Cloudflare Browser Run cloud browser
Workers plan usage: browser hours (shared by Quick Actions and Browser Sessions) plus, for Browser Sessions, concurrent browsers averaged monthly from each day's peak. Usage is totalled per second each day; the monthly total is rounded to the nearest whole hour. Formerly Browser Rendering.
- Isolation unverified. Docs say a fresh browser gives process-level isolation; isolation between customers (VM or container) isn't documented.
Compared with other cloud browsers
Cloudflare Browser Run in blue. Full ranking with sources on the compare page.
SDKs
Workers binding with @cloudflare/playwright or @cloudflare/puppeteer; CDP over WebSocket from any Node.js environment (token with Browser Rendering - Edit); Quick Actions REST API · developers.cloudflare.com (opens in new tab) · fetched 2026-10-17
Rates
| Item | Rate | Fetched | Source |
|---|---|---|---|
| Browser hours (beyond 10 h/mo included on Workers Paid) | $0.09 /browser-hour | 2026-10-17 | developers.cloudflare.com (opens in new tab) |
| Concurrent browsers (beyond 10 included, monthly average of daily peak) | $2 /browser/month | 2026-10-17 | developers.cloudflare.com (opens in new tab) |
Plans
| Plan | Monthly fee | Included | Concurrency | Max session | Source |
|---|---|---|---|---|---|
| Workers Free | $0 | 10 browser-minutes / day | 3 | No fixed maximum (closes after 60 s idle) | developers.cloudflare.com (opens in new tab) |
| Workers Paid | $5 | 10 browser hours / mo, 10 concurrent browsers | 200 per account (10 included, then $2.00/browser) | No fixed maximum (idle timeout up to 20 min with keep_alive) | developers.cloudflare.com (opens in new tab) |
Limits
| Limit | Value | Source |
|---|---|---|
| New browser instances | Free 1 every 20 s; Paid 3 per second | developers.cloudflare.com (opens in new tab) |
| Idle timeout | 60 s default; keep_alive up to 20 minutes | developers.cloudflare.com (opens in new tab) |
| Quick Actions requests | Free 1 every 10 s; Paid 30 per second | developers.cloudflare.com (opens in new tab) |
Not yet verified
- Isolation between customers
- Docs say a fresh browser gives process-level isolation; isolation between customers (VM or container) isn't documented.
median 1,156 ms · p95 1,546 ms · 10/10 runs ok · n=10 · create + connect + page load · Startup board
Changes
- Added
What changed in agent infra, weekly
Every pricing, plan, limit and terms change we detect for sandboxes and cloud browsers, with sources. One email a week. No vendor-paid content.