Crawl4AI网页与 SEO 数据SEO/AEO

Extract structured JSON data from a web page with an LLM

crawl4ai.web.extract.structured

Scrape a page (crawled for you) or read your own content, and return typed JSON matching a JSON schema and/or a plain-English instruction, extracted by an LLM.

价格: $0.01/success按供应商原价
成功率: 95.2%近 30 天 · 19,800 次
延迟 p50: 2 秒p95 6.6 秒
最后验证: 2026年10月5日实测可用

POSThttps://toolswitch.dev/v1/tools/crawl4ai.web.extract.structured预览

在线试用即将上线供应商文档 ↗

可用平台额度调用
同步返回
读取公开数据

参数

Send url or content, plus instruction and/or schema.

这个工具没有参数，详见供应商文档 ↗ 供应商文档

代码示例

将 $TOOLSWITCH_KEY 替换为你在控制台创建的密钥。

预览

curl -X POST 'https://toolswitch.dev/v1/tools/crawl4ai.web.extract.structured' \
  -H "X-Toolswitch-Key: $TOOLSWITCH_KEY" \
  -H "Content-Type: application/json" \
  --data-raw '{"url":"https://example.com","schema":{"type":"object","required":["title"],"properties":{"title":{"type":"string"}}},"instruction":"the page title"}'

import os
import json
import requests

response = requests.request(
    "POST",
    "https://toolswitch.dev/v1/tools/crawl4ai.web.extract.structured",
    headers={"X-Toolswitch-Key": os.environ["TOOLSWITCH_KEY"]},
    json=json.loads("{\"url\":\"https://example.com\",\"schema\":{\"type\":\"object\",\"required\":[\"title\"],\"properties\":{\"title\":{\"type\":\"string\"}}},\"instruction\":\"the page title\"}"),
)
response.raise_for_status()
print(response.text)

const response = await fetch("https://toolswitch.dev/v1/tools/crawl4ai.web.extract.structured", {
  method: "POST",
  headers: {
    "X-Toolswitch-Key": process.env.TOOLSWITCH_KEY ?? "",
    "Content-Type": "application/json",
  },
  body: JSON.stringify(JSON.parse("{\"url\":\"https://example.com\",\"schema\":{\"type\":\"object\",\"required\":[\"title\"],\"properties\":{\"title\":{\"type\":\"string\"}}},\"instruction\":\"the page title\"}")),
});
if (!response.ok) throw new Error(`Request failed: ${response.status}`);
console.log(await response.text());

网关接口为预览版，地址与鉴权方式可能调整。示例参数仅为样例数据。调用按 $0.01/success 计费，已含服务费。