curso-langchain/slides/pages/models/08b.md

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Intercambiabilidad de Modelos

// Google Gemini
import { ChatGoogle } from "@langchain/google";

const model = new ChatGoogle({
  model: "gemini-2.5-flash"
});

// Ollama (Local)
import { ChatOllama } from "@langchain/ollama";

const model = new ChatOllama({
  model: "llama3.2"
});

⚡ Todos usan la misma interfaz: .invoke(), .stream(), .batch()