Changelog

This is a detailed changelog of every update to Browser Rendering. For a higher-level summary of major updates to every Cloudflare product, including Browser Rendering, visit developers.cloudflare.com/changelog.

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2025-10-21

Added guidance on REST API timeouts and custom fonts

• Added REST API timeouts page explaining how Browser Rendering uses independent timers (for page load, selectors, and actions) and how to configure them.
• Updated Supported fonts guide with instructions on using your own custom fonts via addStyleTag() in Playwright or Puppeteer.

2025-09-25

Updates to Playwright, new support for Stagehand, and increased limits

• Playwright support in Browser Rendering is now GA. We've upgraded to Playwright v1.55.
• Added support for Stagehand, an open source browser automation framework, powered by Workers AI. Stagehand enables developers to build more reliably and flexibly by combining code with natural-language instructions.
• Increased limits for paid plans on both the REST API and Workers Bindings.

2025-09-22

Added `excludeExternalLinks` parameter to `/links` REST endpoint

• Added excludeExternalLinks parameter when using the /links endpoint. When set to true, links pointing to outside the domain of the requested URL are excluded.

2025-09-02

Added `X-Browser-Ms-Used` response header

• Each REST API response now includes the X-Browser-Ms-Used response header, which reports the browser time (in milliseconds) used by the request.

2025-08-20

Browser Rendering billing goes live

• Billing for Browser Rendering begins today, August 20th, 2025. See pricing page for full details. You can monitor usage via the Cloudflare dashboard.

2025-08-18

Wrangler updates to local dev

• Improved the local development experience by updating the method for downloading the dev mode browser and added support for /v1/sessions endpoint, allowing you to list open browser rendering sessions. Upgrade to wrangler@4.31.0 to get started.

2025-07-29

Updates to Playwright, local dev support, and REST API

• Playwright upgraded to Playwright v1.54.1 and Playwright MCP upgraded to be in sync with upstream Playwright MCP v0.0.30.
• Local development with npx wrangler dev now supports Playwright when using Browser Rendering. Upgrade to the latest version of wrangler to get started.
• The /content endpoint now returns the page's title, making it easier to identify pages.
• The /json endpoint now allows you to specify your own AI model for the extraction, using the custom_ai parameter.
• The default viewport size on the /screenshot endpoint has been increased from 800x600 to 1920x1080. You can still override the viewport via request options.

2025-07-25

@cloudflare/puppeteer 1.0.4 released

• We have released version 1.0.4 of @cloudflare/puppeteer, now in sync with Puppeteer v22.13.1.

2025-07-24

Playwright now supported in local development

• You can now use Playwright with local development. Upgrade to wrangler@4.26.0 to get started.

2025-07-16

Pricing update to Browser Rendering

• Billing for Browser Rendering starts on August 20, 2025, with usage beyond the included limits charged according to the new pricing rates.

2025-07-03

Local development support

• We added local development support to Browser Rendering, making it simpler than ever to test and iterate before deploying.

2025-06-30

New Web Bot Auth headers

• Browser Rendering now supports Web Bot Auth by automatically attaching Signature-agent, Signature, and Signature-input headers to verify that a request originates from Cloudflare Browser Rendering.

2025-06-27

Bug fix to debug log noise in Workers

• Fixed an issue where all debug logging was on by default and would flood logs. Debug logs is now off by default but can be re-enabled by setting process.env.DEBUG when needed.

2025-05-26

Playwright MCP

• You can now deploy Playwright MCP and use any MCP client to get AI models to interact with Browser Rendering.

2025-04-30

Automatic Request Headers

• Clarified Automatic Request headers in Browser Rendering. These headers are unique to Browser Rendering, and are automatically included and cannot be removed or overridden.

2025-04-07

New free tier and REST API GA with additional endpoints

• Browser Rendering now has a new free tier.
• The REST API is Generally Available.
• Released new endpoints /json, /links, and /markdown.

2025-04-04

Playwright support

• You can now use Playwright's browser automation capabilities from Cloudflare Workers.

2025-02-27

New Browser Rendering REST API

• Released a new REST API in open beta. Available to all customers with a Workers Paid Plan.

2025-01-31

Increased limits

• Increased the limits on the number of concurrent browsers, and browsers per minute from 2 to 10.

2024-08-08

Update puppeteer to 21.1.0

• Rebased the fork on the original implementation up till version 21.1.0

2024-04-02

Browser Rendering Available for everyone

• Browser Rendering is now out of beta and available to all customers with Workers Paid Plan. Analytics and logs are available in Cloudflare's dashboard, under "Worker & Pages".

2023-05-19

Browser Rendering Beta

• Beta Launch