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

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Intercambiabilidad de Modelos

Ventaja clave de LangChain: Cambiar de proveedor sin reescribir código

// OpenAI
import { ChatOpenAI } from "@langchain/openai";

const model = new ChatOpenAI({
  model: "gpt-4.1-mini"
});

// Anthropic Claude
import { ChatAnthropic } from "@langchain/anthropic";

const model = new ChatAnthropic({
  model: "claude-sonnet-4-6"
});