# OpenAI is adding text watermarking in ChatGPT and Codex

> 全文为英语

**Published:** 2026年10月5日
**Author:** Stevie Bonifield
**Source:** The Verge — AI
**Language:** en-US
**HTML:** https://aiqazaqstan.com/zh/articles/openai-is-adding-text-watermarking-in-chatgpt-and-codex

An invisible, machine-readable watermark in text output is rolling out to ChatGPT and Codex, but only for users in the European Union at first. OpenAI says its textGrain watermarking "matched or exceeded" other approaches like Google DeepMind's SynthID for text, which is also…

> 内容来自原始来源： **The Verge — AI**
> [在 The Verge — AI 阅读全文](https://www.theverge.com/ai-artificial-intelligence/1004880/openai-chatgpt-text-watermarks-eu-ai-act)

**标签：** #Google DeepMind #OpenAI #Anthropic

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