All LangChain JavaScript integration providers

Browse the complete collection of integrations available for JavaScript/TypeScript. LangChain.js offers hundreds of integrations across providers, tools, vector stores, document loaders, and more.

Top providers

Anthropic

Integrate with Anthropic’s Claude models for advanced reasoning and conversation.

AWS

Access AWS services and foundation models through comprehensive integrations.

Google

Integrate with Google’s AI services including Gemini and Vertex AI.

Microsoft

Connect to Microsoft Azure services and AI platforms.

OpenAI

Build with GPT models and OpenAI’s comprehensive AI platform.

LangGraph integrations

Connect LangGraph agents to front ends.

AG-UI Protocol

Open event-based protocol for connecting LangGraph agents to any frontend.

CopilotKit

React stack and Python middleware for Deep Agents, LangGraph agents, FastAPI, and generative UI.

Chat models

Anthropic

Claude models for advanced conversational AI and reasoning.

Azure OpenAI

OpenAI models through Microsoft Azure’s enterprise platform.

Baidu Qianfan

Baidu’s Qianfan platform for Chinese language AI models.

Bedrock Converse

Unified Bedrock Converse API for multiple foundation models.

Cerebras

Ultra-fast inference with Cerebras Systems’ AI processors.

Cloudflare Workers AI

Run AI models on Cloudflare’s edge computing platform.

Cohere

Cohere’s language models for text generation and understanding.

DeepSeek

DeepSeek’s advanced reasoning and coding models.

Fake LLM

Mock chat model for testing and development purposes.

Google Gemini

Google’s Gemini models via AI Studio and Vertex AI.

Groq

Ultra-fast inference with Groq’s specialized hardware.

Mistral

Mistral’s efficient and powerful language models.

Neural Internet Bittensor

Decentralized AI network through Bittensor protocol.

Ollama

Run local models with Ollama’s lightweight inference engine.

OpenRouter

Access models from multiple providers through OpenRouter’s unified API.

OpenAI

GPT models and OpenAI’s comprehensive chat capabilities.

PromptLayer OpenAI

OpenAI integration with PromptLayer’s observability features.

xAI

xAI’s Grok models for conversational AI.

Yandex

Yandex’s AI models and language processing services.

LLMs

Azure OpenAI

OpenAI models through Microsoft Azure’s enterprise platform.

Cloudflare Workers AI

AI models on Cloudflare’s edge computing platform.

Cohere

Cohere’s language models for various NLP tasks.

Google Vertex AI

Google Cloud’s enterprise AI and ML platform.

JigsawStack

JigsawStack’s AI infrastructure and model services.

Mistral

Mistral’s open-source and commercial language models.

Neural Internet Bittensor

Decentralized AI through Bittensor’s peer-to-peer network.

Ollama

Local model serving with Ollama’s simple interface.

OpenAI

GPT models and OpenAI’s language model APIs.

PromptLayer OpenAI

OpenAI with PromptLayer’s logging and observability.

Yandex

Yandex’s language models and AI services.

Text embedding models

Azure OpenAI

OpenAI embeddings through Microsoft Azure platform.

Baidu Qianfan

Baidu’s text embedding models for Chinese content.

Amazon Bedrock

Foundation model embeddings through Amazon Bedrock.

Cloudflare AI

Text embeddings on Cloudflare’s edge AI platform.

Cohere

Cohere’s multilingual embedding models.

Google Generative AI

Google’s embedding models for text representation.

Google Vertex AI

Enterprise embedding models through Vertex AI.

Minimax

Minimax’s text embedding and representation models.

Mistral

Mistral’s efficient embedding models.

MixedBread AI

High-quality multilingual embedding models.

Nomic

Nomic’s open-source embedding models.

Ollama

Local embedding models through Ollama.

OpenAI

OpenAI’s text-embedding models for semantic search.

Oracle AI Database

Oracle’s embedding models for AI applications.

Pinecone

Pinecone’s embedding models and vector database.

Vector stores

Azure DocumentDB

Vector search in Azure DocumentDB (formerly Azure Cosmos DB for MongoDB vCore).

Azure Cosmos DB NoSQL

Vector storage in Azure Cosmos DB NoSQL API.

Cloudflare Vectorize

Serverless vector database on Cloudflare’s edge.

Google Cloud SQL PostgreSQL

PostgreSQL with vector extensions on Google Cloud.

Memory Vector Store

In-memory vector storage for development and testing.

Milvus

Open-source vector database for AI applications.

MongoDB Atlas

Vector search in MongoDB Atlas cloud database.

Oracle AI Database

Oracle Vector Search for hybrid retrieval and storage.

Pinecone

Managed vector database for machine learning applications.

Qdrant

Open-source vector similarity search engine.

Redis

In-memory database with vector search capabilities.

Tigris

Developer-focused database with vector search.

Weaviate

Open-source vector database with GraphQL API.

Document loaders

File loaders

JSON

Load and parse JSON files with flexible structure handling.

JSON Lines

Load newline-delimited JSON files.

Multi-File

Load multiple files of different types simultaneously.

Oracle AI Database

Load Oracle AI Vector Search tables and compatible files.

Text

Load plain text files with encoding detection.

Web loaders

Google Cloud SQL PostgreSQL

Load data from Google Cloud SQL PostgreSQL databases.

LangSmith

Load runs and datasets from LangSmith.

Soniox

High-accuracy multilingual speech-to-text API.

Supadata

Load transcripts and metadata from YouTube, TikTok, and more.

Document transformers

OpenAI Metadata Tagger

Generate metadata tags for documents using OpenAI.

Document compressors

Cohere Rerank

Rerank documents using Cohere’s reranking models.

MixedBread AI

Rerank and compress documents using MixedBread AI.

Tools

Azure Dynamic Sessions

Secure code execution in Azure Dynamic Sessions.

DALL-E

Generate images using OpenAI’s DALL-E models.

Decodo

Code execution and analysis with Decodo.

Exa Search

AI-powered search engine for better results.

Goat

Simple tool execution framework.

JigsawStack

AI infrastructure tools from JigsawStack.

JSON Tool

Parse and manipulate JSON data structures.

Lambda Agent

Execute code in AWS Lambda functions.

MCP Toolbox

Model Context Protocol tools and utilities.

OpenAPI

Generate tools from OpenAPI specifications.

Oracle AI Database

Summarize, chunk, and serve data with Oracle AI Vector Search tools.

SQL

Query databases using natural language.

Perplexity Search

Web search results from the Perplexity Search API.

Tavily Crawl

Web crawling capabilities with Tavily.

Tavily Extract

Extract structured data from web pages.

Tavily Map

Map and visualize web crawling results.

Tavily Search

AI-optimized search for retrieval applications.

You.com

Real-time web search and content extraction for LLMs.

Vector Store

Query vector databases as tools.

Zapier Agent

Automate workflows using Zapier integrations.

Retrievers

Bedrock Knowledge Bases

Retrieve from Amazon Bedrock Knowledge Bases.

ChatGPT Retriever Plugin

Official ChatGPT retriever plugin integration.

Exa

AI-powered web search and retrieval.

HyDE

Hypothetical Document Embeddings for better retrieval.

Kendra

Enterprise search with Amazon Kendra.

Perplexity Search

Retriever returning Documents from the Perplexity Search API.

Time-Weighted

Time-aware document retrieval and ranking.

Stores

File System

Local file system storage for development.

In-Memory

Fast in-memory storage for temporary data.

LLM caching

Azure Cosmos DB NoSQL

Cache LLM responses in Azure Cosmos DB.

Callbacks

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