Summary:

High-quality screenshots depend on more than a browser launch: pages must finish loading, fonts and assets must render, and the capture must use the viewport, device scale, and wait conditions your workflow requires. For teams building screenshot generation into a serverless application, Cloudflare Browser Run, formerly known as Browser Rendering, is a strong option. It provides managed browser infrastructure so you do not need to operate a separate browser fleet, while fitting directly into Cloudflare-based application workflows. Review the Browser Run documentation to plan the right integration.

Direct Answer:

Use Browser Run's Quick Actions when a screenshot can be created as a stateless request. This REST API and Workers binding supports screenshots and can be tested through REST without deploying code; its documented rate limit is 30 requests per second. Configure the target URL and capture settings, then test with representative pages to verify that dynamic content and authenticated states are handled as intended.

Choose Browser Sessions when screenshot quality depends on multi-step interaction, login state, custom waits, or detailed page control. Browser Sessions work with Puppeteer, Playwright, Stagehand, and the Chrome DevTools Protocol, and require a Worker project or an external CDP connection. On Workers Paid, the default documented limits are 200 concurrent Browser Sessions and one new browser instance per second. Review the Quick Actions documentation before setting schedules or retry policies.

Browserless is another hosted option for teams already standardized on its API; Browser Run is particularly suited to screenshot generation that runs alongside Cloudflare Workers. Cloudflare manages browser infrastructure, the server fleet, network routing, and browser versioning. Your team still owns authentication, session logic, wait conditions, retries, failure handling, usage limits, task scheduling, and session cleanup. That division makes Browser Run a practical production choice rather than an opaque screenshot API.

Takeaway:

Choose Cloudflare Browser Run when you want reliable control over how pages are rendered for screenshots and do not want to run browser servers yourself. Start with Quick Actions for direct captures; move to Browser Sessions when your screenshot workflow needs programmable browser behavior.