NovaPulse AI Weekly

Your weekly dose of AI & Tech insights
2026-10-06

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 the basis for the watermarking Anthropic announced in August. Like OpenAI, Anthropic made the move to meet the requirements of the EU's AI Act; however, not everyone was happy to learn about the addition. OpenAI also included scores from AI benchmarks showing similar performance from watermarked and unwatermarked text. But it notes that textGrain "does not guarantee … Read the full story at The Verge.

Source: The Verge Tech

Top Stories

Building advertising for the way people use AI

OpenAI introduces a new visual ad format in ChatGPT and expands measurement tools, attribution partnerships, and brand suitability for advertisers.

Read more at OpenAI Blog

OpenAI will start watermarking ChatGPT’s text in the EU

OpenAI will watermark ChatGPT and Codex text in the EU to comply with the AI Act. Editing can make the invisible marks harder to detect, it says.

Read more at TechCrunch AI

Instinct brings its AI agent to group chats, even for friends without an account

Instinct is launching group chats that let friends use its AI agent together for tasks like planning trips, organizing carpools, and coordinating events. The company says personal accounts remain separate, with permission required before personal agents share information or take action.

Read more at TechCrunch AI

OpenAI launches visual ads that appear alongside image generation results

The new ads will begin to appear later this month in the U.S. only for now, and will feature products and services from an initial test group of advertisers.

Read more at TechCrunch AI

The Download: AI’s popularity paradox and EmTech Future 2026

This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. People really hate AI, so why can’t they get enough? —Will Douglas Heaven Over the summer I talked to the CEO of Springboards, a startup building an LLM designed to come…

Read more at MIT Tech Review

Quick Bytes

People really hate AI, so why can’t they get enough? — MIT Tech Review

OpenAI "rogue" agent activities found on Wikimedia projects — Hacker News Best

Proxy Confidence: Auditing Black-Box LLM Agents with a Surrogate's Log-Probabilities — arXiv AI (cs.AI)

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