📄️ Providers
If you'd like to write your own integration, see Extending LangChain.
📄️ Abso
Abso is an open-source LLM proxy that automatically routes requests between fast and slow models based on prompt complexity. It uses various heuristics to chose the proper model. It's very fast and has low latency.
📄️ Acreom
acreom is a dev-first knowledge base with tasks running on local markdown files.
📄️ Activeloop Deep Lake
Activeloop Deep Lake is a data lake for Deep Learning applications, allowing you to use it
📄️ Aerospike
Aerospike is a high-performance, distributed database known for its speed and scalability, now with support for vector storage and search, enabling retrieval and search of embedding vectors for machine learning and AI applications.
📄️ AI21 Labs
AI21 Labs is a company specializing in Natural
📄️ Aim
Aim makes it super easy to visualize and debug LangChain executions. Aim tracks inputs and outputs of LLMs and tools, as well as actions of agents.
📄️ AINetwork
AI Network is a layer 1 blockchain designed to accommodate
📄️ Airbyte
Airbyte is a data integration platform for ELT pipelines from APIs,
📄️ Airtable
Airtable is a cloud collaboration service.
📄️ Alchemy
Alchemy is the platform to build blockchain applications.
📄️ Aleph Alpha
Aleph Alpha was founded in 2019 with the mission to research and build the foundational technology for an era of strong AI. The team of international scientists, engineers, and innovators researches, develops, and deploys transformative AI like large language and multimodal models and runs the fastest European commercial AI cluster.
📄️ Alibaba Cloud
Alibaba Group Holding Limited (Wikipedia), or Alibaba
📄️ AnalyticDB
AnalyticDB for PostgreSQL
📄️ Annoy
Annoy (Approximate Nearest Neighbors Oh Yeah)
📄️ Anthropic
Anthropic is an AI safety and research company, and is the creator of Claude.
📄️ Anyscale
Anyscale is a platform to run, fine tune and scale LLMs via production-ready APIs.
📄️ Apache Software Foundation
The Apache Software Foundation (Wikipedia)
📄️ Apache Doris
Apache Doris is a modern data warehouse for real-time analytics.
📄️ Apify
Apify is a cloud platform for web scraping and data extraction,
📄️ Apple
Apple Inc. (Wikipedia) is an American
📄️ ArangoDB
ArangoDB is a scalable graph database system to
📄️ Arcee
Arcee enables the development and advancement
📄️ ArcGIS
ArcGIS is a family of client,
📄️ Argilla
Argilla is an open-source data curation platform for LLMs.
📄️ Arize
Arize is an AI observability and LLM evaluation platform that offers
📄️ Arthur
Arthur is a model monitoring and observability platform.
📄️ Arxiv
arXiv is an open-access archive for 2 million scholarly articles in the fields of physics,
📄️ Ascend
Ascend is Natural Process Unit provide by Huawei
📄️ AskNews
AskNews enhances language models with up-to-date global or historical news
📄️ AssemblyAI
AssemblyAI builds Speech AI models for tasks like
📄️ Astra DB
DataStax Astra DB is a serverless
📄️ Atlas
Nomic Atlas is a platform for interacting with both
📄️ AwaDB
AwaDB is an AI Native database for the search and storage of embedding vectors used by LLM Applications.
📄️ AWS
The LangChain integrations related to Amazon AWS platform.
📄️ AZLyrics
AZLyrics is a large, legal, every day growing collection of lyrics.
📄️ BAAI
Beijing Academy of Artificial Intelligence (BAAI) (Wikipedia),
📄️ Bagel
Bagel (Open Vector Database for AI), is like GitHub for AI data.
📄️ BagelDB
BagelDB (Open Vector Database for AI), is like GitHub for AI data.
📄️ Baichuan
Baichuan Inc. is a Chinese startup in the era of AGI,
📄️ Baidu
Baidu Cloud is a cloud service provided by Baidu, Inc.,
📄️ Banana
Banana provided serverless GPU inference for AI models,
📄️ Baseten
Baseten is a provider of all the infrastructure you need to deploy and serve
📄️ Beam
Beam is a cloud computing platform that allows you to run your code
📄️ Beautiful Soup
Beautiful Soup is a Python package for parsing
📄️ BibTeX
BibTeX is a file format and reference management system commonly used in conjunction with LaTeX typesetting. It serves as a way to organize and store bibliographic information for academic and research documents.
📄️ BiliBili
Bilibili is one of the most beloved long-form video sites in China.
📄️ Bittensor
Neural Internet Bittensor network, an open source protocol
📄️ Blackboard
Blackboard Learn (previously the Blackboard Learning Management System)
📄️ bookend.ai
LangChain implements an integration with embeddings provided by bookend.ai.
📄️ Box
Box is the Intelligent Content Cloud, a single platform that enables
📄️ Brave Search
Brave Search is a search engine developed by Brave Software.
📄️ Breebs (Open Knowledge)
Breebs is an open collaborative knowledge platform.
📄️ Browserbase
Browserbase is a developer platform to reliably run, manage, and monitor headless browsers.
📄️ Browserless
Browserless is a service that allows you to
📄️ ByteDance
ByteDance is a Chinese internet technology company.
📄️ Cassandra
Apache Cassandra® is a NoSQL, row-oriented, highly scalable and highly available database.
📄️ Cerebras
At Cerebras, we've developed the world's largest and fastest AI processor, the Wafer-Scale Engine-3 (WSE-3). The Cerebras CS-3 system, powered by the WSE-3, represents a new class of AI supercomputer that sets the standard for generative AI training and inference with unparalleled performance and scalability.
📄️ CerebriumAI
Cerebrium is a serverless GPU infrastructure provider.
📄️ Chaindesk
Chaindesk is an open-source document retrieval platform that helps to connect your personal data with Large Language Models.
📄️ Chroma
Chroma is a database for building AI applications with embeddings.
📄️ Clarifai
Clarifai is one of first deep learning platforms having been founded in 2013. Clarifai provides an AI platform with the full AI lifecycle for data exploration, data labeling, model training, evaluation and inference around images, video, text and audio data. In the LangChain ecosystem, as far as we're aware, Clarifai is the only provider that supports LLMs, embeddings and a vector store in one production scale platform, making it an excellent choice to operationalize your LangChain implementations.
📄️ ClearML
ClearML is a ML/DL development and production suite, it contains 5 main modules:
📄️ ClickHouse
ClickHouse is the fast and resource efficient open-source database for real-time
📄️ ClickUp
ClickUp is an all-in-one productivity platform that provides small and large teams across industries with flexible and customizable work management solutions, tools, and functions.
📄️ Cloudflare
Cloudflare, Inc. (Wikipedia) is an American company that provides
📄️ Clova
CLOVA Studio is a service
📄️ CnosDB
CnosDB is an open-source distributed time series database with high performance, high compression rate and high ease of use.
📄️ CogniSwitch
CogniSwitch is an API based data platform that
📄️ Cohere
Cohere is a Canadian startup that provides natural language processing models
📄️ College Confidential
College Confidential gives information on 3,800+ colleges and universities.
📄️ Comet
Comet machine learning platform integrates with your existing infrastructure
📄️ Confident AI
Confident AI is a creator of the DeepEval.
📄️ Confluence
Confluence is a wiki collaboration platform that saves and organizes all of the project-related material. Confluence is a knowledge base that primarily handles content management activities.
📄️ Connery
Connery SDK is an NPM package that
📄️ Context
Context provides user analytics for LLM-powered products and features.
📄️ Couchbase
Couchbase is an award-winning distributed NoSQL cloud database
📄️ Coze
Coze is an AI chatbot development platform that enables
📄️ CrateDB
[CrateDB] is a distributed and scalable SQL database for storing and
📄️ C Transformers
This page covers how to use the C Transformers library within LangChain.
📄️ CTranslate2
CTranslate2 is a C++ and Python library
📄️ Cube
Cube is the Semantic Layer for building data apps. It helps
📄️ Dappier
Dappier connects any LLM or your Agentic AI to
📄️ DashVector
DashVector is a fully-managed vectorDB service that supports high-dimension dense and sparse vectors, real-time insertion and filtered search. It is built to scale automatically and can adapt to different application requirements.
📄️ Databricks
Databricks Intelligence Platform is the world's first data intelligence platform powered by generative AI. Infuse AI into every facet of your business.
📄️ Datadog Tracing
ddtrace is a Datadog application performance monitoring (APM) library which provides an integration to monitor your LangChain application.
📄️ Datadog Logs
Datadog is a monitoring and analytics platform for cloud-scale applications.
📄️ DataForSEO
DataForSeo provides comprehensive SEO and digital marketing data solutions via API.
📄️ Dataherald
Dataherald is a natural language-to-SQL.
📄️ Dedoc
Dedoc is an open-source
📄️ DeepInfra
DeepInfra allows us to run the
📄️ DeepSeek
DeepSeek is a Chinese artificial intelligence company that develops LLMs.
📄️ DeepSparse
This page covers how to use the DeepSparse inference runtime within LangChain.
📄️ Diffbot
Diffbot is a suite of ML-based products that make it easy to structure and integrate web data.
📄️ DingoDB
DingoDB is a distributed multi-modal vector
📄️ Discord
Discord is an instant messaging, voice, and video communication platform widely used by communities of all types.
📄️ Discord (community loader)
Discord is a VoIP and instant messaging social platform. Users have the ability to communicate
📄️ DocArray
DocArray is a library for nested, unstructured, multimodal data in transit,
📄️ Docling
Docling parses PDF, DOCX, PPTX, HTML, and other formats into a rich unified representation including document layout, tables etc., making them ready for generative AI workflows like RAG.
📄️ Doctran
Doctran is a python package. It uses LLMs and open-source
📄️ Docugami
Docugami converts business documents into a Document XML Knowledge Graph, generating forests
📄️ Docusaurus
Docusaurus is a static-site generator which provides
📄️ Dria
Dria is a hub of public RAG models for developers to
📄️ Dropbox
Dropbox is a file hosting service that brings everything-traditional
📄️ DSPy
DSPy is a fantastic framework for LLMs that introduces an automatic compiler that teaches LMs how to conduct the declarative steps in your program. Specifically, the DSPy compiler will internally trace your program and then craft high-quality prompts for large LMs (or train automatic finetunes for small LMs) to teach them the steps of your task.
📄️ DuckDB
DuckDB is an in-process SQL OLAP database management system.
📄️ DuckDuckGo Search
DuckDuckGo Search is a package that
📄️ E2B
E2B provides open-source secure sandboxes
📄️ Eden AI
Eden AI user interface (UI)
📄️ Elasticsearch
Elasticsearch is a distributed, RESTful search and analytics engine.
📄️ ElevenLabs
ElevenLabs is a voice AI research & deployment company
📄️ Embedchain
Embedchain is a RAG framework to create
📄️ Epsilla
This page covers how to use Epsilla within LangChain.
📄️ Etherscan
Etherscan is the leading blockchain explorer,
📄️ Everly AI
Everly AI allows you to run your ML models at scale in the cloud.
📄️ EverNote
EverNote is intended for archiving and creating notes in which photos, audio and saved web content can be embedded. Notes are stored in virtual "notebooks" and can be tagged, annotated, edited, searched, and exported.
📄️ Exa
Exa is a knowledge API for AI and developers.
📄️ Facebook - Meta
Meta Platforms, Inc., doing business as Meta, formerly
📄️ FalkorDB
What is FalkorDB?
📄️ Fauna
Fauna is a distributed document-relational database
📄️ Fiddler
Fiddler provides a unified platform to monitor, explain, analyze,
📄️ Figma
Figma is a collaborative web application for interface design.
📄️ FireCrawl
FireCrawl crawls and converts any website into LLM-ready data.
📄️ Fireworks AI
Fireworks AI is a generative AI inference platform to run and
📄️ Flyte
Flyte is an open-source orchestrator that facilitates building production-grade data and ML pipelines.
📄️ FMP Data (Financial Data Prep)
FMP-Data is a python package for connecting to
📄️ Forefront AI
Forefront AI is a platform enabling you to
📄️ Friendli AI
FriendliAI enhances AI application performance and optimizes
📄️ Geopandas
GeoPandas is an open source project to make working
📄️ Git
Git is a distributed version control system that tracks changes in any set of computer files, usually used for coordinating work among programmers collaboratively developing source code during software development.
📄️ GitBook
GitBook is a modern documentation platform where teams can document everything from products to internal knowledge bases and APIs.
📄️ GitHub
GitHub is a developer platform that allows developers to create,
📄️ GitLab
GitLab Inc. is an open-core company
📄️ Golden
Golden provides a set of natural language APIs for querying and enrichment using the Golden Knowledge Graph e.g. queries such as: Products from OpenAI, Generative ai companies with series a funding, and rappers who invest can be used to retrieve structured data about relevant entities.
📄️ Goodfire
Goodfire is a research lab focused on AI safety and
📄️ Google
All functionality related to Google Cloud Platform and other Google products.
📄️ Serper - Google Search API
This page covers how to use the Serper Google Search API within LangChain. Serper is a low-cost Google Search API that can be used to add answer box, knowledge graph, and organic results data from Google Search.
📄️ GooseAI
GooseAI makes deploying NLP services easier and more accessible.
📄️ GPT4All
This page covers how to use the GPT4All wrapper within LangChain. The tutorial is divided into two parts: installation and setup, followed by usage with an example.
📄️ Gradient
Gradient allows to fine tune and get completions on LLMs with a simple web API.
📄️ Graph RAG
Overview
📄️ Graphsignal
This page covers how to use Graphsignal to trace and monitor LangChain. Graphsignal enables full visibility into your application. It provides latency breakdowns by chains and tools, exceptions with full context, data monitoring, compute/GPU utilization, OpenAI cost analytics, and more.
📄️ Grobid
GROBID is a machine learning library for extracting, parsing, and re-structuring raw documents.
📄️ Groq
Groqdeveloped the world's first Language Processing Unit™, or LPU.
📄️ Gutenberg
Project Gutenberg is an online library of free eBooks.
📄️ Hacker News
Hacker News (sometimes abbreviated as HN) is a social news
📄️ Hazy Research
This page covers how to use the Hazy Research ecosystem within LangChain.
📄️ Helicone
This page covers how to use the Helicone ecosystem within LangChain.
📄️ Hologres
Hologres is a unified real-time data warehousing service developed by Alibaba Cloud. You can use Hologres to write, update, process, and analyze large amounts of data in real time.
📄️ HTML to text
html2text is a Python package that converts a page of HTML into clean, easy-to-read plain ASCII text.
📄️ Huawei
Huawei Technologies Co., Ltd. is a Chinese multinational
📄️ Hugging Face
All functionality related to the Hugging Face Platform.
📄️ Hyperbrowser
Hyperbrowser is a platform for running and scaling headless browsers. It lets you launch and manage browser sessions at scale and provides easy to use solutions for any webscraping needs, such as scraping a single page or crawling an entire site.
📄️ IBM
The LangChain integrations related to IBM watsonx.ai platform.
📄️ IEIT Systems
IEIT Systems is a Chinese information technology company
📄️ iFixit
iFixit is the largest, open repair community on the web. The site contains nearly 100k
📄️ iFlytek
iFlytek is a Chinese information technology company
📄️ IMSDb
IMSDb is the Internet Movie Script Database.
📄️ Infinispan VS
Infinispan Infinispan is an open-source in-memory data grid that provides
📄️ Infinity
Infinity allows the creation of text embeddings.
📄️ Infino
Infino is an open-source observability platform that stores both metrics and application logs together.
📄️ Intel
Optimum Intel is the interface between the 🤗 Transformers and Diffusers libraries and the different tools and libraries provided by Intel to accelerate end-to-end pipelines on Intel architectures.
📄️ Iugu
Iugu is a Brazilian services and software as a service (SaaS)
📄️ Jaguar
This page describes how to use Jaguar vector database within LangChain.
📄️ Javelin AI Gateway
The Javelin AI Gateway service is a high-performance, enterprise grade API Gateway for AI applications.
📄️ Jenkins
Jenkins is an open-source automation platform that enables
📄️ Jina AI
Jina AI is a search AI company. Jina helps businesses and developers unlock multimodal data with a better search.
📄️ Johnsnowlabs
Gain access to the johnsnowlabs ecosystem of enterprise NLP libraries
📄️ Joplin
Joplin is an open-source note-taking app. It captures your thoughts
📄️ KDB.AI
KDB.AI is a powerful knowledge-based vector database and search engine that allows you to build scalable, reliable AI applications, using real-time data, by providing advanced search, recommendation and personalization.
📄️ Kinetica
Kinetica is a real-time database purpose built for enabling
📄️ KoboldAI
KoboldAI is a free, open-source project that allows users to run AI models locally
📄️ Konko
All functionality related to Konko
📄️ KoNLPY
KoNLPy is a Python package for natural language processing (NLP)
📄️ Kùzu
Kùzu is an embeddable, scalable, extremely fast graph database.
📄️ Label Studio
Label Studio is an open-source data labeling platform that provides LangChain with flexibility when it comes to labeling data for fine-tuning large language models (LLMs). It also enables the preparation of custom training data and the collection and evaluation of responses through human feedback.
📄️ lakeFS
lakeFS provides scalable version control over
📄️ LanceDB
This page covers how to use LanceDB within LangChain.
📄️ LangChain Decorators ✨
~~~
📄️ LangFair: Use-Case Level LLM Bias and Fairness Assessments
LangFair is a comprehensive Python library designed for conducting bias and fairness assessments of large language model (LLM) use cases. The LangFair repository includes a comprehensive framework for choosing bias and fairness metrics, along with demo notebooks and a technical playbook that discusses LLM bias and fairness risks, evaluation metrics, and best practices.
📄️ Lantern
This page covers how to use the Lantern within LangChain
📄️ Lindorm
Lindorm is a cloud-native multimodal database from Alibaba-Cloud, It supports unified access and integrated processing of various types of data, including wide tables, time-series, text, objects, streams, and spatial data. It is compatible with multiple standard interfaces such as SQL, HBase/Cassandra/S3, TSDB, HDFS, Solr, and Kafka, and seamlessly integrates with third-party ecosystem tools. This makes it suitable for scenarios such as logging, monitoring, billing, advertising, social networking, travel, and risk control. Lindorm is also one of the databases that support Alibaba's core businesses.
📄️ Linkup
Linkup provides an API to connect LLMs to the web and the Linkup Premium Partner sources.
📄️ LiteLLM
LiteLLM is a library that simplifies calling Anthropic,
📄️ LlamaIndex
LlamaIndex is the leading data framework for building LLM applications
📄️ Llama.cpp
llama.cpp python library is a simple Python bindings for @ggerganov
📄️ LlamaEdge
LlamaEdge is the easiest & fastest way to run customized
📄️ llamafile
llamafile lets you distribute and run LLMs
📄️ LLMonitor
LLMonitor is an open-source observability platform that provides cost and usage analytics, user tracking, tracing and evaluation tools.
📄️ LocalAI
LocalAI is the free, Open Source OpenAI alternative.
📄️ Log10
This page covers how to use the Log10 within LangChain.
📄️ MariTalk
MariTalk is an LLM-based chatbot trained to meet the needs of Brazil.
📄️ Marqo
This page covers how to use the Marqo ecosystem within LangChain.
📄️ MediaWikiDump
MediaWiki XML Dumps contain the content of a wiki
📄️ Meilisearch
Meilisearch is an open-source, lightning-fast, and hyper
📄️ Memcached
Memcached is a free & open source, high-performance, distributed memory object caching system,
📄️ Metal
This page covers how to use Metal within LangChain.
📄️ Microsoft
All functionality related to Microsoft Azure and other Microsoft products.
📄️ Milvus
Milvus is a database that stores, indexes, and manages
📄️ MindsDB
MindsDB is the platform for customizing AI from enterprise data. With MindsDB and it's nearly 200 integrations to data sources and AI/ML frameworks, any developer can use their enterprise data to customize AI for their purpose, faster and more securely.
📄️ Minimax
Minimax is a Chinese startup that provides natural language processing models
📄️ MistralAI
Mistral AI is a platform that offers hosting for their powerful open source models.
📄️ MLflow AI Gateway for LLMs
The MLflow AI Gateway for LLMs is a powerful tool designed to streamline the usage and management of various large
📄️ MLflow
MLflow is a versatile, open-source platform for managing workflows and artifacts across the machine learning lifecycle. It has built-in integrations with many popular ML libraries, but can be used with any library, algorithm, or deployment tool. It is designed to be extensible, so you can write plugins to support new workflows, libraries, and tools.
📄️ MLX
MLX is a NumPy-like array framework
📄️ Modal
This page covers how to use the Modal ecosystem to run LangChain custom LLMs.
📄️ ModelScope
ModelScope is a big repository of the models and datasets.
📄️ Modern Treasury
Modern Treasury simplifies complex payment operations. It is a unified platform to power products and processes that move money.
📄️ Momento
Momento Cache is the world's first truly serverless caching service, offering instant elasticity, scale-to-zero
📄️ MongoDB
MongoDB is a NoSQL, document-oriented
📄️ MongoDB Atlas
MongoDB Atlas is a fully-managed cloud
📄️ Motherduck
Motherduck is a managed DuckDB-in-the-cloud service.
📄️ Motörhead
Motörhead is a memory server implemented in Rust. It automatically handles incremental summarization in the background and allows for stateless applications.
📄️ MyScale
This page covers how to use MyScale vector database within LangChain.
📄️ NAVER
All functionality related to Naver, including HyperCLOVA X models, particularly those accessible through Naver Cloud CLOVA Studio.
📄️ Neo4j
What is Neo4j?
📄️ Nimble
Nimble is the first business external data platform, making data decision-making easier than ever, with our award-winning AI-powered data structuring technology Nimble connects business users with the public web knowledge.
📄️ NLPCloud
NLP Cloud is an artificial intelligence platform that allows you to use the most advanced AI engines, and even train your own engines with your own data.
📄️ Nomic
Nomic builds tools that enable everyone to interact with AI scale datasets and run AI models on consumer computers.
📄️ Notion DB
Notion is a collaboration platform with modified Markdown support that integrates kanban
📄️ Nuclia
Nuclia automatically indexes your unstructured data from any internal
📄️ NVIDIA
The langchain-nvidia-ai-endpoints package contains LangChain integrations building applications with models on
📄️ Obsidian
Obsidian is a powerful and extensible knowledge base
📄️ OceanBase
OceanBase Database is a distributed relational database.
📄️ Oracle Cloud Infrastructure (OCI)
The LangChain integrations related to Oracle Cloud Infrastructure.
📄️ OctoAI
OctoAI offers easy access to efficient compute
📄️ Ollama
Ollama allows you to run open-source large language models,
📄️ Ontotext GraphDB
Ontotext GraphDB is a graph database and knowledge discovery tool compliant with RDF and SPARQL.
📄️ OpenAI
All functionality related to OpenAI
📄️ OpenLLM
OpenLLM lets developers run any open-source LLMs as OpenAI-compatible API endpoints with a single command.
📄️ OpenSearch
This page covers how to use the OpenSearch ecosystem within LangChain.
📄️ OpenWeatherMap
OpenWeatherMap provides all essential weather data for a specific location:
📄️ OracleAI Vector Search
Oracle AI Vector Search is designed for Artificial Intelligence (AI) workloads that allows you to query data based on semantics, rather than keywords.
📄️ Outline
Outline is an open-source collaborative knowledge base platform designed for team information sharing.
📄️ Outlines
Outlines is a Python library for constrained language generation. It provides a unified interface to various language models and allows for structured generation using techniques like regex matching, type constraints, JSON schemas, and context-free grammars.
📄️ Pandas
pandas is a fast, powerful, flexible and easy to use open source data analysis and manipulation tool,
📄️ PaymanAI
PaymanAI provides functionality to send and receive payments (fiat and crypto) on behalf of an AI Agent. To get started:
🗃️ Pebblo
1 item
📄️ Perplexity
Perplexity is the most powerful way to search
📄️ Petals
This page covers how to use the Petals ecosystem within LangChain.
📄️ Postgres Embedding
pgembedding is an open-source package for
📄️ PGVector
This page covers how to use the Postgres PGVector ecosystem within LangChain
📄️ Pinecone
Pinecone is a vector database with broad functionality.
📄️ PipelineAI
This page covers how to use the PipelineAI ecosystem within LangChain.
📄️ Pipeshift
Pipeshift is a fine-tuning and inference platform for open-source LLMs
🗃️ Portkey
1 item
📄️ Predibase
Learn how to use LangChain with models on Predibase.
📄️ Prediction Guard
This page covers how to use the Prediction Guard ecosystem within LangChain.
📄️ PremAI
PremAI is an all-in-one platform that simplifies the creation of robust, production-ready applications powered by Generative AI. By streamlining the development process, PremAI allows you to concentrate on enhancing user experience and driving overall growth for your application. You can quickly start using our platform here.
📄️ PromptLayer
PromptLayer is a platform for prompt engineering.
📄️ Psychic
This provider is no longer maintained, and may not work. Use with caution.
📄️ PubMed
PubMed® by The National Center for Biotechnology Information, National Library of Medicine
📄️ PullMd Loader
PullMd is a service that converts web pages into Markdown format. The langchain-pull-md package utilizes this service to convert URLs, especially those rendered with JavaScript frameworks like React, Angular, or Vue.js, into Markdown without the need for local rendering.
📄️ PygmalionAI
PygmalionAI is a company supporting the
📄️ Qdrant
Qdrant (read: quadrant) is a vector similarity search engine.
📄️ RAGatouille
RAGatouille makes it as simple as can be to use ColBERT! ColBERT is a fast and accurate retrieval model, enabling scalable BERT-based search over large text collections in tens of milliseconds.
📄️ rank_bm25
rankbm25 is an open-source collection of algorithms
📄️ Ray Serve
Ray Serve is a scalable model serving library for building online inference APIs. Serve is particularly well suited for system composition, enabling you to build a complex inference service consisting of multiple chains and business logic all in Python code.
📄️ Rebuff
Rebuff is a self-hardening prompt injection detector.
📄️ Reddit
Reddit is an American social news aggregation, content rating, and discussion website.
📄️ Redis
Redis (Remote Dictionary Server) is an open-source in-memory storage,
📄️ Remembrall
Remembrall is a platform that gives a language model
📄️ Replicate
This page covers how to run models on Replicate within LangChain.
📄️ Roam
ROAM is a note-taking tool for networked thought, designed to create a personal knowledge base.
📄️ Sema4 (fka Robocorp)
Robocorp helps build and operate Python workers that run seamlessly anywhere at any scale
📄️ Rockset
Rockset is a real-time analytics database service for serving low latency, high concurrency analytical queries at scale. It builds a Converged Index™ on structured and semi-structured data with an efficient store for vector embeddings. Its support for running SQL on schemaless data makes it a perfect choice for running vector search with metadata filters.
📄️ Runhouse
This page covers how to use the Runhouse ecosystem within LangChain.
📄️ RWKV-4
This page covers how to use the RWKV-4 wrapper within LangChain.
📄️ Salesforce
Salesforce is a cloud-based software company that
📄️ Salute Devices
Salute Devices provides GigaChat LLM's models.
📄️ SambaNova
Customers are turning to SambaNova to quickly deploy state-of-the-art AI capabilities to gain competitive advantage. Our purpose-built enterprise-scale AI platform is the technology backbone for the next generation of AI computing. We power the foundation models that unlock the valuable business insights trapped in data.
📄️ SAP
SAP SE(Wikipedia) is a German multinational
📄️ ScrapeGraph AI
ScrapeGraph AI is a service that provides AI-powered web scraping capabilities.
📄️ SearchApi
This page covers how to use the SearchApi Google Search API within LangChain. SearchApi is a real-time SERP API for easy SERP scraping.
📄️ SearxNG Search API
This page covers how to use the SearxNG search API within LangChain.
📄️ SemaDB
SemaDB is a no fuss vector similarity search engine. It provides a low-cost cloud hosted version to help you build AI applications with ease.
📄️ SerpAPI
This page covers how to use the SerpAPI search APIs within LangChain.
📄️ Shale Protocol
Shale Protocol provides production-ready inference APIs for open LLMs. It's a Plug & Play API as it's hosted on a highly scalable GPU cloud infrastructure.
📄️ SingleStoreDB
SingleStoreDB is a high-performance distributed SQL database that supports deployment both in the cloud and on-premises. It provides vector storage, and vector functions including dotproduct and euclideandistance, thereby supporting AI applications that require text similarity matching.
📄️ scikit-learn
scikit-learn is an open-source collection of machine learning algorithms,
📄️ Slack
Slack is an instant messaging program.
📄️ Snowflake
Snowflake is a cloud-based data-warehousing platform
📄️ spaCy
spaCy is an open-source software library for advanced natural language processing, written in the programming languages Python and Cython.
📄️ Spark
Apache Spark is a unified analytics engine for
📄️ SparkLLM
SparkLLM is a large-scale cognitive model independently developed by iFLYTEK.
📄️ Spreedly
Spreedly is a service that allows you to securely store credit cards and use them to transact against any number of payment gateways and third party APIs. It does this by simultaneously providing a card tokenization/vault service as well as a gateway and receiver integration service. Payment methods tokenized by Spreedly are stored at Spreedly, allowing you to independently store a card and then pass that card to different end points based on your business requirements.
📄️ SQLite
SQLite is a database engine written in the
📄️ Stack Exchange
Stack Exchange is a network of
📄️ StarRocks
StarRocks is a High-Performance Analytical Database.
📄️ StochasticAI
This page covers how to use the StochasticAI ecosystem within LangChain.
📄️ Streamlit
Streamlit is a faster way to build and share data apps.
📄️ Stripe
Stripe is an Irish-American financial services and software as a service (SaaS) company. It offers payment-processing software and application programming interfaces for e-commerce websites and mobile applications.
📄️ Supabase (Postgres)
Supabase is an open-source Firebase alternative.
📄️ Nebula
This page covers how to use Nebula, Symbl.ai's LLM, ecosystem within LangChain.
📄️ Tair
Alibaba Cloud Tair is a cloud native in-memory database service
📄️ Telegram
Telegram Messenger is a globally accessible freemium, cross-platform, encrypted, cloud-based and centralized instant messaging service. The application also provides optional end-to-end encrypted chats and video calling, VoIP, file sharing and several other features.
📄️ Tencent
Tencent Holdings Ltd. (Wikipedia) (Chinese Téngxùn)
📄️ TensorFlow Datasets
TensorFlow Datasets is a collection of datasets ready to use,
📄️ TiDB
TiDB Cloud, is a comprehensive Database-as-a-Service (DBaaS) solution,
📄️ TigerGraph
TigerGraph is a natively distributed and high-performance graph database.
📄️ Tigris
Tigris is an open-source Serverless NoSQL Database and Search Platform designed to simplify building high-performance vector search applications.
📄️ Tilores
Tilores is a platform that provides advanced entity resolution solutions for data integration and management. Using cutting-edge algorithms, machine learning, and a user-friendly interfaces, Tilores helps organizations match, resolve, and consolidate data from disparate sources, ensuring high-quality, consistent information.
📄️ Together AI
Together AI offers an API to query 50+ leading open-source models in a couple lines of code.
📄️ 2Markdown
2markdown service transforms website content into structured markdown files.
📄️ Transwarp
Transwarp aims to build
📄️ Trello
Trello is a web-based project management and collaboration tool that allows individuals and teams to organize and track their tasks and projects. It provides a visual interface known as a "board" where users can create lists and cards to represent their tasks and activities.
📄️ Trubrics
Trubrics is an LLM user analytics platform that lets you collect, analyse and manage user
📄️ TruLens
TruLens is an open-source package that provides instrumentation and evaluation tools for large language model (LLM) based applications.
📄️ Twitter
Twitter is an online social media and social networking service.
📄️ Typesense
Typesense is an open-source, in-memory search engine, that you can either
📄️ Unstructured
The unstructured package from
📄️ Upstage
Upstage is a leading artificial intelligence (AI) company specializing in delivering above-human-grade performance LLM components.
📄️ upstash
Upstash offers developers serverless databases and messaging
📄️ UpTrain
UpTrain is an open-source unified platform to evaluate and
📄️ USearch
USearch is a Smaller & Faster Single-File Vector Search Engine.
📄️ VDMS
VDMS is a storage solution for efficient access
📄️ Vearch
Vearch is a scalable distributed system for efficient similarity search of deep learning vectors.
🗃️ Vectara
1 item
📄️ Vespa
Vespa is a fully featured search engine and vector database.
📄️ vlite
This page covers how to use vlite within LangChain. vlite is a simple and fast vector database for storing and retrieving embeddings.
📄️ VoyageAI
All functionality related to VoyageAI
📄️ Weights & Biases
Weights & Biases is provider of the AI developer platform to train and
📄️ Weights & Biases tracing
There are two recommended ways to trace your LangChains:
📄️ Weights & Biases tracking
This notebook goes over how to track your LangChain experiments into one centralized Weights and Biases dashboard.
📄️ Weather
OpenWeatherMap is an open-source weather service provider.
📄️ Weaviate
Weaviate is an open-source vector database. It allows you to store data objects and vector embeddings from
📄️ WhatsApp
WhatsApp (also called WhatsApp Messenger) is a freeware, cross-platform, centralized instant messaging (IM) and voice-over-IP (VoIP) service. It allows users to send text and voice messages, make voice and video calls, and share images, documents, user locations, and other content.
📄️ WhyLabs
WhyLabs is an observability platform designed to monitor data pipelines and ML applications for data quality regressions, data drift, and model performance degradation. Built on top of an open-source package called whylogs, the platform enables Data Scientists and Engineers to:
📄️ Wikipedia
Wikipedia is a multilingual free online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and using a wiki-based editing system called MediaWiki. Wikipedia is the largest and most-read reference work in history.
📄️ Wolfram Alpha
WolframAlpha is an answer engine developed by Wolfram Research.
📄️ Writer
This page covers how to use the Writer ecosystem within LangChain.
📄️ xAI
xAI offers an API to interact with Grok models.
📄️ Xata
Xata is a serverless data platform, based on PostgreSQL.
📄️ Xorbits Inference (Xinference)
This page demonstrates how to use Xinference
📄️ Yahoo
Yahoo (Wikipedia) is an American web services provider.
📄️ Yandex
All functionality related to Yandex Cloud
📄️ Yeager.ai
This page covers how to use Yeager.ai to generate LangChain tools and agents.
📄️ Yellowbrick
Yellowbrick is a provider of
📄️ 01.AI
01.AI, founded by Dr. Kai-Fu Lee, is a global company at the forefront of AI 2.0. They offer cutting-edge large language models, including the Yi series, which range from 6B to hundreds of billions of parameters. 01.AI also provides multimodal models, an open API platform, and open-source options like Yi-34B/9B/6B and Yi-VL.
📄️ You
You company provides an AI productivity platform.
📄️ YouTube
YouTube is an online video sharing and social media platform by Google.
📄️ Zep
Recall, understand, and extract data from chat histories. Power personalized AI experiences.
📄️ Zhipu AI
Zhipu AI, originating from the technological
📄️ Zilliz
Zilliz Cloud is a fully managed service on cloud for LF AI Milvus®,