LLM Orchestration

AI PDF Chatbot LangChain

AI PDF chatbot agent built with LangChain & LangGraph

Status
UnmaintainedGitHub repository has been archived.
Last checked
Checked · Oct 13, 2026
License
Open source
Pricing
Free tier
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What it is

AI PDF Chatbot LangChain is an open-source project designed to create chatbots that can interact with PDF documents using AI. Built with LangChain and LangGraph, it leverages TypeScript for its core functionalities. The tool is archived, indicating it may no longer be actively maintained. It supports integration with OpenAI models, allowing for natural language processing capabilities. The project has a significant number of stars and forks on GitHub, reflecting community interest.

Specifically designed for AI-driven interaction with PDF documents.

When it fits — and when it doesn’t

A good fit for

  • Developers looking to create AI chatbots for PDF documents

    The tool is specifically designed for building chatbots that interact with PDFs using AI.

  • Projects requiring TypeScript-based solutions

    The tool is built with TypeScript, making it suitable for TypeScript-centric environments.

Look elsewhere if

  • Teams needing ongoing support and updates

    The project is archived and may not receive further updates or support.

  • Developers seeking a large contributor base

    With only 3 contributors, the project may lack the diversity and rapid development found in larger projects.

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Limited contributors

    The project has only 3 contributors.

  2. 02

    No open issues

    The GitHub repository shows 0 open issues.

What it does well

  • Open-source with MIT license

    The project is available on GitHub under the MIT license.

  • High community interest

    The project has 16,599 stars and 3,230 forks on GitHub.

  • Built with TypeScript

    The primary language of the project is TypeScript.

Pricing

Free tier
Yes
Paid from
—
Model
N/A
Enterprise plan
No

Pricing last confirmed Oct 3, 2026.

Performance benchmarks

How Fast Is It?

Set up AI PDF Chatbot LangChain

Setup steps, common gotchas and what to check after 30 days.

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