LangChain Extract
LangChain Extract is a LangChain pack for pdf tools and forms, published by langchain-ai.
Reference LangChain app for extracting structured data from unstructured text and PDFs using LLMs and JSON schemas.
Is it any good?
Effectiveness · benchmark pending
We haven't benchmarked LangChain Extract yet, so its score is provisional — computed from safety, maintenance, and documentation only, with popularity given no weight. When we benchmark it, we measure whether it produces materially better output than a frontier model alone, and that result leads the score. How we measure.
About LangChain Extract
Description · AI-summarised from the langchain-ai README
langchain-extract is a starter web service showing how to use LangChain to extract structured information from text and files. Users define a JSON schema, point it at content, and receive validated records back — useful as a template for document-extraction pipelines.
Where it fits
Browse related skills
Install LangChain Extract
Install
Install via LangChain pack
pip install langchain-ai-langchain-extractInstall with your AI
Zero install · paste into ChatGPT, Claude, Cursor…
Install the "LangChain Extract" skill into my project by following all instructions at https://skillsdirectory.co/s/langchain-extract
Your assistant reads /s/langchain-extract and follows it — fetching the files from the source, placing them, and confirming before it runs anything. No account needed. How this works.
Frequently asked
FAQ
What does LangChain Extract do?
Reference LangChain app for extracting structured data from unstructured text and PDFs using LLMs and JSON schemas.
How do I install LangChain Extract?
LangChain Extract is a LangChain pack. Primary install path: pip install langchain-ai-langchain-extract
What is the Skill Score for LangChain Extract?
LangChain Extract has a Skill Score of 5.2/10 (Caution). It is currently a provisional score — LangChain Extract hasn't been benchmarked yet, so it weights safety 20/100 (40%), maintenance 47/100 (30%), and documentation 100/100 (30%). Popularity carries zero weight until effectiveness is measured. See methodology.
Is LangChain Extract free?
LangChain Extract is published under the MIT license. See the vendor's source repository for any usage limits or paid tiers.
Related skills in PDF tools and forms
Related
LlamaParse
GenAI-native document parser that extracts tables, figures, and structured data from complex PDFs for downstream RAG.
PDF Reader MCP
Production-ready Model Context Protocol server enabling AI agents to extract text, images, and metadata from PDFs with high performance and natural content ordering.
PDF Reader MCP
Production-ready Model Context Protocol server enabling AI agents to extract text, images, and metadata from PDFs with high performance and natural content ordering.
Embed this score
For maintainers · always-current, links back
Put it in your README — it updates as the score changes.[](https://skillsdirectory.co/skills/langchain-extract)
<a href="https://skillsdirectory.co/skills/langchain-extract"><img src="https://skillsdirectory.co/badge/langchain-extract.svg" alt="Scored by skillsdirectory" height="28" /></a>