API Reference

Browser Rendering

Snapshot

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Get HTML content and screenshot.

POST/accounts/{account_id}/browser-rendering/snapshot

Returns the page’s HTML content and screenshot. Control page loading with gotoOptions and waitFor* options. Customize screenshots with viewport, fullPage, clip and others.

Security

API Token

The preferred authorization scheme for interacting with the Cloudflare API. Create a token.

Example:Authorization: Bearer Sn3lZJTBX6kkg7OdcBUAxOO963GEIyGQqnFTOFYY

API Email + API Key

The previous authorization scheme for interacting with the Cloudflare API, used in conjunction with a Global API key.

Example:X-Auth-Email: user@example.com

The previous authorization scheme for interacting with the Cloudflare API. When possible, use API tokens instead of Global API keys.

Example:X-Auth-Key: 144c9defac04969c7bfad8efaa8ea194

Accepted Permissions (at least one required)

Browser Rendering Write

Path ParametersExpand Collapse

account_id: string

Account ID.

Query ParametersExpand Collapse

cacheTTL: optional number

Cache TTL default is 5s. Set to 0 to disable.

maximum86400

Body ParametersJSONExpand Collapse

body: { html, actionTimeout, addScriptTag, 17 more } or { url, actionTimeout, addScriptTag, 17 more }

One of the following:

{ html, actionTimeout, addScriptTag, 17 more }

html: string

Set the content of the page, eg: <h1>Hello World!!</h1>. Either html or url must be set.

minLength1

actionTimeout: optional number

The maximum duration allowed for the browser action to complete after the page has loaded (such as taking screenshots, extracting content, or generating PDFs). If this time limit is exceeded, the action stops and returns a timeout error.

maximum120000

addScriptTag: optional array of { id, content, type, url }

Adds a <script> tag into the page with the desired URL or content.

id: optional string

content: optional string

type: optional string

url: optional string

addStyleTag: optional array of { content, url }

Adds a <link rel="stylesheet"> tag into the page with the desired URL or a <style type="text/css"> tag with the content.

content: optional string

url: optional string

allowRequestPattern: optional array of string

Only allow requests that match the provided regex patterns, eg. ’/^.*.(css)’.

allowResourceTypes: optional array of "document" or "stylesheet" or "image" or 15 more

Only allow requests that match the provided resource types, eg. ‘image’ or ‘script’.

One of the following:

"document"

"stylesheet"

"image"

"media"

"font"

"script"

"texttrack"

"xhr"

"fetch"

"prefetch"

"eventsource"

"websocket"

"manifest"

"signedexchange"

"ping"

"cspviolationreport"

"preflight"

"other"

authenticate: optional { password, username }

Provide credentials for HTTP authentication.

password: string

minLength1

username: string

minLength1

bestAttempt: optional boolean

Attempt to proceed when ‘awaited’ events fail or timeout.

cookies: optional array of { name, value, domain, 11 more }

Check options.

name: string

Cookie name.

value: string

domain: optional string

expires: optional number

httpOnly: optional boolean

partitionKey: optional string

path: optional string

priority: optional "Low" or "Medium" or "High"

One of the following:

"Low"

"Medium"

"High"

sameParty: optional boolean

sameSite: optional "Strict" or "Lax" or "None"

One of the following:

"Strict"

"Lax"

"None"

secure: optional boolean

sourcePort: optional number

sourceScheme: optional "Unset" or "NonSecure" or "Secure"

One of the following:

"Unset"

"NonSecure"

"Secure"

url: optional string

emulateMediaType: optional string

gotoOptions: optional { referer, referrerPolicy, timeout, waitUntil }

Check options.

referer: optional string

referrerPolicy: optional string

timeout: optional number

maximum60000

waitUntil: optional "load" or "domcontentloaded" or "networkidle0" or "networkidle2" or array of "load" or "domcontentloaded" or "networkidle0" or "networkidle2"

One of the following:

"load" or "domcontentloaded" or "networkidle0" or "networkidle2"

One of the following:

"load"

"domcontentloaded"

"networkidle0"

"networkidle2"

array of "load" or "domcontentloaded" or "networkidle0" or "networkidle2"

One of the following:

"load"

"domcontentloaded"

"networkidle0"

"networkidle2"

rejectRequestPattern: optional array of string

Block undesired requests that match the provided regex patterns, eg. ’/^.*.(css)’.

rejectResourceTypes: optional array of "document" or "stylesheet" or "image" or 15 more

Block undesired requests that match the provided resource types, eg. ‘image’ or ‘script’.

One of the following:

"document"

"stylesheet"

"image"

"media"

"font"

"script"

"texttrack"

"xhr"

"fetch"

"prefetch"

"eventsource"

"websocket"

"manifest"

"signedexchange"

"ping"

"cspviolationreport"

"preflight"

"other"

screenshotOptions: optional { captureBeyondViewport, clip, fromSurface, 5 more }

captureBeyondViewport: optional boolean

clip: optional { height, width, x, 2 more }

height: number

width: number

x: number

y: number

scale: optional number

fromSurface: optional boolean

fullPage: optional boolean

omitBackground: optional boolean

optimizeForSpeed: optional boolean

quality: optional number

type: optional "png" or "jpeg" or "webp"

One of the following:

"png"

"jpeg"

"webp"

setExtraHTTPHeaders: optional map[string]

setJavaScriptEnabled: optional boolean

userAgent: optional string

viewport: optional { height, width, deviceScaleFactor, 3 more }

Check options.

height: number

width: number

deviceScaleFactor: optional number

hasTouch: optional boolean

isLandscape: optional boolean

isMobile: optional boolean

waitForSelector: optional { selector, hidden, timeout, visible }

Wait for the selector to appear in page. Check options.

selector: string

hidden: optional true

timeout: optional number

maximum120000

visible: optional true

waitForTimeout: optional number

Waits for a specified timeout before continuing.

maximum120000

{ url, actionTimeout, addScriptTag, 17 more }

url: string

URL to navigate to, eg. https://example.com.

formaturi

actionTimeout: optional number

The maximum duration allowed for the browser action to complete after the page has loaded (such as taking screenshots, extracting content, or generating PDFs). If this time limit is exceeded, the action stops and returns a timeout error.

maximum120000

addScriptTag: optional array of { id, content, type, url }

Adds a <script> tag into the page with the desired URL or content.

id: optional string

content: optional string

type: optional string

url: optional string

addStyleTag: optional array of { content, url }

Adds a <link rel="stylesheet"> tag into the page with the desired URL or a <style type="text/css"> tag with the content.

content: optional string

url: optional string

allowRequestPattern: optional array of string

Only allow requests that match the provided regex patterns, eg. ’/^.*.(css)’.

allowResourceTypes: optional array of "document" or "stylesheet" or "image" or 15 more

Only allow requests that match the provided resource types, eg. ‘image’ or ‘script’.

One of the following:

"document"

"stylesheet"

"image"

"media"

"font"

"script"

"texttrack"

"xhr"

"fetch"

"prefetch"

"eventsource"

"websocket"

"manifest"

"signedexchange"

"ping"

"cspviolationreport"

"preflight"

"other"

authenticate: optional { password, username }

Provide credentials for HTTP authentication.

password: string

minLength1

username: string

minLength1

bestAttempt: optional boolean

Attempt to proceed when ‘awaited’ events fail or timeout.

cookies: optional array of { name, value, domain, 11 more }

Check options.

name: string

Cookie name.

value: string

domain: optional string

expires: optional number

httpOnly: optional boolean

partitionKey: optional string

path: optional string

priority: optional "Low" or "Medium" or "High"

One of the following:

"Low"

"Medium"

"High"

sameParty: optional boolean

sameSite: optional "Strict" or "Lax" or "None"

One of the following:

"Strict"

"Lax"

"None"

secure: optional boolean

sourcePort: optional number

sourceScheme: optional "Unset" or "NonSecure" or "Secure"

One of the following:

"Unset"

"NonSecure"

"Secure"

url: optional string

emulateMediaType: optional string

gotoOptions: optional { referer, referrerPolicy, timeout, waitUntil }

Check options.

referer: optional string

referrerPolicy: optional string

timeout: optional number

maximum60000

waitUntil: optional "load" or "domcontentloaded" or "networkidle0" or "networkidle2" or array of "load" or "domcontentloaded" or "networkidle0" or "networkidle2"

One of the following:

"load" or "domcontentloaded" or "networkidle0" or "networkidle2"

One of the following:

"load"

"domcontentloaded"

"networkidle0"

"networkidle2"

array of "load" or "domcontentloaded" or "networkidle0" or "networkidle2"

One of the following:

"load"

"domcontentloaded"

"networkidle0"

"networkidle2"

rejectRequestPattern: optional array of string

Block undesired requests that match the provided regex patterns, eg. ’/^.*.(css)’.

rejectResourceTypes: optional array of "document" or "stylesheet" or "image" or 15 more

Block undesired requests that match the provided resource types, eg. ‘image’ or ‘script’.

One of the following:

"document"

"stylesheet"

"image"

"media"

"font"

"script"

"texttrack"

"xhr"

"fetch"

"prefetch"

"eventsource"

"websocket"

"manifest"

"signedexchange"

"ping"

"cspviolationreport"

"preflight"

"other"

screenshotOptions: optional { captureBeyondViewport, clip, fromSurface, 5 more }

captureBeyondViewport: optional boolean

clip: optional { height, width, x, 2 more }

height: number

width: number

x: number

y: number

scale: optional number

fromSurface: optional boolean

fullPage: optional boolean

omitBackground: optional boolean

optimizeForSpeed: optional boolean

quality: optional number

type: optional "png" or "jpeg" or "webp"

One of the following:

"png"

"jpeg"

"webp"

setExtraHTTPHeaders: optional map[string]

setJavaScriptEnabled: optional boolean

userAgent: optional string

viewport: optional { height, width, deviceScaleFactor, 3 more }

Check options.

height: number

width: number

deviceScaleFactor: optional number

hasTouch: optional boolean

isLandscape: optional boolean

isMobile: optional boolean

waitForSelector: optional { selector, hidden, timeout, visible }

Wait for the selector to appear in page. Check options.

selector: string

hidden: optional true

timeout: optional number

maximum120000

visible: optional true

waitForTimeout: optional number

Waits for a specified timeout before continuing.

maximum120000

ReturnsExpand Collapse

meta: { status, title }

status: optional number

title: optional string

success: boolean

Response status.

errors: optional array of { code, message }

code: number

Error code.

message: string

Error message.

result: optional { content, screenshot }

content: string

HTML content.

screenshot: string

Base64 encoded image.

Get HTML content and screenshot.

HTTP

HTTP

TypeScript

Python

Go

Terraform

curl https://api.cloudflare.com/client/v4/accounts/$ACCOUNT_ID/browser-rendering/snapshot \
    -H 'Content-Type: application/json' \
    -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
    -d '{
          "html": "<h1>Hello World!</h1>"
        }'

200 example

429 example

{
  "meta": {
    "status": 0,
    "title": "title"
  },
  "success": true,
  "errors": [
    {
      "code": 0,
      "message": "message"
    }
  ],
  "result": {
    "content": "content",
    "screenshot": "screenshot"
  }
}

{
  "errors": [
    {
      "code": 2001,
      "message": "Rate limit exceeded"
    }
  ],
  "success": false
}

Returns Examples

200 example

429 example

{
  "meta": {
    "status": 0,
    "title": "title"
  },
  "success": true,
  "errors": [
    {
      "code": 0,
      "message": "message"
    }
  ],
  "result": {
    "content": "content",
    "screenshot": "screenshot"
  }
}

{
  "errors": [
    {
      "code": 2001,
      "message": "Rate limit exceeded"
    }
  ],
  "success": false
}