博客
关于验证基础设施、覆盖变更与 API 工作的记录。
文章以英文发布。
指南2025年9月30日·阅读约 6 分钟
Rentals vs activations: choosing the right primitive
One question decides it: will you ever need to receive a second message on this number, later? Everything else is arithmetic.
阅读全文作者：Sofia Renard
Product
rentalsactivationspricingguides
指南
What virtual numbers cannot do
The honest list. Nine things people expect from a rented number that it will not give them, and what to use instead.
Marta Kwiatkowska·2023年9月12日·阅读约 6 分钟
指南Reading a success-rate badge: what 87 % actually means
It is a trailing seven-day delivery rate with a confidence interval you cannot see. What it measures, what it excludes, and why 87 % on 25 samples tells you almost nothing.
Marta Kwiatkowska·2022年6月7日·阅读约 6 分钟