LangChain

pip install langchain-firecrawl

export FIRECRAWL_API_KEY="fc-your-api-key"

from langchain_firecrawl import FirecrawlLoader

loader = FirecrawlLoader(url="https://www.firecrawl.dev", mode="scrape")
docs = loader.load()

print(docs[0].page_content[:200])
print(docs[0].metadata)

from langchain_firecrawl import (
    FirecrawlScrape,
    FirecrawlCrawl,
    FirecrawlMap,
    FirecrawlExtract,
    FirecrawlSearch,
)

scrape = FirecrawlScrape()
result = scrape.invoke({"url": "https://www.firecrawl.dev"})
print(result["markdown"])

search = FirecrawlSearch()
print(search.invoke({"query": "best web scraping libraries", "limit": 5}))

npm install firecrawl @langchain/core

import Firecrawl from "firecrawl";
import { Document } from "@langchain/core/documents";

const firecrawl = new Firecrawl(); // FIRECRAWL_API_KEY を自動で読み込みます

const crawl = await firecrawl.crawl("https://firecrawl.dev", { limit: 5 });

const docs = crawl.data.map(
  (page) => new Document({ pageContent: page.markdown ?? "", metadata: page.metadata ?? {} })
);