LangChain

LangChain is a powerful open-source framework designed to simplify the development of applications powered by large language models (LLMs). It provides a complete set of interoperable building blocks for creating context-aware, reasoning applications with vendor optionality. LangChain connects LLMs to…

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Developer

LangChain, Inc.

langchain.com/about

langchain-ai

𝕏LangChainAI

1 AI Tool

LangChain is a company focused on building a comprehensive framework for developing applications with large language models (LLMs) thro…read more

LangChain, Inc. developer profile

Pricing and Plans

Plan	Price	Features
LangChain Framework	Free	Open-source framework MIT license All core LangChain features Community support 600+ integrations Self-hosted deployment
LangSmith Developer	Free	1 developer seat 5k traces per month included 14-day trace retention Debugging traces Dataset collection Testing and evaluation Prompt management Monitoring
LangSmith Plus	$39	Up to 10 seats 10k traces per month included All Developer features Higher rate limits Up to 3 workspaces Email support Pay-as-you-go: $0.50/1k base traces, $5.00/1k extended traces
LangSmith Enterprise	Contact us	Custom pricing All Plus features Custom SSO SLA Self-hosted deployment options Custom rate limits Team trainings Shared Slack channel Dedicated customer success manager
LangGraph Platform Developer	Free	Self-hosted deployment Up to 100k nodes executed per month Horizontally scalable task queues State and memory APIs Real-time streaming Assistants API LangGraph Studio
LangGraph Platform Plus	$0.001	Cloud SaaS deployment Requires LangSmith Plus ($39/user/month) 1 free Dev deployment included Standby charges: $0.0007/min (Dev), $0.0036/min (Prod) All Developer features Cron scheduling Auth to call LangGraph APIs Smart caching
LangGraph Platform Enterprise	Contact us	Custom pricing Multiple deployment options Fully self-hosted or hybrid SLA for managed offerings All Plus features Team trainings Shared Slack channel Dedicated customer success engineer

System Requirements

Requirements

Operating System

Windows, macOS, Linux, Any platform supporting Python

Memory (RAM)

8GB (minimum)

Processor

Modern multi-core processor

Disk Space

500MB for core libraries

AI Capabilities

LLM integration and abstraction

Agent construction and orchestration

Context and memory management

Tool and API integration

Document processing and retrieval

Reasoning and planning capabilities

Chain-of-thought implementation

Multi-step workflow automation

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Pricing and Plans

Plan	Price	Features
LangChain Framework	Free	Open-source framework MIT license All core LangChain features Community support 600+ integrations Self-hosted deployment
LangSmith Developer	Free	1 developer seat 5k traces per month included 14-day trace retention Debugging traces Dataset collection Testing and evaluation Prompt management Monitoring
LangSmith Plus	$39	Up to 10 seats 10k traces per month included All Developer features Higher rate limits Up to 3 workspaces Email support Pay-as-you-go: $0.50/1k base traces, $5.00/1k extended traces
LangSmith Enterprise	Contact us	Custom pricing All Plus features Custom SSO SLA Self-hosted deployment options Custom rate limits Team trainings Shared Slack channel Dedicated customer success manager
LangGraph Platform Developer	Free	Self-hosted deployment Up to 100k nodes executed per month Horizontally scalable task queues State and memory APIs Real-time streaming Assistants API LangGraph Studio
LangGraph Platform Plus	$0.001	Cloud SaaS deployment Requires LangSmith Plus ($39/user/month) 1 free Dev deployment included Standby charges: $0.0007/min (Dev), $0.0036/min (Prod) All Developer features Cron scheduling Auth to call LangGraph APIs Smart caching
LangGraph Platform Enterprise	Contact us	Custom pricing Multiple deployment options Fully self-hosted or hybrid SLA for managed offerings All Plus features Team trainings Shared Slack channel Dedicated customer success engineer