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Langchain Python Python Packages

Python packages with the GitHub topic langchain-python. Sorted by relevance, with stars and monthly downloads.
langchain-ai
langchain-google-vertexai

🦜🔗 LangChain interfaces to Google's suite of AI products (e.g. Gemini & Vertex AI)

25.1M 379 433
langchain-ai
langchain-google-genai

🦜🔗 LangChain interfaces to Google's suite of AI products (e.g. Gemini & Vertex AI)

14.8M 379 433
langchain-ai
langchain-aws

Build LangChain Applications on AWS

12.4M 323 286
langchain-ai
langchain-google-community

🦜🔗 LangChain interfaces to Google's suite of AI products (e.g. Gemini & Vertex AI)

7M 379 433
langchain-ai
langserve

LangServe 🦜️🏓

626K 2K 272
langchain-ai
langgraph-checkpoint-aws

Build LangChain Applications on AWS

394K 323 286
googleapis
toolbox-core

Python SDK for interacting with the MCP Toolbox for Databases.

231K 182 49
datastax
langchain-graph-retriever

Graph traversal for improved RAG

226K 87 28
datastax
graph-retriever

Graph traversal for improved RAG

226K 87 28
googleapis
toolbox-adk

Python SDK for interacting with the MCP Toolbox for Databases.

122K 182 49
kyegomez
swarms

The Enterprise-Grade Production-Ready Multi-Agent Orchestration Framework. Website: https://swarms.ai

40K 7K 923
hideya
langchain-mcp-tools

MCP to LangChain Tools Conversion Utility / Python

40K 28 10
langchain-ai
langchain-agentcore-codeinterpreter

Build LangChain Applications on AWS

27K 323 286
lakinduboteju
langchain-pymupdf4llm

An integration package connecting PyMuPDF4LLM to LangChain

21K 18 3
googleapis
toolbox-langchain

Python SDK for interacting with the MCP Toolbox for Databases.

9K 182 49
MaxMLang
pytector

Easy to use LLM Prompt Injection Detection and Prompt Input Sanitization / Detector Python Package with support for local models, API-based safeguards, and LangChain guardrails.

6K 41 23
Alation
alation-ai-agent-sdk

Python library for integrating the Alation API into agentic workflows

4K 18 7
melih-unsal
demogpt

🤖 Create LLM agents in a second with your prompts. Everything you need to create an LLM Agent - tools, prompts, frameworks, and models - all in one place.

2K 2K 226
ENDEVSOLS
longtrainer

Production-ready RAG framework for Python — multi-tenant chatbots with streaming, tool calling, agent mode (LangGraph), vector search (FAISS), and persistent MongoDB memory. Built on LangChain.

2K 28 3
blip-solutions
promptwatch

Python client for PromptWatch.io - LLM tracking platform

2K 29 3
Alation
alation-ai-agent-mcp

Alation Agent SDK with MCP support

2K 18 7
llmonitor
llmonitor

Lunary AI Python Client (Analytics, monitoring and evaluations for GenAI apps)

2K 21 19
Couchbase-Ecosystem
langchain-couchbase

Couchbase integration with LangChain

2K 3 2
googleapis
toolbox-llamaindex

Python SDK for interacting with the MCP Toolbox for Databases.

1K 182 49
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