Playwright CLI vs MCP: give your agent a browser that actually works
I ran Playwright CLI, Playwright MCP and Chrome DevTools MCP on the same page. The snapshots came out nearly identical; the real cost sits elsewhere.
9 stories
I ran Playwright CLI, Playwright MCP and Chrome DevTools MCP on the same page. The snapshots came out nearly identical; the real cost sits elsewhere.
Compromise of 3 domain registries allows hackers to walk off with unauthorized certs.
Most useful work has no API. Browser handoff lets a human sign in and the agent inherit the session — no stored credentials, no password in the model context.
Isolate each profile's fingerprint, assign one proxy per account, warm the profiles up slowly, and test every one for leaks before you post anything.
Compare residential, datacenter and mobile proxies, set one up per profile, and match it to the fingerprint so the pair does not get flagged as suspect.
An anti-detect browser gives every profile its own fingerprint and cookie store. How that works, who relies on it, what it costs, and how to test one.
An anti-detect browser isolates fingerprints and cookies per profile, a VPN masks your IP and encrypts traffic, incognito only deletes local data.
The 12 mistakes that get anti-detect browser profiles flagged, from proxy mismatches to WebRTC leaks, and the one principle that avoids most of them.
Browser fingerprinting tracks you without cookies by reading dozens of device signals. See your own fingerprint live and what actually defends against it.
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