Frontend Frameworks

Langchain Chat

Next.js frontend for LangChain Chat with over 1,000 stars on GitHub.

Status
UnmaintainedNo commits in 1306 days.
Last checked
Checked · Oct 11, 2026
License
Open source
Pricing
Free tier · from $0
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What it is

Langchain Chat is a Next.js frontend for LangChain Chat that provides developers with an easy-to-use interface to interact with language models. It's ideal for those looking to integrate AI-driven chat capabilities into their web applications using the Next.js framework.

Langchain Chat stands out as a dedicated frontend solution for integrating LangChain's language models into Next.js applications, offering developers an easy and customizable way to add AI-driven chat features.

When it fits — and when it doesn’t

A good fit for

  • Teams building Next.js apps who need to integrate LangChain's language models for chat functionality

  • Developers looking for a customizable frontend solution for AI-driven chats in their web applications

Look elsewhere if

  • Projects that require real-time streaming capabilities beyond the scope of Langchain Chat

  • Applications needing extensive customization not supported by Next.js or LangChain's framework

Known weaknesses

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

  1. 01

    Limited language support beyond JavaScript and Python

    Documentation and community resources are primarily focused on JS/TS and Python, lacking support for other languages

  2. 02

    Performance issues with heavy chat loads

    Users have reported slow response times when handling multiple concurrent chat sessions

What it does well

  • Easy integration with Next.js applications

  • Customizable chat interface for user interaction

  • Supports LangChain's language models

Pricing

Free tier
YesOpen source — free to use
Paid from
$0
Model
Flat rate
Enterprise plan
No

Pricing not independently confirmed — check the vendor’s page.

Performance benchmarks

How Fast Is It?

Set up Langchain Chat

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

Open the setup guide →
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Langchain Chat — tracked on AI Navigator

Markdown

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HTML

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