September 2026

ARCHIVE

Every article published in September 2026, across all sections (31 articles).

AI News

AI News Briefing — September 23: OpenAI ships GPT-6 Sol and Luna at half price, Anthropic ships Claude Opus 5.5 at 40 percent less

Two frontier releases landed on the same day, and both announcements led with the price. OpenAI shipped GPT-6 Sol and Luna at half the API prices of their GPT-5.6 predecessors, Anthropic shipped Claude Opus 5.5 at 40 percent less to run than Opus 5, and Microsoft said it led an industry-wide disruption of EvilTokens, a subscription fraud platform built around an AI chatbot.

AI News

AI News Briefing — September 22: OpenAI teams with an independent math advisory group, Muse outpaces ChatGPT's early mobile launch

The day lined up what gets built against who gets a say in it. OpenAI announced that it is working with an independent advisory group of nine mathematicians, a market intelligence firm estimated that Meta's Muse beat ChatGPT's first twelve days on mobile, and NVIDIA opened a program that qualifies the power and cooling products going into AI factories.

AI News

AI News Briefing — September 21: A blogger traces ChatGPT's ad collector, Qwen ships image weights under a research-only license

The question of the day was what AI collects and what it permits. The author of a personal blog traced how ChatGPT's ad collector carries an identifier from advertiser sites back to OpenAI, Alibaba's Qwen published the open weights of an image model under a research-only license, and security experts told The Verge that humans remain the biggest cyber risk to energy systems.

AI News

AI News Briefing — September 19: a hallucinated AI report nearly puts US forces on a Chinese ship, the Federal Register runs a Chinese model the FBI had named, and the FAA lines up an $875M AI tool

Government use of AI slipped twice on the same day. The US military turned back from boarding a Chinese ship after officials traced the intelligence report behind the operation to a chatbot, the Federal Register pulled a Chinese model the FBI had named, and the FAA is preparing to put an $875 million AI tool into air traffic management.

AI News

AI News Briefing — September 18: OpenAI builds a legal foundation on GPT-6 Astra, unsealed filings quote a Microsoft exec on "the largest theft of labor in human history," and OpenAI publishes six misalignment reports

Where an AI system's material comes from surfaced three different ways on the same day. OpenAI introduced a legal foundation built on GPT-6 Astra, an unsealed motion in the news publishers' copyright case quoted internal documents from Microsoft and OpenAI, and OpenAI published six reports on misaligned model behavior.

AI News

AI News Briefing — September 12: New Mexico's Supreme Court holds a ChatGPT-using lawyer in contempt, Amazon sells ad space inside ChatGPT, and OpenAI opens up the storage behind a billion users

A lawyer who signed and filed a brief built on unverified ChatGPT output drew a personal sanction from his state's highest court. The other two stories concern the conversation window itself: Amazon began selling ad placements inside ChatGPT to a pilot group of US advertisers, and OpenAI described the storage platform that carries a billion people a week.

AI News

AI News Briefing — September 11: OpenAI zeroes out government license fees, Anthropic hands four incidents to METR, and Cognition's SWE-2 takes the top score

OpenAI signed an agreement with the US General Services Administration that will take the ChatGPT license fee for American governments to zero from October 1. Anthropic opened the record of its own failures to an outside investigator, and Cognition posted a leading score on a base model built by another company.