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LangChain Alternatives

LangChain gives developers a framework to construct LLM‑powered apps easily.

LangChain is a leading platform for developing LLM-based applications, offering a suite of flexible abstractions and a robust AI toolkit.

Explore 20 alternatives to LangChain across 1 category. Each tool listed below shares at least one category with LangChain.

Top LangChain alternatives at a glance

Dify. Easily build and operate generative AI applications. Create Assistants API and GPTs based on any LLMs.
DSPy. Framework for programming, not prompting, language models with automatic prompt optimization
Google ADK. Open-source agent development kit from Google for building multi-agent systems
Haystack. The Production-Ready Open Source AI Framework.
Hugging Face. The open-source AI platform with 500K+ models, inference endpoints, and fine-tuning tools

🏗️ Frameworks & Stacks

Dify

Easily build and operate generative AI applications. Create Assistants API and GPTs based on any LLMs.

Open Source Free Trial

DSPy

Framework for programming, not prompting, language models with automatic prompt optimization

Open Source

Google ADK

Open-source agent development kit from Google for building multi-agent systems

Open Source Free Trial

Haystack

The Production-Ready Open Source AI Framework.

Open Source

Hugging Face

The open-source AI platform with 500K+ models, inference endpoints, and fine-tuning tools

Open Source Free Trial

Instructor

Structured data extraction from LLMs using Pydantic models with automatic validation and retries

Open Source

LangGraph

Low-level framework for building stateful, long-running AI agents with graph-based orchestration

Open Source Free Trial

Langroid

Multi-agent LLM framework using message-based task delegation inspired by the Actor model

Open Source

LiteLLM

Unified OpenAI-compatible proxy for 100+ LLM providers with cost tracking and load balancing

Open Source Free Trial

LlamaIndex

LlamaIndex is a simple, flexible data framework for connecting custom data sources to large language models.

Open Source

LLM Browser

Enable your AI agents to access any website without worrying about captchas, proxies and anti-bot challenges

Open Source Free Trial

Mastra

TypeScript-first AI framework for building agents, RAG pipelines, and workflows

Open Source Free Trial

Modular

We rebuilt the modern AI software stack, from the ground up, to boost any AI pipeline, on any hardware.

Free Trial

Ollama

Run large language models locally with a single command

Open Source Free Trial

phidata

Build an AI App in minutes using pre-built templates.

Open Source Free Trial

Pydantic AI

Type-safe Python agent framework with Pydantic validation, tool calling, and dependency injection

Open Source

Semantic Kernel

Microsoft's SDK for building and orchestrating AI agents in .NET, Python, and Java

Open Source

Spring AI

Spring framework for building AI-powered Java applications with portable model and vector store abstractions

Open Source

Stagehand

AI-powered browser automation framework with natural language actions, extraction, and observation

Open Source

Vercel AI SDK

Open-source TypeScript toolkit for building AI applications with streaming, tool calling, and agents

Open Source

Frequently asked questions

What are the best alternatives to LangChain?

Based on category overlap and popularity, the top alternatives to LangChain include: Dify (Easily build and operate generative AI applications. Create Assistants API ...); DSPy (Framework for programming, not prompting, language models with automatic prom...); Google ADK (Open-source agent development kit from Google for building multi-agent systems); Haystack (The Production-Ready Open Source AI Framework.); Hugging Face (The open-source AI platform with 500K+ models, inference endpoints, and fine-...). See all 20 alternatives compared on this page.

Is there a free alternative to LangChain?

Yes. 10 alternatives to LangChain offer a free tier or free trial: Dify, Google ADK, Hugging Face, LangGraph, LiteLLM, LLM Browser, and more. Use the comparison above to find the best fit for your use case.

Are there open-source alternatives to LangChain?

Yes. 19 open-source alternatives to LangChain are listed here: Dify, DSPy, Google ADK, Haystack, Hugging Face, Instructor, and more. Open-source tools can be self-hosted for full control over data and infrastructure.

What is LangChain?

LangChain is a leading platform for developing LLM-based applications, offering a suite of flexible abstractions and a robust AI toolkit. Offering developers the ability to integrate LLMs with private data sources and APIs, creating context-aware applications. With a vast community, extensive lib... See 20 alternatives to LangChain across 1 category.

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