Challenges · Nov 4, 2026 · 6 min readScalebrowser Blog
Guides and measurements for teams whose AI agents drive a real browser: detection, captchas, sign-ins and infrastructure.
Challenges · Nov 4, 2026 · 6 min read
Detection · Nov 3, 2026 · 5 min readBrowserScan: 1 timezone costs an agent 10 percent
What BrowserScan checks in an automated browser, how its 100 percent score loses points, and the two findings that cost us: a timezone and noisy canvas pixels.
Detection · Nov 2, 2026 · 6 min readAudio fingerprinting: why the readback stays honest
Audio fingerprinting renders a signal through the Web Audio API and reads it back: what it reveals, the 8 ms grid Chrome imposes, and why added noise is a tell.
Detection · Nov 1, 2026 · 5 min readAccept-Language header: 1 value, block page or login
What the Accept-Language header is, how Chrome builds it from a language list, and the malformed value that got a DataDome captcha instead of a login page.
Proxies · Oct 31, 2026 · 6 min readMobile proxy for AI agents: 4 readings of a Unix TCP stack
What a mobile proxy changes for an AI agent's browser: 4 TCP readings through a mobile exit, why it covers no mismatch, and what its carrier address does bring.
Security · Oct 30, 2026 · 7 min readLLM secrets in agent runs: 214 false alarms down to 0
How an agent's secret filter recognises keys in 4 stages, why reading the whole page caused 214 false alarms on 19 sites, and what cut them to 0 on 8 Sep 2026.
Proxies · Oct 29, 2026 · 6 min readIP reputation for browser automation: 19% vs 0 of 70 runs
IP reputation against profile maturity in 191 reCAPTCHA measurements: what the exit address decided, why aged profiles did not help, and how to test an exit.
Infrastructure · Oct 28, 2026 · 6 min readHeadless browser: why an attached tab ignores clicks
What a headless browser is, why a tab a driver only attaches to runs at 0 frames per second and ignores input in both modes, and what a site can tell from headless.
Infrastructure · Oct 27, 2026 · 6 min readMultiple browser profiles on one machine: about 340 MB each
How many browser profiles one machine runs for AI agents: what a profile is, the memory a running browser takes, what refuses a start, and why plans count browsers.
Infrastructure · Oct 26, 2026 · 6 min readChrome DevTools Protocol (CDP): can a site detect it?
What the Chrome DevTools Protocol is, what a driver does with it, what a page notices, from a tab at 0 frames per second to a click, and why header order is lost.
Use cases · Oct 25, 2026 · 6 min readCompetitor monitoring: 68 changed lines, 0 price changes
How an AI agent monitors competitor prices every morning: five pricing pages read in 13 to 18 seconds, what a change alert misses and what the report says.
Proxies · Oct 25, 2026 · 6 min readGeolocation and timezone spoofing: 5 checks behind 1 proxy
Geolocation and timezone spoofing behind a proxy: the 5 places a location shows, which one anchors the rest, and why an unknown exit is left untouched.
Use cases · Oct 25, 2026 · 6 min readReddit marketing: 19 of 27 subreddits limit self-promotion
What the rules of 27 subreddits say about promoting software, where an AI agent helps, and which steps stay with a person. Our numbers, dated 11 October 2026.