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Configuration walkthroughs for the clients developers actually use: requests, httpx, curl, Chrome, Playwright, and everything that speaks HTTP CONNECT.
A 407 means the proxy refused your credentials, and there are exactly six reasons it does that. Here is how to tell them apart in under a minute.
Working proxy configuration for the three clients most Python scrapers use, including HTTPS via CONNECT, SOCKS5, retries, and the environment-variable behaviour that silently breaks CI.
Rotation is not a quality setting you turn up. It is a choice about whether the target expects one visitor or many, and picking wrong is the most expensive misconfiguration in proxy work.
Chrome has no proxy settings of its own — it borrows the operating system's. Here are the four ways around that, including the two that do not touch your whole machine.
Rotating residential, mobile, ISP and datacenter pools on one gateway, billed per gigabyte with bandwidth that never expires.
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