LangChain

LangChain

Free

Framework for building LLM apps.

Launched 2022-10-01

Pricing details

Open-source free; LangSmith Plus $39/user/mo

About LangChain

LangChain is the most popular Python/JS framework for chaining LLMs with tools, memory, and retrieval. Teams pick it because de-facto llm framework and massive plugin ecosystem.

Things to keep in mind: frequent breaking changes.

LangChain is a free tool and launched on 2022-10-01. It sits in the Coding and Agents space and is best used to Coding. Pricing breaks down as: Open-source free; LangSmith Plus $39/user/mo.

Features

  • IDE / editor integration
    Built-in support for ide / editor integration — used for coding.
  • Multi-language autocomplete
    Built-in support for multi-language autocomplete — used for coding.
  • Inline chat for code
    Built-in support for inline chat for code — used for coding.
  • Repo-aware context
    Built-in support for repo-aware context — used for coding.

Pros

  • De-facto LLM framework
  • Massive plugin ecosystem
  • Free and open-source

Cons

  • Frequent breaking changes
  • Abstractions can leak
  • Steep learning curve

Categories

Coding
Agents

Frequently Asked Questions

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