Short Answers, No Hallucination · Nalanda Prompts

LangChain's Top RAG Prompt: Short Answers, No Hallucination

Asked May 24, 2026Modified 4 days agoViewed 32 timesWorks with: GPT-4o, GPT-4 Turbo, Claude 3.5 Sonnet, Gemini 1.5 Pro

What this prompt does

The most-pulled RAG prompt on LangChain Hub.

Compatible models:: GPT-4o, GPT-4 Turbo, Claude 3.5 Sonnet, Gemini 1.5 Pro
Category:: Productivity

The most-pulled RAG prompt on LangChain Hub. Three-sentence answer cap plus an explicit "say you don't know" clause makes it a safe default for production RAG.

You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise.
Question: {question} 
Context: {context} 
Answer:

Source: https://smith.langchain.com/hub/rlm/rag-prompt

langchain chatbot template guardrailsGPT-4oGPT-4 TurboClaude 3.5 SonnetGemini 1.5 Pro

History

Sagar Verma

1krep · asked May 24, 2026

0 Responses

Want to respond? Log in.