The nine tells that make AI text obvious
Nine categories of habit that give a draft away, and what each one costs to fix. Six of them are removals. Here is the whole published taxonomy, with examples.
What machine-written drafts have in common, why the usual advice about it is wrong, and what actually changes a draft. Every claim carries its source.
Nine categories of habit that give a draft away, and what each one costs to fix. Six of them are removals. Here is the whole published taxonomy, with examples.
In today's fast-paced world, it is important to note that a stock opener is the cheapest tell to remove.
A stock opener carries no information about the subject. Cutting it costs nothing.Google since 2024, Anthropic on models launched from 2 August 2026 and many earlier ones, OpenAI rolling out in the EU since 5 October, and nothing for Copilot or Grok. A dated timeline, and the EU’s 2 December 2026 date.
Give ChatGPT your own sentences, ask for what you want instead of what to avoid, and cut the stock habits by hand. What a voice edit does, and what it cannot prove.
Anthropic, OpenAI and Google mark text, and their detectors are closed or limited to approved parties. What each provider lets someone check today, in one table.
New categories we add to the taxonomy, and what changes in the tools we publish.