https://blog.baifan.site/en/tags/developer-tools/Recent content in Developer Tools on ByF (BaiFan) · Daily Deep ThinkHugo -- gohugo.ioenblog@baifan.site (ByF (BaiFan))blog@baifan.site (ByF (BaiFan))CC BY-NC 4.0Tue, 10 Mar 2026 14:00:00 +0800https://blog.baifan.site/en/sms-verification-platforms/Tue, 10 Mar 2026 14:00:00 +0800blog@baifan.site (ByF (BaiFan))https://blog.baifan.site/en/sms-verification-platforms/<p>Signing up for services like GPT, Claude, or Telegram needs a number that can receive verification codes — but you may not want to hand over your own phone number. That demand spawned a batch of SMS verification platforms: some free, some paid, some aimed at developers. Here are four I&rsquo;ve actually used; as of May 20, 2026, all were still accessible. Platform status changes at any time, so open the site and check yourself before using one.</p>