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How to install langchain-ai/langchainjs. Official installation instructions. Project installation guide. Framework or library installation. Build installation instructions. How to setup and install from GitHub. Installation steps and setup instructions. Official docs and installation instructions GitHub.
langchain-ai/langchainjs Installation Guide
How to install langchain-ai/langchainjs. Official project installation instructions and setup guide.
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Automated Install (Recommended)
Quick installation instructions for langchain-ai/langchainjs. This is the fastest way to complete project installation and setup.
Install via curl
curl -fsSL https://hexmos.com/ipm-install | bash &&
ipm i langchain-ai/langchainjsor
Install via npx
npx @hexmos/ipm i langchain-ai/langchainjsPrerequisites
Node.js
languageVersion: >=18.x
npm
package_managerVersion: latest
pnpm
package_managerVersion: latest
yarn
package_managerVersion: latest
TypeScript
languageVersion: >=4.0.0
Cloudflare Workers
serviceVersion: latest
Vercel / Next.js
serviceVersion: latest
Supabase Edge Functions
serviceVersion: latest
Docker
system_toolVersion: latest
AWS Account Access
knowledgeGitHub
serviceVersion: latest
Manual Installation Methods
Manual installation instructions. How to install from GitHub source.
Package Manager Installation
npm install -S langchain
pnpm install langchain
yarn add langchainSource Code Installation
npm installPost Installation Steps
- Start the server using `npm start`.
- Run migrations with `npx db:migrate`.