Verified listing2026

LangChain

Open-source frameworks for building agents powered by language models

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🎬 Product Demos & Video Guides

2 Videos

Watch these curated walkthroughs to master LangChain from beginner setup to advanced features:

1. Langchain Tutorial For Beginners (2026 Guide) | AI Agents For Data Engineers (Ansh Lamba)

2. LangChain Tutorial for Beginners | Generative AI Series 🔥 (CodeWithHarry)

Open SourceLLM Frameworks

LangChain (langchain.com) Review

LangChain provides open-source frameworks for building applications with large language models. The ecosystem includes LangChain for model and tool integrations, LangGraph for stateful agent orchestration, and LangSmith for tracing, evaluation, and monitoring. The frameworks are free to use with many supported model providers.

LangChain homepage at langchain.com, captured 29 October 2026 — LangChain homepage at langchain.com, captured on 29 October 2026. Live interface and offers can change after that date.

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Key Capabilities & Features

•Build agents with any model provider
•LangGraph for low-level agent orchestration
•Deep Agents for long-running complex tasks
•Step-by-step tracing and debugging
•Evaluation and monitoring through LangSmith
•Open-source frameworks

Pricing, Access & Specs

How we check pricing: every figure here is read from the vendor's own pricing page, with the check date shown on this page. Where a vendor publishes no figure, we say so instead of estimating.

Pricing ModelOpen Source

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API AccessAvailable

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✕ Potential Drawbacks

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