执行浏览器代码

在浏览器会话中运行代码

curl --request POST \
  --url https://api.firecrawl.dev/v2/browser/{sessionId}/execute \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "code": "<string>",
  "language": "node",
  "timeout": 150
}
'

import requests

url = "https://api.firecrawl.dev/v2/browser/{sessionId}/execute"

payload = {
    "code": "<string>",
    "language": "node",
    "timeout": 150
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({code: '<string>', language: 'node', timeout: 150})
};

fetch('https://api.firecrawl.dev/v2/browser/{sessionId}/execute', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.firecrawl.dev/v2/browser/{sessionId}/execute",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'code' => '<string>',
    'language' => 'node',
    'timeout' => 150
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.firecrawl.dev/v2/browser/{sessionId}/execute"

	payload := strings.NewReader("{\n  \"code\": \"<string>\",\n  \"language\": \"node\",\n  \"timeout\": 150\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.firecrawl.dev/v2/browser/{sessionId}/execute")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"code\": \"<string>\",\n  \"language\": \"node\",\n  \"timeout\": 150\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.firecrawl.dev/v2/browser/{sessionId}/execute")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"code\": \"<string>\",\n  \"language\": \"node\",\n  \"timeout\": 150\n}"

response = http.request(request)
puts response.read_body

{
  "success": true,
  "stdout": "<string>",
  "result": "<string>",
  "stderr": "<string>",
  "exitCode": 123,
  "killed": true,
  "error": "<string>"
}

{
  "error": "Payment required to access this resource."
}

POST

browser

{sessionId}

execute

在浏览器会话中运行代码

curl --request POST \
  --url https://api.firecrawl.dev/v2/browser/{sessionId}/execute \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "code": "<string>",
  "language": "node",
  "timeout": 150
}
'

import requests

url = "https://api.firecrawl.dev/v2/browser/{sessionId}/execute"

payload = {
    "code": "<string>",
    "language": "node",
    "timeout": 150
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({code: '<string>', language: 'node', timeout: 150})
};

fetch('https://api.firecrawl.dev/v2/browser/{sessionId}/execute', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.firecrawl.dev/v2/browser/{sessionId}/execute",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'code' => '<string>',
    'language' => 'node',
    'timeout' => 150
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.firecrawl.dev/v2/browser/{sessionId}/execute"

	payload := strings.NewReader("{\n  \"code\": \"<string>\",\n  \"language\": \"node\",\n  \"timeout\": 150\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.firecrawl.dev/v2/browser/{sessionId}/execute")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"code\": \"<string>\",\n  \"language\": \"node\",\n  \"timeout\": 150\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.firecrawl.dev/v2/browser/{sessionId}/execute")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"code\": \"<string>\",\n  \"language\": \"node\",\n  \"timeout\": 150\n}"

response = http.request(request)
puts response.read_body

{
  "success": true,
  "stdout": "<string>",
  "result": "<string>",
  "stderr": "<string>",
  "exitCode": 123,
  "killed": true,
  "error": "<string>"
}

{
  "error": "Payment required to access this resource."
}

请求头

请求头字段	值
`Authorization`	`Bearer <API_KEY>`
`Content-Type`	`application/json`

请求体

参数	类型	必填	默认值	描述
`code`	string	是	-	要执行的代码（1-100,000 个字符）
`language`	string	否	`"node"`	代码语言：`"python"`、`"node"` 或 `"bash"`（用于 agent-browser CLI 命令）
`timeout`	number	否	-	执行超时时间（单位：秒，范围 1-300）

响应

字段	类型	描述
`success`	boolean	代码是否执行成功
`stdout`	string	代码执行产生的标准输出
`result`	string	代码执行产生的标准输出
`stderr`	string	代码执行产生的标准错误输出
`exitCode`	number	已执行进程的退出码
`killed`	boolean	进程是否因超时被终止
`error`	string	执行失败时的错误信息（仅在失败时存在）

请求示例

curl -X POST "https://api.firecrawl.dev/v2/browser/550e8400-e29b-41d4-a716-446655440000/execute" \
  -H "Authorization: Bearer $FIRECRAWL_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "code": "await page.goto(\"https://example.com\")\ntitle = await page.title()\nprint(title)",
    "language": "python"
  }'

示例响应（成功）

{
  "success": true,
  "result": "Example Domain"
}

示例响应 (错误情况)

{
  "success": true,
  "error": "TimeoutError: page.goto: Timeout 30000ms exceeded."
}

你是需要 Firecrawl API 密钥的 AI 代理吗？请参阅 firecrawl.dev/agent-onboarding/SKILL.md 了解自动化接入说明。

Authorizations

Authorization

string

header

required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Path Parameters

sessionId

string

required

浏览会话 ID

Body

application/json

code

string

required

在浏览器沙箱中运行的代码

Required string length: 1 - 100000

language

enum<string>

default:node

要执行代码的语言。使用 JavaScript 时填 node，使用 agent-browser CLI 命令时填 bash。

Available options:

python,

node,

bash

timeout

integer

执行超时时长（秒）

Required range: 1 <= x <= 300

Response

代码执行成功

success

boolean

stdout

string | null

代码执行产生的标准输出

result

string | null

标准输出（stdout 的别名）

stderr

string | null

代码执行产生的标准错误输出

exitCode

integer | null

已执行进程的退出码

killed

boolean

进程是否因超时而被终止

error

string | null

如果代码抛出异常，则为错误信息

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请求头

请求体

响应

请求示例

示例响应（成功）

示例响应 (错误情况)

Authorizations

Path Parameters

Body

Response

​请求头

​请求体

​响应

​请求示例

​示例响应（成功）

​示例响应 (错误情况)

Authorizations

Path Parameters

Body

Response

请求头

请求体

响应

请求示例

示例响应（成功）

示例响应 (错误情况)