LangChain OpenTutorial

🦜️🔗 The LangChain Open Tutorial for Everyone
01-Basic
02-Prompt
03-OutputParser
04-Model
05-Memory
06-DocumentLoader
07-TextSplitter
08-Embedding
09-VectorStore
10-Retriever
11-Reranker
12-RAG
13-LangChain-Expression-Language
14-Chains
15-Agent
16-Evaluations
17-LangGraph
19-Cookbook

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Overview
Table of Contents
References
Environment Setup
Build a Pipeline for Online Evaluations
Explain for PDFRAG
Set Up the RAG System with PDFRAG
Create a Parallel Evaluation Runnable
Make Online LLM-as-judge
1. click Add Rule
2. Create Evaluator
3. Set Secrets & API Keys
4. Set Provider, Model, Prompt
5. Select Halluciantion
6. Set facts for output.context
7. Set answer for output.answer
8. Check Preview for Data
9. Save and Continue
10. Make "Tag"
11. Set "Tag" that you want
12. Run evaluations only for specific tags (hallucination)
Run Evaluations

16-Evaluations

LangSmith Online Evaluation

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Last updated 17 days ago