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

Chat Models

Alibaba Tongyi

Alibaba’s Tongyi language model for Chinese and multilingual applications.

Anthropic

Claude models for advanced conversational AI and reasoning.

Arcjet

Security-focused AI chat integration with built-in protections.

Azure OpenAI

OpenAI models through Microsoft Azure’s enterprise platform.

Baidu Qianfan

Baidu’s Qianfan platform for Chinese language AI models.

Baidu Wenxin

Baidu’s Wenxin (ERNIE) models for natural language processing.

Amazon Bedrock

Access foundation models through Amazon Bedrock’s managed service.

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.

Deep Infra

Access open-source models through Deep Infra’s cloud platform.

DeepSeek

DeepSeek’s advanced reasoning and coding models.

Fake LLM

Mock chat model for testing and development purposes.

Fireworks

High-performance inference for open-source models.

Friendli

Optimized inference engine for efficient model serving.

Google Generative AI

Google’s Gemini models and generative AI capabilities.

Google Vertex AI

Enterprise AI platform with Google Cloud’s Vertex AI.

Groq

Ultra-fast inference with Groq’s specialized hardware.

IBM

IBM Watson AI models and enterprise solutions.

Llama.cpp

Run local Llama models with llama.cpp backend.

Minimax

Minimax’s conversational AI models and services.

Mistral

Mistral’s efficient and powerful language models.

Moonshot

Moonshot’s AI models for various language tasks.

Neural Internet Bittensor

Decentralized AI network through Bittensor protocol.

Novita

Novita’s AI models and cloud computing platform.

Ollama

Run local models with Ollama’s lightweight inference engine.

Ollama Functions

Function calling capabilities with Ollama models.

OpenAI

GPT models and OpenAI’s comprehensive chat capabilities.

Perplexity

Perplexity’s search-augmented language models.

PremAI

PremAI’s platform for AI model deployment and management.

PromptLayer OpenAI

OpenAI integration with PromptLayer’s observability features.

Tencent Hunyuan

Tencent’s Hunyuan models for Chinese language processing.

Together AI

Open-source models through Together AI’s cloud platform.

WebLLM

Run language models directly in web browsers.

xAI

xAI’s Grok models for conversational AI.

Yandex

Yandex’s AI models and language processing services.

ZhipuAI

ZhipuAI’s ChatGLM and other Chinese language models.

LLMs

AI21

AI21 Labs’ Jurassic models for text generation.

Aleph Alpha

European AI company’s multilingual language models.

Arcjet

Security-focused LLM integration with built-in protections.

AWS SageMaker

Deploy models on Amazon SageMaker’s ML platform.

Azure OpenAI

OpenAI models through Microsoft Azure’s enterprise platform.

Amazon Bedrock

Foundation models through Amazon Bedrock service.

Chrome AI

Browser-based AI using Chrome’s built-in capabilities.

Cloudflare Workers AI

AI models on Cloudflare’s edge computing platform.

Cohere

Cohere’s language models for various NLP tasks.

Deep Infra

Open-source models through Deep Infra’s infrastructure.

Fireworks

Fast inference for open-source language models.

Friendli

Optimized serving for efficient model inference.

Google Vertex AI

Google Cloud’s enterprise AI and ML platform.

Gradient AI

Private AI model training and deployment platform.

Hugging Face

Access thousands of models via Hugging Face Inference API.

IBM

IBM Watson AI and language model services.

JigsawStack

JigsawStack’s AI infrastructure and model services.

LayerUp Security

Security-enhanced LLM integration with monitoring.

Llama.cpp

Run Llama models locally with C++ implementation.

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.

Raycast

AI integration for Raycast productivity tool.

Replicate

Run open-source models through Replicate’s cloud platform.

Together AI

Fast inference for open-source models on Together’s platform.

Writer

Writer’s enterprise AI platform for content generation.

Yandex

Yandex’s language models and AI services.

Text Embedding Models

Alibaba Tongyi

Alibaba’s embedding models for multilingual text representation.

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.

ByteDance Doubao

ByteDance’s embedding models for content understanding.

Cloudflare AI

Text embeddings on Cloudflare’s edge AI platform.

Cohere

Cohere’s multilingual embedding models.

DeepInfra

Open-source embedding models via DeepInfra.

Fireworks

Fast embedding inference through Fireworks platform.

Google Generative AI

Google’s embedding models for text representation.

Google Vertex AI

Enterprise embedding models through Vertex AI.

Gradient AI

Private embedding models with Gradient AI platform.

Hugging Face

Thousands of embedding models via Hugging Face.

IBM

IBM Watson embedding models and AI services.

Jina

Jina’s neural search and embedding models.

Llama.cpp

Local embedding generation with llama.cpp.

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.

Pinecone

Pinecone’s embedding models and vector database.

PremAI

PremAI’s embedding models and AI platform.

Tencent Hunyuan

Tencent’s embedding models for Chinese text.

TensorFlow

TensorFlow-based embedding models and inference.

Together AI

Open-source embedding models on Together platform.

Transformers

Local transformer-based embedding models.

Voyage AI

Voyage AI’s domain-specific embedding models.

ZhipuAI

ZhipuAI’s Chinese language embedding models.

Vector Stores

AnalyticDB

Alibaba Cloud’s AnalyticDB for vector storage and search.

AstraDB

DataStax Astra DB vector database for scalable storage.

Azion EdgeSQL

Edge-based vector storage with Azion’s EdgeSQL.

Azure AI Search

Microsoft Azure’s AI-powered search and vector storage.

Azure Cosmos DB MongoDB

Vector search in Azure Cosmos DB with MongoDB API.

Azure Cosmos DB NoSQL

Vector storage in Azure Cosmos DB NoSQL API.

Cassandra

Apache Cassandra vector search capabilities.

Chroma

Open-source embedding database for AI applications.

ClickHouse

Fast columnar database with vector search support.

CloseVector

High-performance vector database for similarity search.

Cloudflare Vectorize

Serverless vector database on Cloudflare’s edge.

Convex

Full-stack platform with integrated vector storage.

Couchbase

NoSQL database with vector search capabilities.

Elasticsearch

Distributed search engine with vector search support.

Faiss

Facebook’s library for efficient similarity search.

Google Cloud SQL PostgreSQL

PostgreSQL with vector extensions on Google Cloud.

Google Vertex AI

Vector search through Google Vertex AI platform.

SAP HANA Vector

Enterprise vector database with SAP HANA.

Hnswlib

Fast approximate nearest neighbor search library.

LanceDB

Developer-friendly embedded vector database.

LibSQL

SQLite-compatible database with vector extensions.

MariaDB

Open-source database with vector search capabilities.

Memory Vector Store

In-memory vector storage for development and testing.

Milvus

Open-source vector database for AI applications.

Momento Vector Index

Serverless vector indexing with Momento’s platform.

MongoDB Atlas

Vector search in MongoDB Atlas cloud database.

MyScale

SQL-compatible vector database for analytics.

Neo4j Vector

Graph database with integrated vector search.

Neon

Serverless PostgreSQL with vector extensions.

OpenSearch

Open-source search engine with vector capabilities.

PGVector

PostgreSQL extension for vector similarity search.

Pinecone

Managed vector database for machine learning applications.

Prisma

Type-safe database client with vector support.

Qdrant

Open-source vector similarity search engine.

Redis

In-memory database with vector search capabilities.

Rockset

Real-time analytics database with vector search.

SingleStore

Distributed database with built-in vector functions.

Supabase

Open-source Firebase alternative with vector support.

Tigris

Developer-focused database with vector search.

Turbopuffer

High-performance vector database for embeddings.

TypeORM

TypeScript ORM with vector database support.

Typesense

Open-source search engine with vector capabilities.

Upstash Vector

Serverless vector database with Redis compatibility.

USearch

Smaller and faster single-file vector search engine.

Vectara

Neural search platform with built-in understanding.

Vercel Postgres

PostgreSQL database with vector extensions on Vercel.

Voy

WebAssembly-based vector database for browsers.

Weaviate

Open-source vector database with GraphQL API.

Xata

Serverless database with built-in vector search.

Zep Cloud

Long-term memory for AI assistants in the cloud.

Zep

Long-term memory for AI assistants and agents.

Document Loaders

File Loaders

Web Loaders

Airtable

Load records from Airtable bases.

Apify Dataset

Load data from Apify web scraping datasets.

AssemblyAI Audio

Transcribe audio using AssemblyAI’s API.

Azure Blob Storage Container

Load files from Azure Blob Storage containers.

Azure Blob Storage File

Load individual files from Azure Blob Storage.

Browserbase

Load web content using Browserbase’s cloud browsers.

College Confidential

Scrape College Confidential forum content.

Confluence

Load pages from Atlassian Confluence.

Couchbase

Load documents from Couchbase databases.

Figma

Load Figma design files and comments.

Firecrawl

Crawl websites using Firecrawl’s web scraping API.

GitBook

Load content from GitBook documentation sites.

GitHub

Load files and repositories from GitHub.

Google Cloud Storage

Load files from Google Cloud Storage buckets.

Google Cloud SQL PostgreSQL

Load data from Google Cloud SQL PostgreSQL databases.

Hacker News

Load posts and comments from Hacker News.

IMSDb

Load movie scripts from the Internet Movie Script Database.

Jira

Load issues and projects from Atlassian Jira.

LangSmith

Load runs and datasets from LangSmith.

Notion API

Load pages and databases from Notion.

PDF (Web)

Load PDF files from web URLs.

Recursive URL

Recursively crawl and load web pages.

S3

Load files from Amazon S3 buckets.

SearchAPI

Load search results using SearchAPI.

SerpAPI

Load search results using SerpAPI.

Sitemap

Load URLs from website sitemaps.

Sonix Audio

Transcribe audio using Sonix’s transcription API.

Sort.xyz Blockchain

Load blockchain data from Sort.xyz.

Spider

Fast web crawling using Spider API.

Taskade

Load projects and tasks from Taskade.

Web Cheerio

Scrape web pages using Cheerio for server-side parsing.

Web Playwright

Load dynamic web content using Playwright browser automation.

Web Puppeteer

Scrape JavaScript-heavy websites using Puppeteer.

YouTube

Load YouTube video transcripts and metadata.

Document Transformers

Document Compressors

Memory

Tools

AI Plugin Tool

Execute OpenAI ChatGPT plugins as tools.

Azure Dynamic Sessions

Secure code execution in Azure Dynamic Sessions.

Connery

Modular AI actions and integrations with Connery.

Connery Toolkit

Access Connery’s toolkit of pre-built actions.

DALL-E

Generate images using OpenAI’s DALL-E models.

Decodo

Code execution and analysis with Decodo.

Discord

Interact with Discord servers and channels.

DuckDuckGo Search

Privacy-focused web search with DuckDuckGo.

Exa Search

AI-powered search engine for better results.

Gmail

Read and send emails through Gmail API.

Goat

Simple tool execution framework.

Google Calendar

Manage events and schedules in Google Calendar.

Google Places

Search for places using Google Places API.

Google Routes

Get directions and routing information.

Google Scholar

Search academic papers and citations.

Google Trends

Analyze search trends and popularity data.

IBM

Access IBM Watson AI tools and services.

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.

Python Interpreter

Execute Python code in a sandboxed environment.

SearchAPI

Web search capabilities through SearchAPI.

SearXNG

Privacy-respecting metasearch engine.

SerpAPI

Google Search results through SerpAPI.

Step Functions Agent

Execute AWS Step Functions workflows.

SQL

Query databases using natural language.

StackExchange

Search Stack Overflow and other SE sites.

Stagehand

Browser automation for web interactions.

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.

Tavily Search Community

Community-powered search through Tavily.

Vector Store

Query vector databases as tools.

Web Browser

Automated web browsing and interaction.

Wikipedia

Search and retrieve Wikipedia articles.

Wolfram Alpha

Computational knowledge through Wolfram Alpha.

Zapier Agent

Automate workflows using Zapier integrations.

Retrievers

Self-Query Retrievers

Stores

LLM Caching

Callbacks