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Langchain

Framework for building LLM-powered apps — chains, agents, RAG, and memory.

4.4(external rating)
#283 in Coding
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Freemium🪟 Web
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About Langchain

LangChain is the most popular framework for building AI applications with LLMs. Provides tools for chains, agents, RAG, memory, and integrations with all major AI providers.

Key Features

llm framework
agents
rag
chains
open source

💰 Pricing

Freemium

Open-source framework free. LangSmith (monitoring) from $39/month.

Free$0

Basic features with usage limits

Pro$10-20/mo

Full features, higher limits, priority support

EnterpriseCustom

Custom deployment, team management, dedicated support

Frequently Asked Questions

Is Langchain free?
Langchain offers a free plan with limited features. Paid plans unlock additional capabilities. Open-source framework free. LangSmith (monitoring) from $39/month.
What is Langchain used for?
Langchain is primarily used for Coding. Framework for building LLM-powered apps — chains, agents, RAG, and memory.
What platforms does Langchain work on?
Langchain is available on Web.
What are the best alternatives to Langchain?
Top alternatives to Langchain include ChatGPT, Claude, GitHub Copilot. These tools offer similar functionality and may suit different budgets or workflows.

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Questions & Answers

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📊 Comparison vs Alternatives

Feature
Langchain logoLangchain
PricingFreemiumFreemiumFreemiumFreemium
Rating⭐ 4.4⭐ 4.8⭐ 4.8⭐ 4.6
Free Tier
Popularity
51%
100%
94%
92%

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Quick Stats

Rating
4.4
ReviewsExternal data
Coding#283
PricingFreemium
Popularity
51%

Categories

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Last updated: 2026-03-28·Claim this listing
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