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# Usar Ollama con LangChain.js
## 📦 Instalación
```bash
# 1. Descargar e instalar Ollama
# https://ollama.com/download
# 2. Descargar un modelo
ollama pull llama3.2
# 3. Instalar paquete LangChain
npm install @langchain/ollama
```
## 💻 Código
```typescript
import { ChatOllama } from "@langchain/ollama";
const model = new ChatOllama({
model: "llama3.2",
baseUrl: "http://localhost:11434",
});
const response = await model.invoke("¿Qué es LangChain?");
console.log(response.content);
```